./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec0_product35.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_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/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_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/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_af1beeec-285e-4694-bd94-d38aeaf80856/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 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:33:37,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:33:37,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:33:37,741 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:33:37,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:33:37,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:33:37,780 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:33:37,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:33:37,781 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:33:37,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:33:37,781 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:33:37,781 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:33:37,781 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:33:37,782 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:33:37,785 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:33:37,785 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:33:37,785 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:33:37,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:33:37,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:33:37,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:33:37,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:33:37,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:33:37,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:33:37,787 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_af1beeec-285e-4694-bd94-d38aeaf80856/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 -> 7ed16a2a74d5e33f66ab9b575b27ed24f9a6964adc1478fcc08a5f7b11595b14 [2024-11-14 04:33:38,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:33:38,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:33:38,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:33:38,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:33:38,074 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:33:38,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/product-lines/email_spec0_product35.cil.c Unable to find full path for "g++" [2024-11-14 04:33:39,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:33:40,432 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:33:40,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c [2024-11-14 04:33:40,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/data/38a47045d/4fa919dab12a47ff856eb85d1ca6d223/FLAG5333a2324 [2024-11-14 04:33:40,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/data/38a47045d/4fa919dab12a47ff856eb85d1ca6d223 [2024-11-14 04:33:40,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:33:40,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:33:40,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:33:40,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:33:40,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:33:40,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:33:40" (1/1) ... [2024-11-14 04:33:40,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63506a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:40, skipping insertion in model container [2024-11-14 04:33:40,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:33:40" (1/1) ... [2024-11-14 04:33:40,635 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:33:40,939 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_af1beeec-285e-4694-bd94-d38aeaf80856/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2024-11-14 04:33:41,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:33:41,413 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:33:41,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [48] [2024-11-14 04:33:41,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [66] [2024-11-14 04:33:41,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [225] [2024-11-14 04:33:41,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [234] [2024-11-14 04:33:41,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"DecryptForward_spec.i","") [600] [2024-11-14 04:33:41,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [620] [2024-11-14 04:33:41,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [658] [2024-11-14 04:33:41,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1108] [2024-11-14 04:33:41,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2179] [2024-11-14 04:33:41,427 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2412] [2024-11-14 04:33:41,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [2710] [2024-11-14 04:33:41,448 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_af1beeec-285e-4694-bd94-d38aeaf80856/sv-benchmarks/c/product-lines/email_spec0_product35.cil.c[5573,5586] [2024-11-14 04:33:41,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:33:41,648 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:33:41,648 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41 WrapperNode [2024-11-14 04:33:41,649 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:33:41,650 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:33:41,650 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:33:41,650 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:33:41,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,748 INFO L138 Inliner]: procedures = 137, calls = 226, calls flagged for inlining = 66, calls inlined = 63, statements flattened = 1143 [2024-11-14 04:33:41,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:33:41,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:33:41,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:33:41,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:33:41,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,839 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,854 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:33:41,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:33:41,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:33:41,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:33:41,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (1/1) ... [2024-11-14 04:33:41,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:33:41,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:33:41,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:33:41,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:33:41,956 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2024-11-14 04:33:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2024-11-14 04:33:41,956 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2024-11-14 04:33:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2024-11-14 04:33:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2024-11-14 04:33:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2024-11-14 04:33:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2024-11-14 04:33:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2024-11-14 04:33:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2024-11-14 04:33:41,958 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2024-11-14 04:33:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2024-11-14 04:33:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2024-11-14 04:33:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2024-11-14 04:33:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2024-11-14 04:33:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2024-11-14 04:33:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2024-11-14 04:33:41,959 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2024-11-14 04:33:41,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2024-11-14 04:33:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2024-11-14 04:33:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2024-11-14 04:33:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2024-11-14 04:33:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2024-11-14 04:33:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2024-11-14 04:33:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2024-11-14 04:33:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2024-11-14 04:33:41,961 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2024-11-14 04:33:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2024-11-14 04:33:41,962 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2024-11-14 04:33:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2024-11-14 04:33:41,962 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2024-11-14 04:33:41,962 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2024-11-14 04:33:41,962 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2024-11-14 04:33:41,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2024-11-14 04:33:41,965 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2024-11-14 04:33:41,965 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2024-11-14 04:33:41,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:33:41,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:33:42,199 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:33:42,202 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:33:43,578 INFO L? ?]: Removed 604 outVars from TransFormulas that were not future-live. [2024-11-14 04:33:43,578 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:33:44,519 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:33:44,520 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:33:44,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:33:44 BoogieIcfgContainer [2024-11-14 04:33:44,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:33:44,552 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:33:44,552 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:33:44,557 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:33:44,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:33:40" (1/3) ... [2024-11-14 04:33:44,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e3675a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:33:44, skipping insertion in model container [2024-11-14 04:33:44,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:33:41" (2/3) ... [2024-11-14 04:33:44,558 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56e3675a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:33:44, skipping insertion in model container [2024-11-14 04:33:44,558 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:33:44" (3/3) ... [2024-11-14 04:33:44,560 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec0_product35.cil.c [2024-11-14 04:33:44,575 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:33:44,578 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG email_spec0_product35.cil.c that has 30 procedures, 239 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:33:44,645 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:33:44,661 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;@18604a27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:33:44,662 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:33:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand has 239 states, 134 states have (on average 1.2835820895522387) internal successors, (172), 139 states have internal predecessors, (172), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-14 04:33:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-14 04:33:44,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:33:44,685 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:33:44,685 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:33:44,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:33:44,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1314826617, now seen corresponding path program 1 times [2024-11-14 04:33:44,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:33:44,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297377054] [2024-11-14 04:33:44,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:33:44,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:33:44,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:45,300 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:33:45,301 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:33:45,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297377054] [2024-11-14 04:33:45,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297377054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:33:45,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:33:45,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:33:45,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231827301] [2024-11-14 04:33:45,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:33:45,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 04:33:45,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:33:45,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 04:33:45,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 04:33:45,342 INFO L87 Difference]: Start difference. First operand has 239 states, 134 states have (on average 1.2835820895522387) internal successors, (172), 139 states have internal predecessors, (172), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (74), 73 states have call predecessors, (74), 74 states have call successors, (74) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:45,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:33:45,566 INFO L93 Difference]: Finished difference Result 386 states and 511 transitions. [2024-11-14 04:33:45,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 04:33:45,572 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 112 [2024-11-14 04:33:45,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:33:45,589 INFO L225 Difference]: With dead ends: 386 [2024-11-14 04:33:45,590 INFO L226 Difference]: Without dead ends: 236 [2024-11-14 04:33:45,596 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 04:33:45,601 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:33:45,604 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:33:45,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-14 04:33:45,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2024-11-14 04:33:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 132 states have (on average 1.2575757575757576) internal successors, (166), 136 states have internal predecessors, (166), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-14 04:33:45,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 313 transitions. [2024-11-14 04:33:45,673 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 313 transitions. Word has length 112 [2024-11-14 04:33:45,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:33:45,675 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 313 transitions. [2024-11-14 04:33:45,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 313 transitions. [2024-11-14 04:33:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-14 04:33:45,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:33:45,681 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:33:45,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:33:45,681 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:33:45,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:33:45,682 INFO L85 PathProgramCache]: Analyzing trace with hash -31493024, now seen corresponding path program 1 times [2024-11-14 04:33:45,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:33:45,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996989336] [2024-11-14 04:33:45,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:33:45,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:33:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:46,182 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:33:46,183 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:33:46,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996989336] [2024-11-14 04:33:46,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996989336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:33:46,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:33:46,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:33:46,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372135533] [2024-11-14 04:33:46,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:33:46,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:33:46,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:33:46,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:33:46,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:33:46,187 INFO L87 Difference]: Start difference. First operand 236 states and 313 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:46,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:33:46,408 INFO L93 Difference]: Finished difference Result 382 states and 496 transitions. [2024-11-14 04:33:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:33:46,411 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 113 [2024-11-14 04:33:46,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:33:46,413 INFO L225 Difference]: With dead ends: 382 [2024-11-14 04:33:46,414 INFO L226 Difference]: Without dead ends: 238 [2024-11-14 04:33:46,417 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 04:33:46,419 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 0 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:33:46,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 533 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:33:46,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-14 04:33:46,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2024-11-14 04:33:46,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 134 states have (on average 1.2537313432835822) internal successors, (168), 138 states have internal predecessors, (168), 74 states have call successors, (74), 29 states have call predecessors, (74), 29 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-14 04:33:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 315 transitions. [2024-11-14 04:33:46,458 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 315 transitions. Word has length 113 [2024-11-14 04:33:46,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:33:46,458 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 315 transitions. [2024-11-14 04:33:46,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 315 transitions. [2024-11-14 04:33:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-14 04:33:46,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:33:46,471 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:33:46,471 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:33:46,471 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:33:46,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:33:46,472 INFO L85 PathProgramCache]: Analyzing trace with hash 2008410215, now seen corresponding path program 1 times [2024-11-14 04:33:46,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:33:46,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864725371] [2024-11-14 04:33:46,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:33:46,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:33:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:46,719 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:33:46,719 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:33:46,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864725371] [2024-11-14 04:33:46,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864725371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:33:46,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:33:46,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:33:46,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249261815] [2024-11-14 04:33:46,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:33:46,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:33:46,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:33:46,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:33:46,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:33:46,721 INFO L87 Difference]: Start difference. First operand 238 states and 315 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:46,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:33:46,905 INFO L93 Difference]: Finished difference Result 511 states and 697 transitions. [2024-11-14 04:33:46,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:33:46,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 118 [2024-11-14 04:33:46,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:33:46,909 INFO L225 Difference]: With dead ends: 511 [2024-11-14 04:33:46,909 INFO L226 Difference]: Without dead ends: 291 [2024-11-14 04:33:46,912 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 04:33:46,913 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 59 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:33:46,913 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 548 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:33:46,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2024-11-14 04:33:46,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 286. [2024-11-14 04:33:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 168 states have (on average 1.3273809523809523) internal successors, (223), 172 states have internal predecessors, (223), 88 states have call successors, (88), 29 states have call predecessors, (88), 29 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-14 04:33:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 398 transitions. [2024-11-14 04:33:46,938 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 398 transitions. Word has length 118 [2024-11-14 04:33:46,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:33:46,939 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 398 transitions. [2024-11-14 04:33:46,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-14 04:33:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 398 transitions. [2024-11-14 04:33:46,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-14 04:33:46,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:33:46,942 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:33:46,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:33:46,942 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:33:46,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:33:46,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1164804334, now seen corresponding path program 1 times [2024-11-14 04:33:46,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:33:46,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541617089] [2024-11-14 04:33:46,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:33:46,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:33:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:47,288 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:33:47,290 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:33:47,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541617089] [2024-11-14 04:33:47,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541617089] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:33:47,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1312477497] [2024-11-14 04:33:47,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:33:47,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:33:47,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:33:47,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:33:47,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:33:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:33:47,869 INFO L255 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:33:47,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:33:47,945 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:33:47,945 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:33:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:33:48,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1312477497] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:33:48,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [546772507] [2024-11-14 04:33:48,150 INFO L159 IcfgInterpreter]: Started Sifa with 85 locations of interest [2024-11-14 04:33:48,150 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:33:48,153 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:33:48,158 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:33:48,158 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:34:14,192 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 04:34:14,388 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 04:34:14,579 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:35:12,589 WARN L286 SmtUtils]: Spent 10.00s on a formula simplification. DAG size of input: 456 DAG size of output: 456 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:35:25,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [546772507] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:35:25,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:35:25,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [4, 4, 4] total 28 [2024-11-14 04:35:25,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963114186] [2024-11-14 04:35:25,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:35:25,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-14 04:35:25,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:35:25,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-14 04:35:25,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:35:25,205 INFO L87 Difference]: Start difference. First operand 286 states and 398 transitions. Second operand has 23 states, 15 states have (on average 3.533333333333333) internal successors, (53), 14 states have internal predecessors, (53), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) [2024-11-14 04:35:33,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:35:33,300 INFO L93 Difference]: Finished difference Result 587 states and 834 transitions. [2024-11-14 04:35:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 04:35:33,301 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 15 states have (on average 3.533333333333333) internal successors, (53), 14 states have internal predecessors, (53), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) Word has length 108 [2024-11-14 04:35:33,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:35:33,304 INFO L225 Difference]: With dead ends: 587 [2024-11-14 04:35:33,305 INFO L226 Difference]: Without dead ends: 319 [2024-11-14 04:35:33,306 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 298 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 70.6s TimeCoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:35:33,307 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 26 mSDsluCounter, 3556 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 3804 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:35:33,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 3804 Invalid, 1906 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2024-11-14 04:35:33,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-14 04:35:33,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 309. [2024-11-14 04:35:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309 states, 190 states have (on average 1.3473684210526315) internal successors, (256), 194 states have internal predecessors, (256), 88 states have call successors, (88), 30 states have call predecessors, (88), 30 states have return successors, (87), 86 states have call predecessors, (87), 87 states have call successors, (87) [2024-11-14 04:35:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 431 transitions. [2024-11-14 04:35:33,388 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 431 transitions. Word has length 108 [2024-11-14 04:35:33,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:35:33,390 INFO L471 AbstractCegarLoop]: Abstraction has 309 states and 431 transitions. [2024-11-14 04:35:33,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 15 states have (on average 3.533333333333333) internal successors, (53), 14 states have internal predecessors, (53), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) [2024-11-14 04:35:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 431 transitions. [2024-11-14 04:35:33,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-14 04:35:33,398 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:35:33,398 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:35:33,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:35:33,599 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:35:33,599 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:35:33,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:35:33,599 INFO L85 PathProgramCache]: Analyzing trace with hash 32978099, now seen corresponding path program 1 times [2024-11-14 04:35:33,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:35:33,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416398641] [2024-11-14 04:35:33,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:35:33,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:35:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:35:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-14 04:35:33,766 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:35:33,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416398641] [2024-11-14 04:35:33,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416398641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:35:33,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:35:33,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 04:35:33,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042065608] [2024-11-14 04:35:33,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:35:33,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:35:33,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:35:33,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:35:33,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:35:33,768 INFO L87 Difference]: Start difference. First operand 309 states and 431 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 04:35:33,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:35:33,982 INFO L93 Difference]: Finished difference Result 721 states and 1042 transitions. [2024-11-14 04:35:33,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:35:33,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 124 [2024-11-14 04:35:33,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:35:33,986 INFO L225 Difference]: With dead ends: 721 [2024-11-14 04:35:33,986 INFO L226 Difference]: Without dead ends: 436 [2024-11-14 04:35:33,987 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 04:35:33,988 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 57 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:35:33,988 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 536 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 04:35:33,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-14 04:35:34,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 431. [2024-11-14 04:35:34,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 281 states have (on average 1.4092526690391458) internal successors, (396), 285 states have internal predecessors, (396), 119 states have call successors, (119), 30 states have call predecessors, (119), 30 states have return successors, (118), 117 states have call predecessors, (118), 118 states have call successors, (118) [2024-11-14 04:35:34,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 633 transitions. [2024-11-14 04:35:34,084 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 633 transitions. Word has length 124 [2024-11-14 04:35:34,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:35:34,084 INFO L471 AbstractCegarLoop]: Abstraction has 431 states and 633 transitions. [2024-11-14 04:35:34,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-14 04:35:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 633 transitions. [2024-11-14 04:35:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-14 04:35:34,088 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:35:34,088 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:35:34,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:35:34,088 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:35:34,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:35:34,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1671485755, now seen corresponding path program 1 times [2024-11-14 04:35:34,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:35:34,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877345011] [2024-11-14 04:35:34,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:35:34,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:35:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:35:34,311 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-14 04:35:34,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:35:34,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877345011] [2024-11-14 04:35:34,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877345011] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:35:34,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592856491] [2024-11-14 04:35:34,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:35:34,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:35:34,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:35:34,314 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:35:34,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 04:35:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:35:34,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 1134 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:35:34,783 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:35:34,817 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-14 04:35:34,818 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:35:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-14 04:35:34,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592856491] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:35:34,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1339925722] [2024-11-14 04:35:34,964 INFO L159 IcfgInterpreter]: Started Sifa with 96 locations of interest [2024-11-14 04:35:34,964 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:35:34,965 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:35:34,965 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:35:34,965 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:36:08,308 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 04:36:08,425 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 440 for LOIs [2024-11-14 04:36:09,675 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:36:34,097 WARN L286 SmtUtils]: Spent 7.55s on a formula simplification. DAG size of input: 440 DAG size of output: 441 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:36:44,740 WARN L286 SmtUtils]: Spent 10.27s on a formula simplification. DAG size of input: 464 DAG size of output: 460 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:37:24,607 WARN L286 SmtUtils]: Spent 9.96s on a formula simplification. DAG size of input: 457 DAG size of output: 457 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:37:49,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1339925722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:37:49,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:37:49,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [4, 4, 4] total 31 [2024-11-14 04:37:49,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475861573] [2024-11-14 04:37:49,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:37:49,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-14 04:37:49,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:37:49,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-14 04:37:49,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:37:49,529 INFO L87 Difference]: Start difference. First operand 431 states and 633 transitions. Second operand has 26 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 16 states have internal predecessors, (59), 8 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 8 states have call predecessors, (23), 8 states have call successors, (23) [2024-11-14 04:38:00,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:38:00,924 INFO L93 Difference]: Finished difference Result 872 states and 1309 transitions. [2024-11-14 04:38:00,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 04:38:00,925 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 16 states have internal predecessors, (59), 8 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 8 states have call predecessors, (23), 8 states have call successors, (23) Word has length 125 [2024-11-14 04:38:00,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:38:00,928 INFO L225 Difference]: With dead ends: 872 [2024-11-14 04:38:00,928 INFO L226 Difference]: Without dead ends: 504 [2024-11-14 04:38:00,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 346 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 99.8s TimeCoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:38:00,931 INFO L432 NwaCegarLoop]: 248 mSDtfsCounter, 64 mSDsluCounter, 3278 mSDsCounter, 0 mSdLazyCounter, 2311 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 3526 SdHoareTripleChecker+Invalid, 2319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2024-11-14 04:38:00,931 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 3526 Invalid, 2319 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 2311 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2024-11-14 04:38:00,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-11-14 04:38:01,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 445. [2024-11-14 04:38:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 445 states, 293 states have (on average 1.4095563139931742) internal successors, (413), 297 states have internal predecessors, (413), 120 states have call successors, (120), 31 states have call predecessors, (120), 31 states have return successors, (119), 118 states have call predecessors, (119), 119 states have call successors, (119) [2024-11-14 04:38:01,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 445 states and 652 transitions. [2024-11-14 04:38:01,038 INFO L78 Accepts]: Start accepts. Automaton has 445 states and 652 transitions. Word has length 125 [2024-11-14 04:38:01,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:38:01,038 INFO L471 AbstractCegarLoop]: Abstraction has 445 states and 652 transitions. [2024-11-14 04:38:01,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 17 states have (on average 3.4705882352941178) internal successors, (59), 16 states have internal predecessors, (59), 8 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 8 states have call predecessors, (23), 8 states have call successors, (23) [2024-11-14 04:38:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 652 transitions. [2024-11-14 04:38:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-14 04:38:01,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:38:01,042 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:38:01,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 04:38:01,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:38:01,247 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:38:01,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:38:01,247 INFO L85 PathProgramCache]: Analyzing trace with hash -815230494, now seen corresponding path program 1 times [2024-11-14 04:38:01,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:38:01,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890591956] [2024-11-14 04:38:01,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:01,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:38:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:01,473 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:38:01,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:38:01,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890591956] [2024-11-14 04:38:01,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890591956] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:38:01,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1288230075] [2024-11-14 04:38:01,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:38:01,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:38:01,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:38:01,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:38:01,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 04:38:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:38:01,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:38:01,984 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:38:02,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:38:02,015 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:38:02,152 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-14 04:38:02,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1288230075] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:38:02,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1962203646] [2024-11-14 04:38:02,158 INFO L159 IcfgInterpreter]: Started Sifa with 101 locations of interest [2024-11-14 04:38:02,158 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:38:02,159 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:38:02,159 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:38:02,159 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:38:51,075 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 04:38:51,188 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringPublicKey with input of size 486 for LOIs [2024-11-14 04:38:52,132 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringUser with input of size 495 for LOIs [2024-11-14 04:38:53,116 INFO L197 IcfgInterpreter]: Interpreting procedure createClientKeyringEntry with input of size 431 for LOIs [2024-11-14 04:38:53,419 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 04:38:53,522 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:39:55,250 WARN L286 SmtUtils]: Spent 12.76s on a formula simplification. DAG size of input: 515 DAG size of output: 510 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:40:08,746 WARN L286 SmtUtils]: Spent 12.70s on a formula simplification. DAG size of input: 516 DAG size of output: 510 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:41:07,176 WARN L286 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 482 DAG size of output: 478 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:41:07,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1962203646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:41:07,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:41:07,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [4, 4, 4] total 38 [2024-11-14 04:41:07,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136378282] [2024-11-14 04:41:07,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:41:07,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-14 04:41:07,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:41:07,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-14 04:41:07,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1289, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 04:41:07,185 INFO L87 Difference]: Start difference. First operand 445 states and 652 transitions. Second operand has 33 states, 19 states have (on average 3.1052631578947367) internal successors, (59), 18 states have internal predecessors, (59), 10 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (25), 10 states have call predecessors, (25), 10 states have call successors, (25) [2024-11-14 04:41:32,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:41:32,482 INFO L93 Difference]: Finished difference Result 897 states and 1344 transitions. [2024-11-14 04:41:32,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 04:41:32,483 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 19 states have (on average 3.1052631578947367) internal successors, (59), 18 states have internal predecessors, (59), 10 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (25), 10 states have call predecessors, (25), 10 states have call successors, (25) Word has length 128 [2024-11-14 04:41:32,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:41:32,489 INFO L225 Difference]: With dead ends: 897 [2024-11-14 04:41:32,489 INFO L226 Difference]: Without dead ends: 529 [2024-11-14 04:41:32,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 356 ImplicationChecksByTransitivity, 133.6s TimeCoverageRelationStatistics Valid=117, Invalid=1289, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 04:41:32,495 INFO L432 NwaCegarLoop]: 247 mSDtfsCounter, 78 mSDsluCounter, 4109 mSDsCounter, 0 mSdLazyCounter, 3688 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 4356 SdHoareTripleChecker+Invalid, 3697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 3688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:41:32,496 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 4356 Invalid, 3697 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 3688 Invalid, 0 Unknown, 0 Unchecked, 24.9s Time] [2024-11-14 04:41:32,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2024-11-14 04:41:32,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 481. [2024-11-14 04:41:32,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 323 states have (on average 1.4086687306501549) internal successors, (455), 327 states have internal predecessors, (455), 123 states have call successors, (123), 34 states have call predecessors, (123), 34 states have return successors, (122), 121 states have call predecessors, (122), 122 states have call successors, (122) [2024-11-14 04:41:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 700 transitions. [2024-11-14 04:41:32,733 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 700 transitions. Word has length 128 [2024-11-14 04:41:32,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:41:32,734 INFO L471 AbstractCegarLoop]: Abstraction has 481 states and 700 transitions. [2024-11-14 04:41:32,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 19 states have (on average 3.1052631578947367) internal successors, (59), 18 states have internal predecessors, (59), 10 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (25), 10 states have call predecessors, (25), 10 states have call successors, (25) [2024-11-14 04:41:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 700 transitions. [2024-11-14 04:41:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-14 04:41:32,738 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:41:32,738 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:41:32,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 04:41:32,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:41:32,939 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:41:32,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:41:32,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1530424026, now seen corresponding path program 1 times [2024-11-14 04:41:32,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:41:32,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79888229] [2024-11-14 04:41:32,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:41:32,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:41:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:41:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:41:33,143 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:41:33,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79888229] [2024-11-14 04:41:33,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79888229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:41:33,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807214565] [2024-11-14 04:41:33,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:41:33,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:41:33,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:41:33,147 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:41:33,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 04:41:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:41:33,705 INFO L255 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:41:33,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:41:33,750 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:41:33,750 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:41:33,894 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-14 04:41:33,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807214565] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:41:33,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [591290390] [2024-11-14 04:41:33,898 INFO L159 IcfgInterpreter]: Started Sifa with 93 locations of interest [2024-11-14 04:41:33,899 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:41:33,902 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:41:33,903 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:41:33,903 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:42:17,558 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 04:42:17,743 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 225 for LOIs [2024-11-14 04:42:17,932 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:43:20,924 WARN L286 SmtUtils]: Spent 10.83s on a formula simplification. DAG size of input: 456 DAG size of output: 456 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:43:55,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [591290390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:43:55,945 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:43:55,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [4, 4, 4] total 32 [2024-11-14 04:43:55,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221705522] [2024-11-14 04:43:55,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:43:55,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-11-14 04:43:55,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:43:55,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-11-14 04:43:55,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=892, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:43:55,948 INFO L87 Difference]: Start difference. First operand 481 states and 700 transitions. Second operand has 27 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) [2024-11-14 04:44:06,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:44:06,704 INFO L93 Difference]: Finished difference Result 898 states and 1333 transitions. [2024-11-14 04:44:06,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 04:44:06,705 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) Word has length 116 [2024-11-14 04:44:06,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:44:06,709 INFO L225 Difference]: With dead ends: 898 [2024-11-14 04:44:06,709 INFO L226 Difference]: Without dead ends: 530 [2024-11-14 04:44:06,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 318 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 98.0s TimeCoverageRelationStatistics Valid=100, Invalid=892, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:44:06,712 INFO L432 NwaCegarLoop]: 242 mSDtfsCounter, 18 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2328 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 4054 SdHoareTripleChecker+Invalid, 2336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:44:06,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 4054 Invalid, 2336 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 2328 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2024-11-14 04:44:06,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2024-11-14 04:44:06,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 501. [2024-11-14 04:44:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 343 states have (on average 1.41399416909621) internal successors, (485), 347 states have internal predecessors, (485), 123 states have call successors, (123), 34 states have call predecessors, (123), 34 states have return successors, (122), 121 states have call predecessors, (122), 122 states have call successors, (122) [2024-11-14 04:44:06,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 730 transitions. [2024-11-14 04:44:06,919 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 730 transitions. Word has length 116 [2024-11-14 04:44:06,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:44:06,919 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 730 transitions. [2024-11-14 04:44:06,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 7 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (19), 7 states have call predecessors, (19), 7 states have call successors, (19) [2024-11-14 04:44:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 730 transitions. [2024-11-14 04:44:06,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-14 04:44:06,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:44:06,922 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:44:06,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 04:44:07,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:44:07,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:44:07,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:44:07,123 INFO L85 PathProgramCache]: Analyzing trace with hash -882340297, now seen corresponding path program 1 times [2024-11-14 04:44:07,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:44:07,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130049830] [2024-11-14 04:44:07,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:44:07,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:44:07,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:44:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-14 04:44:07,855 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:44:07,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130049830] [2024-11-14 04:44:07,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130049830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:44:07,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:44:07,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:44:07,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289906199] [2024-11-14 04:44:07,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:44:07,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 04:44:07,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:44:07,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 04:44:07,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-14 04:44:07,858 INFO L87 Difference]: Start difference. First operand 501 states and 730 transitions. Second operand has 12 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 6 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (23), 6 states have call predecessors, (23), 6 states have call successors, (23) [2024-11-14 04:44:09,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:44:09,679 INFO L93 Difference]: Finished difference Result 996 states and 1434 transitions. [2024-11-14 04:44:09,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:44:09,680 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 6 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (23), 6 states have call predecessors, (23), 6 states have call successors, (23) Word has length 130 [2024-11-14 04:44:09,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:44:09,685 INFO L225 Difference]: With dead ends: 996 [2024-11-14 04:44:09,686 INFO L226 Difference]: Without dead ends: 857 [2024-11-14 04:44:09,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:44:09,690 INFO L432 NwaCegarLoop]: 269 mSDtfsCounter, 289 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1461 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 291 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 1461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:44:09,691 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [291 Valid, 2128 Invalid, 1478 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 1461 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-14 04:44:09,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 857 states. [2024-11-14 04:44:09,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 857 to 850. [2024-11-14 04:44:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 850 states, 562 states have (on average 1.4217081850533808) internal successors, (799), 570 states have internal predecessors, (799), 227 states have call successors, (227), 61 states have call predecessors, (227), 60 states have return successors, (223), 222 states have call predecessors, (223), 223 states have call successors, (223) [2024-11-14 04:44:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 850 states and 1249 transitions. [2024-11-14 04:44:09,996 INFO L78 Accepts]: Start accepts. Automaton has 850 states and 1249 transitions. Word has length 130 [2024-11-14 04:44:09,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:44:09,997 INFO L471 AbstractCegarLoop]: Abstraction has 850 states and 1249 transitions. [2024-11-14 04:44:09,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 6.0) internal successors, (60), 9 states have internal predecessors, (60), 6 states have call successors, (26), 4 states have call predecessors, (26), 2 states have return successors, (23), 6 states have call predecessors, (23), 6 states have call successors, (23) [2024-11-14 04:44:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1249 transitions. [2024-11-14 04:44:10,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-14 04:44:10,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:44:10,001 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:44:10,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 04:44:10,002 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:44:10,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:44:10,002 INFO L85 PathProgramCache]: Analyzing trace with hash 228381427, now seen corresponding path program 1 times [2024-11-14 04:44:10,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:44:10,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282046477] [2024-11-14 04:44:10,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:44:10,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:44:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:44:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-14 04:44:11,215 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:44:11,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282046477] [2024-11-14 04:44:11,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282046477] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:44:11,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269702847] [2024-11-14 04:44:11,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:44:11,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:44:11,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:44:11,220 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:44:11,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af1beeec-285e-4694-bd94-d38aeaf80856/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 04:44:11,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:44:11,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 04:44:11,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:44:12,097 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-14 04:44:12,098 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:44:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-14 04:44:12,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269702847] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:44:12,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [25504781] [2024-11-14 04:44:12,283 INFO L159 IcfgInterpreter]: Started Sifa with 89 locations of interest [2024-11-14 04:44:12,283 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:44:12,284 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:44:12,284 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:44:12,284 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:44:48,323 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2024-11-14 04:44:48,436 INFO L197 IcfgInterpreter]: Interpreting procedure sendEmail with input of size 256 for LOIs [2024-11-14 04:44:51,227 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 442 for LOIs [2024-11-14 04:44:52,349 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing with input of size 254 for LOIs [2024-11-14 04:44:54,984 INFO L197 IcfgInterpreter]: Interpreting procedure outgoing__wrappee__AutoResponder with input of size 264 for LOIs [2024-11-14 04:45:05,789 INFO L197 IcfgInterpreter]: Interpreting procedure getClientPrivateKey with input of size 258 for LOIs [2024-11-14 04:45:06,553 INFO L197 IcfgInterpreter]: Interpreting procedure isReadable with input of size 253 for LOIs [2024-11-14 04:45:07,601 INFO L197 IcfgInterpreter]: Interpreting procedure isEncrypted with input of size 253 for LOIs [2024-11-14 04:45:07,732 INFO L197 IcfgInterpreter]: Interpreting procedure findPublicKey with input of size 236 for LOIs [2024-11-14 04:45:07,830 INFO L197 IcfgInterpreter]: Interpreting procedure getEmailTo with input of size 227 for LOIs [2024-11-14 04:45:07,898 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailTo with input of size 224 for LOIs [2024-11-14 04:45:07,982 INFO L197 IcfgInterpreter]: Interpreting procedure setEmailFrom with input of size 228 for LOIs [2024-11-14 04:45:08,072 INFO L197 IcfgInterpreter]: Interpreting procedure getClientAddressBookSize with input of size 229 for LOIs [2024-11-14 04:45:08,195 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:45:37,850 WARN L286 SmtUtils]: Spent 8.59s on a formula simplification. DAG size of input: 442 DAG size of output: 443 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:45:51,223 WARN L286 SmtUtils]: Spent 12.13s on a formula simplification. DAG size of input: 466 DAG size of output: 462 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:47:18,650 WARN L286 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 258 DAG size of output: 245 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:47:27,836 WARN L286 SmtUtils]: Spent 7.98s on a formula simplification. DAG size of input: 278 DAG size of output: 253 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)