./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec7_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fd6d1c71ba5dc2d3b9a29abb89e94ab4329c839d1f475ee44ea6eb34f32fbde --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:57:57,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:57:57,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 02:57:57,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:57:57,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:57:58,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:57:58,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:57:58,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:57:58,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:57:58,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:57:58,010 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:57:58,010 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:57:58,010 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:57:58,010 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:57:58,010 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:57:58,010 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:57:58,011 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:57:58,011 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:57:58,011 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:57:58,011 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:57:58,012 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:57:58,012 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:57:58,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:57:58,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:57:58,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:57:58,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:57:58,014 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:57:58,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:57:58,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:57:58,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:57:58,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:57:58,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:57:58,015 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:57:58,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:57:58,016 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:57:58,016 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:57:58,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:57:58,016 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 [2024-11-14 02:57:58,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:57:58,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:57:58,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:57:58,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:57:58,408 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:57:58,409 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/product-lines/email_spec7_product25.cil.c Unable to find full path for "g++" [2024-11-14 02:58:00,498 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:58:00,932 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:58:00,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/sv-benchmarks/c/product-lines/email_spec7_product25.cil.c [2024-11-14 02:58:00,966 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/data/5c3a75e0a/83a0076196e9403c808d8eac4683d651/FLAG323e40f06 [2024-11-14 02:58:00,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/data/5c3a75e0a/83a0076196e9403c808d8eac4683d651 [2024-11-14 02:58:00,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:58:00,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:58:00,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:00,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:58:01,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:58:01,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:00" (1/1) ... [2024-11-14 02:58:01,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1103d5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:01, skipping insertion in model container [2024-11-14 02:58:01,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:00" (1/1) ... [2024-11-14 02:58:01,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:58:01,436 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/sv-benchmarks/c/product-lines/email_spec7_product25.cil.c[8804,8817] [2024-11-14 02:58:01,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:01,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:58:01,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [48] [2024-11-14 02:58:01,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [417] [2024-11-14 02:58:01,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [455] [2024-11-14 02:58:01,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [464] [2024-11-14 02:58:01,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [481] [2024-11-14 02:58:01,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptVerify_spec.i","") [710] [2024-11-14 02:58:01,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [728] [2024-11-14 02:58:01,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [1800] [2024-11-14 02:58:01,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2088] [2024-11-14 02:58:01,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2454] [2024-11-14 02:58:01,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2857] [2024-11-14 02:58:01,881 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/sv-benchmarks/c/product-lines/email_spec7_product25.cil.c[8804,8817] [2024-11-14 02:58:01,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:02,005 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:58:02,005 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02 WrapperNode [2024-11-14 02:58:02,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:02,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:02,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:58:02,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:58:02,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,111 INFO L138 Inliner]: procedures = 130, calls = 199, calls flagged for inlining = 61, calls inlined = 58, statements flattened = 1076 [2024-11-14 02:58:02,111 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:02,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:58:02,112 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:58:02,112 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:58:02,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,162 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:58:02,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:58:02,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:58:02,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:58:02,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (1/1) ... [2024-11-14 02:58:02,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:02,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:02,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:58:02,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:58:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-14 02:58:02,305 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-14 02:58:02,305 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-14 02:58:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-14 02:58:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2024-11-14 02:58:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2024-11-14 02:58:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-14 02:58:02,306 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-14 02:58:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-14 02:58:02,307 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-14 02:58:02,307 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-14 02:58:02,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-14 02:58:02,308 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-14 02:58:02,308 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-14 02:58:02,309 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-14 02:58:02,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-14 02:58:02,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:58:02,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:58:02,619 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:58:02,622 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:58:03,926 INFO L? ?]: Removed 540 outVars from TransFormulas that were not future-live. [2024-11-14 02:58:03,927 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:58:04,856 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:58:04,857 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 02:58:04,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:04 BoogieIcfgContainer [2024-11-14 02:58:04,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:58:04,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:58:04,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:58:04,865 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:58:04,866 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:58:00" (1/3) ... [2024-11-14 02:58:04,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1fbeaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:04, skipping insertion in model container [2024-11-14 02:58:04,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:02" (2/3) ... [2024-11-14 02:58:04,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1fbeaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:04, skipping insertion in model container [2024-11-14 02:58:04,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:04" (3/3) ... [2024-11-14 02:58:04,868 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec7_product25.cil.c [2024-11-14 02:58:04,886 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:58:04,889 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG email_spec7_product25.cil.c that has 22 procedures, 180 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 02:58:04,956 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:58:04,976 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=FINITE_AUTOMATA, 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;@2ada328c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:58:04,976 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:58:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 106 states have internal predecessors, (136), 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) [2024-11-14 02:58:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-14 02:58:04,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:04,997 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 02:58:04,998 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:05,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:05,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1875481368, now seen corresponding path program 1 times [2024-11-14 02:58:05,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:05,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364683308] [2024-11-14 02:58:05,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:05,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:05,489 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:05,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364683308] [2024-11-14 02:58:05,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364683308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:05,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:05,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:58:05,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808700995] [2024-11-14 02:58:05,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:05,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 02:58:05,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:05,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 02:58:05,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:58:05,539 INFO L87 Difference]: Start difference. First operand has 180 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 106 states have internal predecessors, (136), 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 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:05,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:05,698 INFO L93 Difference]: Finished difference Result 268 states and 359 transitions. [2024-11-14 02:58:05,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 02:58:05,704 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 60 [2024-11-14 02:58:05,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:05,717 INFO L225 Difference]: With dead ends: 268 [2024-11-14 02:58:05,718 INFO L226 Difference]: Without dead ends: 177 [2024-11-14 02:58:05,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 02:58:05,725 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:05,726 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 204 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 02:58:05,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-14 02:58:05,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2024-11-14 02:58:05,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 101 states have (on average 1.2871287128712872) internal successors, (130), 103 states have internal predecessors, (130), 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) [2024-11-14 02:58:05,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 237 transitions. [2024-11-14 02:58:05,781 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 237 transitions. Word has length 60 [2024-11-14 02:58:05,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:05,786 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 237 transitions. [2024-11-14 02:58:05,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2024-11-14 02:58:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-14 02:58:05,792 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:05,792 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 02:58:05,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:58:05,793 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:05,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:05,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1161349108, now seen corresponding path program 1 times [2024-11-14 02:58:05,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:05,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503843952] [2024-11-14 02:58:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:05,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:06,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:06,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503843952] [2024-11-14 02:58:06,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503843952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:06,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:06,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:58:06,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849801313] [2024-11-14 02:58:06,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:06,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:58:06,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:06,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:58:06,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:06,210 INFO L87 Difference]: Start difference. First operand 177 states and 237 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:06,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:06,393 INFO L93 Difference]: Finished difference Result 264 states and 344 transitions. [2024-11-14 02:58:06,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:58:06,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 61 [2024-11-14 02:58:06,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:06,398 INFO L225 Difference]: With dead ends: 264 [2024-11-14 02:58:06,398 INFO L226 Difference]: Without dead ends: 179 [2024-11-14 02:58:06,401 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:06,403 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 0 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 401 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:06,403 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 401 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 02:58:06,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-14 02:58:06,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 179. [2024-11-14 02:58:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 103 states have (on average 1.2815533980582525) internal successors, (132), 105 states have internal predecessors, (132), 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) [2024-11-14 02:58:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 239 transitions. [2024-11-14 02:58:06,423 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 239 transitions. Word has length 61 [2024-11-14 02:58:06,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:06,423 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 239 transitions. [2024-11-14 02:58:06,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 239 transitions. [2024-11-14 02:58:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-14 02:58:06,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:06,426 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 02:58:06,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 02:58:06,426 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:06,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:06,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1687037743, now seen corresponding path program 1 times [2024-11-14 02:58:06,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:06,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887962097] [2024-11-14 02:58:06,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:06,619 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:06,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:06,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887962097] [2024-11-14 02:58:06,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1887962097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:06,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:06,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:58:06,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459137758] [2024-11-14 02:58:06,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:06,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:58:06,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:06,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:58:06,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:06,622 INFO L87 Difference]: Start difference. First operand 179 states and 239 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:06,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:06,785 INFO L93 Difference]: Finished difference Result 393 states and 545 transitions. [2024-11-14 02:58:06,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:58:06,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 66 [2024-11-14 02:58:06,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:06,789 INFO L225 Difference]: With dead ends: 393 [2024-11-14 02:58:06,789 INFO L226 Difference]: Without dead ends: 232 [2024-11-14 02:58:06,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:06,792 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 59 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:06,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 413 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 02:58:06,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2024-11-14 02:58:06,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 227. [2024-11-14 02:58:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 137 states have (on average 1.364963503649635) internal successors, (187), 139 states have internal predecessors, (187), 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) [2024-11-14 02:58:06,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 322 transitions. [2024-11-14 02:58:06,833 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 322 transitions. Word has length 66 [2024-11-14 02:58:06,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:06,833 INFO L471 AbstractCegarLoop]: Abstraction has 227 states and 322 transitions. [2024-11-14 02:58:06,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-14 02:58:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 322 transitions. [2024-11-14 02:58:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-14 02:58:06,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:06,842 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 02:58:06,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 02:58:06,842 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:58:06,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:06,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1738217972, now seen corresponding path program 1 times [2024-11-14 02:58:06,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:06,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419039236] [2024-11-14 02:58:06,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:06,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:06,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:07,160 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:07,161 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:07,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419039236] [2024-11-14 02:58:07,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419039236] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:58:07,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167079326] [2024-11-14 02:58:07,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:07,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:58:07,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:07,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:58:07,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:58:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:07,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 02:58:07,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:07,701 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:07,701 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:58:07,823 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 02:58:07,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167079326] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:58:07,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [932333975] [2024-11-14 02:58:07,850 INFO L159 IcfgInterpreter]: Started Sifa with 56 locations of interest [2024-11-14 02:58:07,850 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:58:07,853 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:58:07,857 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:58:07,858 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:58:37,357 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 02:58:37,517 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 02:58:37,645 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 02:59:33,905 WARN L286 SmtUtils]: Spent 9.91s on a formula simplification. DAG size of input: 450 DAG size of output: 450 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:59:44,713 WARN L286 SmtUtils]: Spent 10.04s on a formula simplification. DAG size of input: 451 DAG size of output: 450 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:59:55,469 WARN L286 SmtUtils]: Spent 9.73s on a formula simplification. DAG size of input: 455 DAG size of output: 454 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 02:59:59,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [932333975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:59:59,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:59:59,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [4, 4, 4] total 28 [2024-11-14 02:59:59,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359718436] [2024-11-14 02:59:59,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:59:59,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 02:59:59,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:59:59,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 02:59:59,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2024-11-14 02:59:59,889 INFO L87 Difference]: Start difference. First operand 227 states and 322 transitions. Second operand has 23 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 14 states have internal predecessors, (34), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-11-14 03:00:07,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:07,294 INFO L93 Difference]: Finished difference Result 469 states and 682 transitions. [2024-11-14 03:00:07,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 03:00:07,295 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 14 states have internal predecessors, (34), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) Word has length 67 [2024-11-14 03:00:07,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:07,297 INFO L225 Difference]: With dead ends: 469 [2024-11-14 03:00:07,298 INFO L226 Difference]: Without dead ends: 260 [2024-11-14 03:00:07,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 176 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 82.2s TimeCoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2024-11-14 03:00:07,300 INFO L432 NwaCegarLoop]: 183 mSDtfsCounter, 26 mSDsluCounter, 2485 mSDsCounter, 0 mSdLazyCounter, 1725 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2668 SdHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:07,300 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 2668 Invalid, 1734 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 1725 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2024-11-14 03:00:07,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2024-11-14 03:00:07,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 250. [2024-11-14 03:00:07,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 159 states have (on average 1.3836477987421383) internal successors, (220), 161 states have internal predecessors, (220), 68 states have call successors, (68), 22 states have call predecessors, (68), 22 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-14 03:00:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 355 transitions. [2024-11-14 03:00:07,365 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 355 transitions. Word has length 67 [2024-11-14 03:00:07,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:07,365 INFO L471 AbstractCegarLoop]: Abstraction has 250 states and 355 transitions. [2024-11-14 03:00:07,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 15 states have (on average 2.2666666666666666) internal successors, (34), 14 states have internal predecessors, (34), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-11-14 03:00:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 355 transitions. [2024-11-14 03:00:07,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-14 03:00:07,368 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:07,369 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 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] [2024-11-14 03:00:07,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:00:07,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:00:07,569 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:07,570 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:07,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1614944074, now seen corresponding path program 1 times [2024-11-14 03:00:07,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:07,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432249617] [2024-11-14 03:00:07,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:07,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:07,708 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:00:07,708 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:07,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432249617] [2024-11-14 03:00:07,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432249617] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:07,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:07,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:00:07,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883118325] [2024-11-14 03:00:07,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:07,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:00:07,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:00:07,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:00:07,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:07,710 INFO L87 Difference]: Start difference. First operand 250 states and 355 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-14 03:00:07,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:07,913 INFO L93 Difference]: Finished difference Result 603 states and 890 transitions. [2024-11-14 03:00:07,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:07,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 72 [2024-11-14 03:00:07,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:07,916 INFO L225 Difference]: With dead ends: 603 [2024-11-14 03:00:07,916 INFO L226 Difference]: Without dead ends: 377 [2024-11-14 03:00:07,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:07,918 INFO L432 NwaCegarLoop]: 209 mSDtfsCounter, 57 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 407 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:07,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 407 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 03:00:07,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2024-11-14 03:00:08,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 372. [2024-11-14 03:00:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 250 states have (on average 1.44) internal successors, (360), 252 states have internal predecessors, (360), 99 states have call successors, (99), 22 states have call predecessors, (99), 22 states have return successors, (98), 97 states have call predecessors, (98), 98 states have call successors, (98) [2024-11-14 03:00:08,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 557 transitions. [2024-11-14 03:00:08,024 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 557 transitions. Word has length 72 [2024-11-14 03:00:08,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:08,024 INFO L471 AbstractCegarLoop]: Abstraction has 372 states and 557 transitions. [2024-11-14 03:00:08,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-14 03:00:08,025 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 557 transitions. [2024-11-14 03:00:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-14 03:00:08,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:08,027 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 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] [2024-11-14 03:00:08,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 03:00:08,028 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:08,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:08,028 INFO L85 PathProgramCache]: Analyzing trace with hash -957363978, now seen corresponding path program 1 times [2024-11-14 03:00:08,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:08,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251500586] [2024-11-14 03:00:08,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:08,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:08,209 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:00:08,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251500586] [2024-11-14 03:00:08,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251500586] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:00:08,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359819193] [2024-11-14 03:00:08,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:08,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:00:08,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:00:08,213 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:00:08,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 03:00:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:08,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:00:08,577 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:00:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:00:08,605 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:00:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:00:08,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359819193] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:00:08,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [239185105] [2024-11-14 03:00:08,688 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2024-11-14 03:00:08,688 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:00:08,688 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:00:08,688 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:00:08,689 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:00:42,342 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 03:00:42,464 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 431 for LOIs [2024-11-14 03:00:43,448 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:01:05,110 WARN L286 SmtUtils]: Spent 6.75s on a formula simplification. DAG size of input: 431 DAG size of output: 432 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:01:15,231 WARN L286 SmtUtils]: Spent 9.77s on a formula simplification. DAG size of input: 455 DAG size of output: 450 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:01:54,940 WARN L286 SmtUtils]: Spent 9.92s on a formula simplification. DAG size of input: 452 DAG size of output: 452 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:02:05,789 WARN L286 SmtUtils]: Spent 9.99s on a formula simplification. DAG size of input: 453 DAG size of output: 452 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:02:16,460 WARN L286 SmtUtils]: Spent 9.70s on a formula simplification. DAG size of input: 457 DAG size of output: 456 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:02:31,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [239185105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:02:31,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:02:31,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [4, 4, 4] total 32 [2024-11-14 03:02:31,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977086538] [2024-11-14 03:02:31,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:02:31,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 03:02:31,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:02:31,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 03:02:31,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=887, Unknown=0, NotChecked=0, Total=992 [2024-11-14 03:02:31,666 INFO L87 Difference]: Start difference. First operand 372 states and 557 transitions. Second operand has 27 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 17 states have internal predecessors, (37), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2024-11-14 03:02:49,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:02:49,912 INFO L93 Difference]: Finished difference Result 756 states and 1159 transitions. [2024-11-14 03:02:49,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 03:02:49,913 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 17 states have internal predecessors, (37), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) Word has length 73 [2024-11-14 03:02:49,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:02:49,917 INFO L225 Difference]: With dead ends: 756 [2024-11-14 03:02:49,917 INFO L226 Difference]: Without dead ends: 447 [2024-11-14 03:02:49,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 190 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 116.1s TimeCoverageRelationStatistics Valid=119, Invalid=1003, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 03:02:49,919 INFO L432 NwaCegarLoop]: 182 mSDtfsCounter, 67 mSDsluCounter, 2431 mSDsCounter, 0 mSdLazyCounter, 2169 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 2613 SdHoareTripleChecker+Invalid, 2181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-14 03:02:49,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 2613 Invalid, 2181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 2169 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2024-11-14 03:02:49,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2024-11-14 03:02:50,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 386. [2024-11-14 03:02:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 262 states have (on average 1.4389312977099236) internal successors, (377), 264 states have internal predecessors, (377), 100 states have call successors, (100), 23 states have call predecessors, (100), 23 states have return successors, (99), 98 states have call predecessors, (99), 99 states have call successors, (99) [2024-11-14 03:02:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 576 transitions. [2024-11-14 03:02:50,040 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 576 transitions. Word has length 73 [2024-11-14 03:02:50,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:02:50,040 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 576 transitions. [2024-11-14 03:02:50,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 17 states have internal predecessors, (37), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2024-11-14 03:02:50,041 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 576 transitions. [2024-11-14 03:02:50,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-14 03:02:50,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:02:50,043 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 03:02:50,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 03:02:50,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-14 03:02:50,244 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:02:50,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:02:50,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1003940908, now seen corresponding path program 1 times [2024-11-14 03:02:50,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:02:50,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208829706] [2024-11-14 03:02:50,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:02:50,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:02:50,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:02:50,410 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:02:50,410 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:02:50,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208829706] [2024-11-14 03:02:50,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208829706] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:02:50,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447737718] [2024-11-14 03:02:50,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:02:50,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:02:50,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:02:50,412 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:02:50,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 03:02:50,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:02:50,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:02:50,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:02:50,806 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:02:50,806 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:02:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:02:50,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447737718] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:02:50,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [627777956] [2024-11-14 03:02:50,877 INFO L159 IcfgInterpreter]: Started Sifa with 65 locations of interest [2024-11-14 03:02:50,877 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:02:50,878 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:02:50,878 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:02:50,878 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:03:35,103 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 03:03:35,209 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringPublicKey with input of size 223 for LOIs [2024-11-14 03:03:35,286 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringUser with input of size 232 for LOIs [2024-11-14 03:03:35,382 INFO L197 IcfgInterpreter]: Interpreting procedure createClientKeyringEntry with input of size 433 for LOIs [2024-11-14 03:03:35,966 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 03:03:36,069 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:04:34,199 WARN L286 SmtUtils]: Spent 11.48s on a formula simplification. DAG size of input: 510 DAG size of output: 505 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:04:46,561 WARN L286 SmtUtils]: Spent 11.49s on a formula simplification. DAG size of input: 511 DAG size of output: 505 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:05:14,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [627777956] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:05:14,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:05:14,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [4, 4, 4] total 37 [2024-11-14 03:05:14,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708521812] [2024-11-14 03:05:14,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:05:14,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-11-14 03:05:14,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:05:14,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-14 03:05:14,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=1221, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 03:05:14,285 INFO L87 Difference]: Start difference. First operand 386 states and 576 transitions. Second operand has 32 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 18 states have internal predecessors, (37), 10 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) [2024-11-14 03:05:28,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:05:28,371 INFO L93 Difference]: Finished difference Result 783 states and 1198 transitions. [2024-11-14 03:05:28,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 03:05:28,372 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 18 states have internal predecessors, (37), 10 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) Word has length 76 [2024-11-14 03:05:28,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:05:28,375 INFO L225 Difference]: With dead ends: 783 [2024-11-14 03:05:28,375 INFO L226 Difference]: Without dead ends: 474 [2024-11-14 03:05:28,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 98.2s TimeCoverageRelationStatistics Valid=111, Invalid=1221, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 03:05:28,378 INFO L432 NwaCegarLoop]: 181 mSDtfsCounter, 106 mSDsluCounter, 3294 mSDsCounter, 0 mSdLazyCounter, 3304 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 3475 SdHoareTripleChecker+Invalid, 3315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 3304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-14 03:05:28,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 3475 Invalid, 3315 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11 Valid, 3304 Invalid, 0 Unknown, 0 Unchecked, 13.8s Time] [2024-11-14 03:05:28,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2024-11-14 03:05:28,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 422. [2024-11-14 03:05:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 292 states have (on average 1.4349315068493151) internal successors, (419), 294 states have internal predecessors, (419), 103 states have call successors, (103), 26 states have call predecessors, (103), 26 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-14 03:05:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 624 transitions. [2024-11-14 03:05:28,575 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 624 transitions. Word has length 76 [2024-11-14 03:05:28,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:05:28,575 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 624 transitions. [2024-11-14 03:05:28,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 18 states have internal predecessors, (37), 10 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) [2024-11-14 03:05:28,576 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 624 transitions. [2024-11-14 03:05:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-14 03:05:28,578 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:05:28,578 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 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] [2024-11-14 03:05:28,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 03:05:28,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:05:28,779 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:05:28,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:05:28,780 INFO L85 PathProgramCache]: Analyzing trace with hash 304243768, now seen corresponding path program 1 times [2024-11-14 03:05:28,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:05:28,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794443764] [2024-11-14 03:05:28,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:28,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:05:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:05:28,909 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:05:28,909 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:05:28,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794443764] [2024-11-14 03:05:28,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794443764] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:05:28,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [994885763] [2024-11-14 03:05:28,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:05:28,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:05:28,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:05:28,912 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:05:28,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 03:05:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:05:29,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:05:29,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:05:29,358 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:05:29,358 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:05:29,449 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:05:29,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [994885763] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:05:29,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2058534662] [2024-11-14 03:05:29,452 INFO L159 IcfgInterpreter]: Started Sifa with 64 locations of interest [2024-11-14 03:05:29,455 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:05:29,455 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:05:29,455 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:05:29,456 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:06:06,104 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 03:06:06,211 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 03:06:06,310 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:07:02,783 WARN L286 SmtUtils]: Spent 9.84s on a formula simplification. DAG size of input: 451 DAG size of output: 451 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:07:13,773 WARN L286 SmtUtils]: Spent 9.91s on a formula simplification. DAG size of input: 452 DAG size of output: 451 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:07:24,842 WARN L286 SmtUtils]: Spent 9.84s on a formula simplification. DAG size of input: 456 DAG size of output: 455 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:07:46,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [2058534662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:07:46,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:07:46,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [4, 4, 4] total 33 [2024-11-14 03:07:46,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306633290] [2024-11-14 03:07:46,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:07:46,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 03:07:46,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:07:46,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 03:07:46,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=946, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 03:07:46,622 INFO L87 Difference]: Start difference. First operand 422 states and 624 transitions. Second operand has 28 states, 20 states have (on average 2.1) internal successors, (42), 19 states have internal predecessors, (42), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-11-14 03:08:03,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:08:03,981 INFO L93 Difference]: Finished difference Result 780 states and 1181 transitions. [2024-11-14 03:08:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 03:08:03,981 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 20 states have (on average 2.1) internal successors, (42), 19 states have internal predecessors, (42), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) Word has length 75 [2024-11-14 03:08:03,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:08:03,985 INFO L225 Difference]: With dead ends: 780 [2024-11-14 03:08:03,985 INFO L226 Difference]: Without dead ends: 471 [2024-11-14 03:08:03,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 192 SyntacticMatches, 4 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 108.5s TimeCoverageRelationStatistics Valid=124, Invalid=1066, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 03:08:03,988 INFO L432 NwaCegarLoop]: 177 mSDtfsCounter, 39 mSDsluCounter, 2494 mSDsCounter, 0 mSdLazyCounter, 2075 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 2671 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.9s IncrementalHoareTripleChecker+Time [2024-11-14 03:08:03,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 2671 Invalid, 2084 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 2075 Invalid, 0 Unknown, 0 Unchecked, 8.9s Time] [2024-11-14 03:08:03,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2024-11-14 03:08:04,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 442. [2024-11-14 03:08:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 312 states have (on average 1.439102564102564) internal successors, (449), 314 states have internal predecessors, (449), 103 states have call successors, (103), 26 states have call predecessors, (103), 26 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-14 03:08:04,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 654 transitions. [2024-11-14 03:08:04,150 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 654 transitions. Word has length 75 [2024-11-14 03:08:04,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:08:04,151 INFO L471 AbstractCegarLoop]: Abstraction has 442 states and 654 transitions. [2024-11-14 03:08:04,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 20 states have (on average 2.1) internal successors, (42), 19 states have internal predecessors, (42), 7 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2024-11-14 03:08:04,152 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 654 transitions. [2024-11-14 03:08:04,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-14 03:08:04,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:08:04,154 INFO L215 NwaCegarLoop]: trace histogram [4, 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] [2024-11-14 03:08:04,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 03:08:04,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:08:04,354 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:08:04,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:08:04,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1930712758, now seen corresponding path program 1 times [2024-11-14 03:08:04,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:08:04,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194842648] [2024-11-14 03:08:04,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:08:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:04,516 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-14 03:08:04,517 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:08:04,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194842648] [2024-11-14 03:08:04,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194842648] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:08:04,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014123401] [2024-11-14 03:08:04,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:08:04,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:08:04,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:08:04,519 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:08:04,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 03:08:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:08:04,897 INFO L255 TraceCheckSpWp]: Trace formula consists of 903 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:08:04,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:08:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:08:04,953 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:08:05,055 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 03:08:05,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014123401] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:08:05,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [972125463] [2024-11-14 03:08:05,058 INFO L159 IcfgInterpreter]: Started Sifa with 60 locations of interest [2024-11-14 03:08:05,059 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:08:05,059 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:08:05,060 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:08:05,060 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:08:34,864 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 03:08:34,970 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 431 for LOIs [2024-11-14 03:08:36,129 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:09:01,191 WARN L286 SmtUtils]: Spent 7.77s on a formula simplification. DAG size of input: 431 DAG size of output: 432 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:09:13,411 WARN L286 SmtUtils]: Spent 11.58s on a formula simplification. DAG size of input: 455 DAG size of output: 451 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:10:12,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [972125463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:10:12,163 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:10:12,163 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [6, 5, 5] total 35 [2024-11-14 03:10:12,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110744605] [2024-11-14 03:10:12,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:10:12,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 03:10:12,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:10:12,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 03:10:12,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=1084, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 03:10:12,165 INFO L87 Difference]: Start difference. First operand 442 states and 654 transitions. Second operand has 27 states, 18 states have (on average 2.111111111111111) internal successors, (38), 17 states have internal predecessors, (38), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2024-11-14 03:10:30,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:10:30,445 INFO L93 Difference]: Finished difference Result 889 states and 1363 transitions. [2024-11-14 03:10:30,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 03:10:30,446 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 18 states have (on average 2.111111111111111) internal successors, (38), 17 states have internal predecessors, (38), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) Word has length 78 [2024-11-14 03:10:30,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:10:30,450 INFO L225 Difference]: With dead ends: 889 [2024-11-14 03:10:30,450 INFO L226 Difference]: Without dead ends: 540 [2024-11-14 03:10:30,452 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 204 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 101.3s TimeCoverageRelationStatistics Valid=133, Invalid=1273, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 03:10:30,453 INFO L432 NwaCegarLoop]: 211 mSDtfsCounter, 119 mSDsluCounter, 2748 mSDsCounter, 0 mSdLazyCounter, 2714 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 2959 SdHoareTripleChecker+Invalid, 2735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 2714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:10:30,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 2959 Invalid, 2735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [21 Valid, 2714 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2024-11-14 03:10:30,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2024-11-14 03:10:30,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 460. [2024-11-14 03:10:30,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460 states, 327 states have (on average 1.4342507645259939) internal successors, (469), 330 states have internal predecessors, (469), 105 states have call successors, (105), 27 states have call predecessors, (105), 27 states have return successors, (104), 102 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-14 03:10:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 460 states and 678 transitions. [2024-11-14 03:10:30,681 INFO L78 Accepts]: Start accepts. Automaton has 460 states and 678 transitions. Word has length 78 [2024-11-14 03:10:30,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:10:30,681 INFO L471 AbstractCegarLoop]: Abstraction has 460 states and 678 transitions. [2024-11-14 03:10:30,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 18 states have (on average 2.111111111111111) internal successors, (38), 17 states have internal predecessors, (38), 8 states have call successors, (16), 3 states have call predecessors, (16), 3 states have return successors, (13), 8 states have call predecessors, (13), 8 states have call successors, (13) [2024-11-14 03:10:30,681 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 678 transitions. [2024-11-14 03:10:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-14 03:10:30,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:10:30,684 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-14 03:10:30,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 03:10:30,884 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:10:30,884 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__KeysErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:10:30,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:10:30,885 INFO L85 PathProgramCache]: Analyzing trace with hash -442919015, now seen corresponding path program 1 times [2024-11-14 03:10:30,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:10:30,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948648491] [2024-11-14 03:10:30,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:30,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:10:30,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-14 03:10:31,083 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:10:31,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948648491] [2024-11-14 03:10:31,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948648491] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:10:31,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056406001] [2024-11-14 03:10:31,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:10:31,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:10:31,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:10:31,086 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:10:31,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b472e44-5867-4f5d-8208-1dd74c89e2d8/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 03:10:31,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:10:31,555 INFO L255 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 03:10:31,559 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:10:31,623 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:10:31,624 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:10:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-14 03:10:31,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056406001] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:10:31,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [331353894] [2024-11-14 03:10:31,754 INFO L159 IcfgInterpreter]: Started Sifa with 67 locations of interest [2024-11-14 03:10:31,754 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:10:31,754 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:10:31,754 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:10:31,754 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:12:18,096 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 03:12:18,224 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringPublicKey with input of size 28 for LOIs [2024-11-14 03:12:18,240 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringUser with input of size 595 for LOIs [2024-11-14 03:12:23,545 INFO L197 IcfgInterpreter]: Interpreting procedure createClientKeyringEntry with input of size 475 for LOIs [2024-11-14 03:12:25,181 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 03:12:25,296 INFO L180 IcfgInterpreter]: Interpretation finished