./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/email_spec6_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/email_spec6_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh --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 d4216ddf014ff953368f9c10444517e5ad475a960f2c91abb81cda95e6b2b3bf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:44:00,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:44:00,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 12:44:00,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:44:00,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:44:00,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:44:00,809 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:44:00,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:44:00,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:44:00,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:44:00,811 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:44:00,812 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:44:00,812 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:44:00,813 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 12:44:00,813 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:44:00,814 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:44:00,815 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 12:44:00,815 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 12:44:00,816 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:44:00,816 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 12:44:00,816 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 12:44:00,817 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 12:44:00,818 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:44:00,818 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:44:00,819 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:44:00,819 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 12:44:00,820 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:44:00,820 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:44:00,820 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:44:00,821 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:44:00,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:44:00,821 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:44:00,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:44:00,822 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:44:00,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:44:00,822 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:44:00,822 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:44:00,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:44:00,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:44:00,823 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:44:00,823 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:44:00,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:44:00,825 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4216ddf014ff953368f9c10444517e5ad475a960f2c91abb81cda95e6b2b3bf [2023-12-02 12:44:01,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:44:01,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:44:01,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:44:01,044 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:44:01,044 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:44:01,046 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/product-lines/email_spec6_product20.cil.c [2023-12-02 12:44:03,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:44:04,109 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:44:04,109 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/sv-benchmarks/c/product-lines/email_spec6_product20.cil.c [2023-12-02 12:44:04,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/data/47552adfb/ba5a58f621f74bfeb96e5f2a5835c7ec/FLAGbb5c88123 [2023-12-02 12:44:04,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/data/47552adfb/ba5a58f621f74bfeb96e5f2a5835c7ec [2023-12-02 12:44:04,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:44:04,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:44:04,146 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:44:04,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:44:04,152 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:44:04,153 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f474e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04, skipping insertion in model container [2023-12-02 12:44:04,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,217 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:44:04,657 WARN L240 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_b562f232-fda5-4b96-94e9-8a650f8ff71f/sv-benchmarks/c/product-lines/email_spec6_product20.cil.c[56376,56389] [2023-12-02 12:44:04,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:44:04,716 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:44:04,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2023-12-02 12:44:04,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [97] [2023-12-02 12:44:04,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [326] [2023-12-02 12:44:04,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [1406] [2023-12-02 12:44:04,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [1772] [2023-12-02 12:44:04,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EncryptDecrypt_spec.i","") [2184] [2023-12-02 12:44:04,730 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2234] [2023-12-02 12:44:04,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2528] [2023-12-02 12:44:04,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [2537] [2023-12-02 12:44:04,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [2846] [2023-12-02 12:44:04,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2863] [2023-12-02 12:44:04,845 WARN L240 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_b562f232-fda5-4b96-94e9-8a650f8ff71f/sv-benchmarks/c/product-lines/email_spec6_product20.cil.c[56376,56389] [2023-12-02 12:44:04,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:44:04,887 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 12:44:04,895 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:44:04,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04 WrapperNode [2023-12-02 12:44:04,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:44:04,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:44:04,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:44:04,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:44:04,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,978 INFO L138 Inliner]: procedures = 129, calls = 222, calls flagged for inlining = 54, calls inlined = 47, statements flattened = 970 [2023-12-02 12:44:04,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:44:04,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:44:04,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:44:04,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:44:04,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:04,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,016 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:44:05,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:44:05,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:44:05,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:44:05,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (1/1) ... [2023-12-02 12:44:05,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:44:05,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:44:05,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:44:05,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:44:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2023-12-02 12:44:05,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2023-12-02 12:44:05,110 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2023-12-02 12:44:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2023-12-02 12:44:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2023-12-02 12:44:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2023-12-02 12:44:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2023-12-02 12:44:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2023-12-02 12:44:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2023-12-02 12:44:05,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2023-12-02 12:44:05,111 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2023-12-02 12:44:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2023-12-02 12:44:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2023-12-02 12:44:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2023-12-02 12:44:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2023-12-02 12:44:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2023-12-02 12:44:05,112 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2023-12-02 12:44:05,112 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2023-12-02 12:44:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2023-12-02 12:44:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2023-12-02 12:44:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2023-12-02 12:44:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2023-12-02 12:44:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-12-02 12:44:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2023-12-02 12:44:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2023-12-02 12:44:05,113 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2023-12-02 12:44:05,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2023-12-02 12:44:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:44:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2023-12-02 12:44:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2023-12-02 12:44:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2023-12-02 12:44:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2023-12-02 12:44:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2023-12-02 12:44:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2023-12-02 12:44:05,114 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2023-12-02 12:44:05,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2023-12-02 12:44:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2023-12-02 12:44:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2023-12-02 12:44:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2023-12-02 12:44:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2023-12-02 12:44:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2023-12-02 12:44:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2023-12-02 12:44:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2023-12-02 12:44:05,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2023-12-02 12:44:05,115 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2023-12-02 12:44:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2023-12-02 12:44:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 12:44:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2023-12-02 12:44:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2023-12-02 12:44:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2023-12-02 12:44:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2023-12-02 12:44:05,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:44:05,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:44:05,300 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:44:05,303 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:44:06,031 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:44:06,589 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:44:06,590 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:44:06,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:44:06 BoogieIcfgContainer [2023-12-02 12:44:06,592 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:44:06,595 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:44:06,595 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:44:06,598 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:44:06,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:44:04" (1/3) ... [2023-12-02 12:44:06,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffdd3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:44:06, skipping insertion in model container [2023-12-02 12:44:06,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:44:04" (2/3) ... [2023-12-02 12:44:06,599 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ffdd3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:44:06, skipping insertion in model container [2023-12-02 12:44:06,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:44:06" (3/3) ... [2023-12-02 12:44:06,601 INFO L112 eAbstractionObserver]: Analyzing ICFG email_spec6_product20.cil.c [2023-12-02 12:44:06,622 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:44:06,622 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:44:06,678 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:44:06,685 INFO L357 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, mHoare=true, 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;@32032027, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:44:06,685 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:44:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 193 states, 109 states have (on average 1.3211009174311927) internal successors, (144), 114 states have internal predecessors, (144), 58 states have call successors, (58), 24 states have call predecessors, (58), 24 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-12-02 12:44:06,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 12:44:06,707 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:44:06,708 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:44:06,708 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:44:06,713 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:44:06,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1040157073, now seen corresponding path program 1 times [2023-12-02 12:44:06,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:44:06,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107942591] [2023-12-02 12:44:06,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:44:06,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:44:06,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:44:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:07,056 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:44:07,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107942591] [2023-12-02 12:44:07,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107942591] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:44:07,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:44:07,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:44:07,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696797169] [2023-12-02 12:44:07,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:44:07,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 12:44:07,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:44:07,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 12:44:07,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:44:07,098 INFO L87 Difference]: Start difference. First operand has 193 states, 109 states have (on average 1.3211009174311927) internal successors, (144), 114 states have internal predecessors, (144), 58 states have call successors, (58), 24 states have call predecessors, (58), 24 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:44:07,223 INFO L93 Difference]: Finished difference Result 294 states and 391 transitions. [2023-12-02 12:44:07,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 12:44:07,226 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 79 [2023-12-02 12:44:07,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:44:07,238 INFO L225 Difference]: With dead ends: 294 [2023-12-02 12:44:07,239 INFO L226 Difference]: Without dead ends: 190 [2023-12-02 12:44:07,243 INFO L412 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 [2023-12-02 12:44:07,247 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 12:44:07,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 221 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 12:44:07,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2023-12-02 12:44:07,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 190. [2023-12-02 12:44:07,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 107 states have (on average 1.2897196261682242) internal successors, (138), 111 states have internal predecessors, (138), 58 states have call successors, (58), 24 states have call predecessors, (58), 24 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) [2023-12-02 12:44:07,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 253 transitions. [2023-12-02 12:44:07,317 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 253 transitions. Word has length 79 [2023-12-02 12:44:07,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:44:07,318 INFO L495 AbstractCegarLoop]: Abstraction has 190 states and 253 transitions. [2023-12-02 12:44:07,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 253 transitions. [2023-12-02 12:44:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 12:44:07,324 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:44:07,324 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:44:07,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 12:44:07,325 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:44:07,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:44:07,326 INFO L85 PathProgramCache]: Analyzing trace with hash 961192902, now seen corresponding path program 1 times [2023-12-02 12:44:07,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:44:07,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226455447] [2023-12-02 12:44:07,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:44:07,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:44:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:44:07,534 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:07,534 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:44:07,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226455447] [2023-12-02 12:44:07,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226455447] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:44:07,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:44:07,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 12:44:07,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518405020] [2023-12-02 12:44:07,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:44:07,537 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:44:07,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:44:07,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:44:07,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:44:07,539 INFO L87 Difference]: Start difference. First operand 190 states and 253 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:44:07,651 INFO L93 Difference]: Finished difference Result 290 states and 376 transitions. [2023-12-02 12:44:07,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:44:07,652 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 80 [2023-12-02 12:44:07,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:44:07,655 INFO L225 Difference]: With dead ends: 290 [2023-12-02 12:44:07,655 INFO L226 Difference]: Without dead ends: 192 [2023-12-02 12:44:07,657 INFO L412 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 [2023-12-02 12:44:07,658 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 0 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 12:44:07,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 435 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 12:44:07,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2023-12-02 12:44:07,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 192. [2023-12-02 12:44:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 109 states have (on average 1.2844036697247707) internal successors, (140), 113 states have internal predecessors, (140), 58 states have call successors, (58), 24 states have call predecessors, (58), 24 states have return successors, (57), 56 states have call predecessors, (57), 57 states have call successors, (57) [2023-12-02 12:44:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 255 transitions. [2023-12-02 12:44:07,681 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 255 transitions. Word has length 80 [2023-12-02 12:44:07,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:44:07,682 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 255 transitions. [2023-12-02 12:44:07,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 255 transitions. [2023-12-02 12:44:07,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 12:44:07,686 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:44:07,687 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:44:07,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 12:44:07,687 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:44:07,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:44:07,688 INFO L85 PathProgramCache]: Analyzing trace with hash -735637539, now seen corresponding path program 1 times [2023-12-02 12:44:07,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:44:07,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259690267] [2023-12-02 12:44:07,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:44:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:44:07,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:44:07,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:07,809 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:44:07,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259690267] [2023-12-02 12:44:07,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259690267] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:44:07,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:44:07,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 12:44:07,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937416505] [2023-12-02 12:44:07,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:44:07,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:44:07,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:44:07,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:44:07,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:44:07,812 INFO L87 Difference]: Start difference. First operand 192 states and 255 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:44:07,939 INFO L93 Difference]: Finished difference Result 419 states and 577 transitions. [2023-12-02 12:44:07,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:44:07,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 85 [2023-12-02 12:44:07,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:44:07,942 INFO L225 Difference]: With dead ends: 419 [2023-12-02 12:44:07,942 INFO L226 Difference]: Without dead ends: 245 [2023-12-02 12:44:07,943 INFO L412 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 [2023-12-02 12:44:07,945 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 59 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 445 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 12:44:07,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 445 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 12:44:07,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2023-12-02 12:44:07,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 240. [2023-12-02 12:44:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 143 states have (on average 1.3636363636363635) internal successors, (195), 147 states have internal predecessors, (195), 72 states have call successors, (72), 24 states have call predecessors, (72), 24 states have return successors, (71), 70 states have call predecessors, (71), 71 states have call successors, (71) [2023-12-02 12:44:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 338 transitions. [2023-12-02 12:44:07,971 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 338 transitions. Word has length 85 [2023-12-02 12:44:07,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:44:07,972 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 338 transitions. [2023-12-02 12:44:07,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 12:44:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 338 transitions. [2023-12-02 12:44:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 12:44:07,975 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:44:07,975 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:44:07,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 12:44:07,976 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:44:07,976 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:44:07,976 INFO L85 PathProgramCache]: Analyzing trace with hash 678256804, now seen corresponding path program 1 times [2023-12-02 12:44:07,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:44:07,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438315757] [2023-12-02 12:44:07,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:44:07,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:44:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:44:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:08,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:44:08,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438315757] [2023-12-02 12:44:08,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438315757] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:44:08,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208189909] [2023-12-02 12:44:08,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:44:08,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:44:08,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:44:08,174 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:44:08,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 12:44:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:44:08,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 12:44:08,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:44:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:08,573 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:44:08,650 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:44:08,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208189909] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:44:08,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1957390923] [2023-12-02 12:44:08,672 INFO L159 IcfgInterpreter]: Started Sifa with 73 locations of interest [2023-12-02 12:44:08,673 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 12:44:08,677 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 12:44:08,682 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 12:44:08,682 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 12:44:50,818 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2023-12-02 12:44:50,981 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 231 for LOIs [2023-12-02 12:44:51,145 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 12:45:46,771 WARN L293 SmtUtils]: Spent 9.36s on a formula simplification. DAG size of input: 508 DAG size of output: 508 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:46:01,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1957390923] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:46:01,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-12-02 12:46:01,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [4, 4, 4] total 29 [2023-12-02 12:46:01,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090042122] [2023-12-02 12:46:01,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:46:01,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-12-02 12:46:01,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:46:01,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-12-02 12:46:01,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=725, Unknown=0, NotChecked=0, Total=812 [2023-12-02 12:46:01,752 INFO L87 Difference]: Start difference. First operand 240 states and 338 transitions. Second operand has 24 states, 16 states have (on average 2.75) internal successors, (44), 15 states have internal predecessors, (44), 7 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2023-12-02 12:46:12,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:46:12,619 INFO L93 Difference]: Finished difference Result 527 states and 776 transitions. [2023-12-02 12:46:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-12-02 12:46:12,620 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 16 states have (on average 2.75) internal successors, (44), 15 states have internal predecessors, (44), 7 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) Word has length 86 [2023-12-02 12:46:12,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:46:12,622 INFO L225 Difference]: With dead ends: 527 [2023-12-02 12:46:12,623 INFO L226 Difference]: Without dead ends: 305 [2023-12-02 12:46:12,624 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 231 SyntacticMatches, 2 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 70.6s TimeCoverageRelationStatistics Valid=87, Invalid=725, Unknown=0, NotChecked=0, Total=812 [2023-12-02 12:46:12,624 INFO L413 NwaCegarLoop]: 236 mSDtfsCounter, 113 mSDsluCounter, 3430 mSDsCounter, 0 mSdLazyCounter, 2571 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 2580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2023-12-02 12:46:12,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 3666 Invalid, 2580 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 2571 Invalid, 0 Unknown, 0 Unchecked, 10.6s Time] [2023-12-02 12:46:12,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-12-02 12:46:12,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 263. [2023-12-02 12:46:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 165 states have (on average 1.3818181818181818) internal successors, (228), 169 states have internal predecessors, (228), 72 states have call successors, (72), 25 states have call predecessors, (72), 25 states have return successors, (71), 70 states have call predecessors, (71), 71 states have call successors, (71) [2023-12-02 12:46:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 371 transitions. [2023-12-02 12:46:12,688 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 371 transitions. Word has length 86 [2023-12-02 12:46:12,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:46:12,689 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 371 transitions. [2023-12-02 12:46:12,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 16 states have (on average 2.75) internal successors, (44), 15 states have internal predecessors, (44), 7 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2023-12-02 12:46:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 371 transitions. [2023-12-02 12:46:12,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 12:46:12,692 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:46:12,693 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:46:12,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 12:46:12,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:46:12,896 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:46:12,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:46:12,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1477730367, now seen corresponding path program 1 times [2023-12-02 12:46:12,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:46:12,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624115133] [2023-12-02 12:46:12,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:12,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:46:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:12,997 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 12:46:12,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:46:12,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624115133] [2023-12-02 12:46:12,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624115133] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:46:12,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:46:12,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 12:46:12,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586039795] [2023-12-02 12:46:12,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:46:12,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:46:12,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:46:13,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:46:13,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:46:13,000 INFO L87 Difference]: Start difference. First operand 263 states and 371 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-12-02 12:46:13,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:46:13,215 INFO L93 Difference]: Finished difference Result 629 states and 922 transitions. [2023-12-02 12:46:13,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:46:13,216 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 91 [2023-12-02 12:46:13,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:46:13,221 INFO L225 Difference]: With dead ends: 629 [2023-12-02 12:46:13,222 INFO L226 Difference]: Without dead ends: 390 [2023-12-02 12:46:13,223 INFO L412 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 [2023-12-02 12:46:13,227 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 57 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 12:46:13,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 439 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 12:46:13,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2023-12-02 12:46:13,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 385. [2023-12-02 12:46:13,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 256 states have (on average 1.4375) internal successors, (368), 260 states have internal predecessors, (368), 103 states have call successors, (103), 25 states have call predecessors, (103), 25 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2023-12-02 12:46:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 573 transitions. [2023-12-02 12:46:13,399 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 573 transitions. Word has length 91 [2023-12-02 12:46:13,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:46:13,399 INFO L495 AbstractCegarLoop]: Abstraction has 385 states and 573 transitions. [2023-12-02 12:46:13,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-12-02 12:46:13,400 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 573 transitions. [2023-12-02 12:46:13,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 12:46:13,403 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:46:13,403 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:46:13,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 12:46:13,404 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:46:13,404 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:46:13,404 INFO L85 PathProgramCache]: Analyzing trace with hash -744654133, now seen corresponding path program 1 times [2023-12-02 12:46:13,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:46:13,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395506899] [2023-12-02 12:46:13,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:13,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:46:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:13,585 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 12:46:13,585 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:46:13,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395506899] [2023-12-02 12:46:13,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395506899] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:46:13,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729302310] [2023-12-02 12:46:13,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:13,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:46:13,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:46:13,588 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:46:13,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 12:46:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:13,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 12:46:13,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:46:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 12:46:13,915 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:46:13,974 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 12:46:13,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729302310] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:46:13,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [573986983] [2023-12-02 12:46:13,979 INFO L159 IcfgInterpreter]: Started Sifa with 77 locations of interest [2023-12-02 12:46:13,979 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 12:46:13,980 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 12:46:13,980 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 12:46:13,981 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 12:47:14,677 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2023-12-02 12:47:14,839 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 488 for LOIs [2023-12-02 12:47:16,977 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 12:47:37,640 WARN L293 SmtUtils]: Spent 6.20s on a formula simplification. DAG size of input: 488 DAG size of output: 489 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:47:47,349 WARN L293 SmtUtils]: Spent 9.54s on a formula simplification. DAG size of input: 518 DAG size of output: 514 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:48:27,579 WARN L293 SmtUtils]: Spent 9.56s on a formula simplification. DAG size of input: 511 DAG size of output: 511 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:48:37,218 WARN L293 SmtUtils]: Spent 9.31s on a formula simplification. DAG size of input: 512 DAG size of output: 511 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:48:47,615 WARN L293 SmtUtils]: Spent 10.01s on a formula simplification. DAG size of input: 518 DAG size of output: 517 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:48:58,237 WARN L293 SmtUtils]: Spent 10.22s on a formula simplification. DAG size of input: 516 DAG size of output: 515 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:49:08,578 WARN L293 SmtUtils]: Spent 9.90s on a formula simplification. DAG size of input: 520 DAG size of output: 519 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:49:18,856 WARN L293 SmtUtils]: Spent 9.80s on a formula simplification. DAG size of input: 518 DAG size of output: 517 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:49:30,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [573986983] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:49:30,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-12-02 12:49:30,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [4, 4, 4] total 33 [2023-12-02 12:49:30,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276197009] [2023-12-02 12:49:30,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:49:30,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-12-02 12:49:30,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:49:30,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-12-02 12:49:30,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=940, Unknown=0, NotChecked=0, Total=1056 [2023-12-02 12:49:30,044 INFO L87 Difference]: Start difference. First operand 385 states and 573 transitions. Second operand has 28 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (17), 8 states have call predecessors, (17), 8 states have call successors, (17) [2023-12-02 12:49:43,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:49:43,079 INFO L93 Difference]: Finished difference Result 788 states and 1203 transitions. [2023-12-02 12:49:43,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-12-02 12:49:43,080 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (17), 8 states have call predecessors, (17), 8 states have call successors, (17) Word has length 92 [2023-12-02 12:49:43,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:49:43,084 INFO L225 Difference]: With dead ends: 788 [2023-12-02 12:49:43,084 INFO L226 Difference]: Without dead ends: 466 [2023-12-02 12:49:43,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 278 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 133.0s TimeCoverageRelationStatistics Valid=116, Invalid=940, Unknown=0, NotChecked=0, Total=1056 [2023-12-02 12:49:43,086 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 176 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 2338 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 2953 SdHoareTripleChecker+Invalid, 2346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-12-02 12:49:43,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 2953 Invalid, 2346 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 2338 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-12-02 12:49:43,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2023-12-02 12:49:43,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 399. [2023-12-02 12:49:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 268 states have (on average 1.4365671641791045) internal successors, (385), 272 states have internal predecessors, (385), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (103), 102 states have call predecessors, (103), 103 states have call successors, (103) [2023-12-02 12:49:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 592 transitions. [2023-12-02 12:49:43,209 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 592 transitions. Word has length 92 [2023-12-02 12:49:43,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:49:43,210 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 592 transitions. [2023-12-02 12:49:43,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 8 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (17), 8 states have call predecessors, (17), 8 states have call successors, (17) [2023-12-02 12:49:43,210 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 592 transitions. [2023-12-02 12:49:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 12:49:43,214 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:49:43,214 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:49:43,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-12-02 12:49:43,416 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:49:43,416 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:49:43,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:49:43,417 INFO L85 PathProgramCache]: Analyzing trace with hash -436905003, now seen corresponding path program 1 times [2023-12-02 12:49:43,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:49:43,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023103506] [2023-12-02 12:49:43,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:49:43,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:49:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:49:43,600 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:49:43,600 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:49:43,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023103506] [2023-12-02 12:49:43,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023103506] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:49:43,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1886123793] [2023-12-02 12:49:43,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:49:43,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:49:43,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:49:43,601 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:49:43,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 12:49:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:49:43,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 12:49:43,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:49:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:49:43,946 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:49:44,009 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:49:44,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1886123793] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:49:44,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1129334346] [2023-12-02 12:49:44,014 INFO L159 IcfgInterpreter]: Started Sifa with 82 locations of interest [2023-12-02 12:49:44,014 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 12:49:44,014 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 12:49:44,015 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 12:49:44,015 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 12:51:47,103 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2023-12-02 12:51:47,279 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringPublicKey with input of size 555 for LOIs [2023-12-02 12:51:49,218 INFO L197 IcfgInterpreter]: Interpreting procedure setClientKeyringUser with input of size 564 for LOIs [2023-12-02 12:51:51,251 INFO L197 IcfgInterpreter]: Interpreting procedure createClientKeyringEntry with input of size 479 for LOIs [2023-12-02 12:51:51,936 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 231 for LOIs [2023-12-02 12:51:52,109 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 12:52:52,469 WARN L293 SmtUtils]: Spent 11.71s on a formula simplification. DAG size of input: 592 DAG size of output: 587 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:52:59,254 WARN L293 SmtUtils]: Spent 5.86s on a formula simplification. DAG size of input: 594 DAG size of output: 585 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:53:53,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1129334346] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:53:53,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-12-02 12:53:53,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [4, 4, 4] total 38 [2023-12-02 12:53:53,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075988030] [2023-12-02 12:53:53,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:53:53,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2023-12-02 12:53:53,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 12:53:53,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2023-12-02 12:53:53,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=1290, Unknown=0, NotChecked=0, Total=1406 [2023-12-02 12:53:53,091 INFO L87 Difference]: Start difference. First operand 399 states and 592 transitions. Second operand has 33 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 10 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (19), 10 states have call predecessors, (19), 10 states have call successors, (19) [2023-12-02 12:54:17,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:54:17,885 INFO L93 Difference]: Finished difference Result 813 states and 1238 transitions. [2023-12-02 12:54:17,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 12:54:17,886 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 10 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (19), 10 states have call predecessors, (19), 10 states have call successors, (19) Word has length 95 [2023-12-02 12:54:17,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:54:17,891 INFO L225 Difference]: With dead ends: 813 [2023-12-02 12:54:17,891 INFO L226 Difference]: Without dead ends: 491 [2023-12-02 12:54:17,893 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 249 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 121.0s TimeCoverageRelationStatistics Valid=116, Invalid=1290, Unknown=0, NotChecked=0, Total=1406 [2023-12-02 12:54:17,893 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 60 mSDsluCounter, 3695 mSDsCounter, 0 mSdLazyCounter, 3684 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 3896 SdHoareTripleChecker+Invalid, 3693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 3684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2023-12-02 12:54:17,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 3896 Invalid, 3693 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 3684 Invalid, 0 Unknown, 0 Unchecked, 24.4s Time] [2023-12-02 12:54:17,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2023-12-02 12:54:18,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 435. [2023-12-02 12:54:18,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 298 states have (on average 1.4328859060402686) internal successors, (427), 302 states have internal predecessors, (427), 107 states have call successors, (107), 29 states have call predecessors, (107), 29 states have return successors, (106), 105 states have call predecessors, (106), 106 states have call successors, (106) [2023-12-02 12:54:18,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 640 transitions. [2023-12-02 12:54:18,073 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 640 transitions. Word has length 95 [2023-12-02 12:54:18,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:54:18,073 INFO L495 AbstractCegarLoop]: Abstraction has 435 states and 640 transitions. [2023-12-02 12:54:18,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 19 states have (on average 2.473684210526316) internal successors, (47), 18 states have internal predecessors, (47), 10 states have call successors, (22), 6 states have call predecessors, (22), 6 states have return successors, (19), 10 states have call predecessors, (19), 10 states have call successors, (19) [2023-12-02 12:54:18,074 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 640 transitions. [2023-12-02 12:54:18,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 12:54:18,076 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:54:18,076 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:54:18,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-12-02 12:54:18,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:54:18,278 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION === [outgoing__wrappee__AutoResponderErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:54:18,278 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:54:18,278 INFO L85 PathProgramCache]: Analyzing trace with hash -2003803287, now seen corresponding path program 1 times [2023-12-02 12:54:18,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:54:18,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429001472] [2023-12-02 12:54:18,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:54:18,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:54:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:54:18,414 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:54:18,414 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 12:54:18,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429001472] [2023-12-02 12:54:18,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429001472] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 12:54:18,415 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473578044] [2023-12-02 12:54:18,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:54:18,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 12:54:18,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:54:18,416 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 12:54:18,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b562f232-fda5-4b96-94e9-8a650f8ff71f/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 12:54:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:54:18,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 12:54:18,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:54:18,751 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:54:18,751 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 12:54:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 12:54:18,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473578044] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 12:54:18,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1967176725] [2023-12-02 12:54:18,823 INFO L159 IcfgInterpreter]: Started Sifa with 81 locations of interest [2023-12-02 12:54:18,824 INFO L166 IcfgInterpreter]: Building call graph [2023-12-02 12:54:18,824 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-12-02 12:54:18,824 INFO L176 IcfgInterpreter]: Starting interpretation [2023-12-02 12:54:18,824 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-12-02 12:55:47,958 INFO L197 IcfgInterpreter]: Interpreting procedure setClientId with input of size 226 for LOIs [2023-12-02 12:55:48,125 INFO L197 IcfgInterpreter]: Interpreting procedure setClientPrivateKey with input of size 231 for LOIs [2023-12-02 12:55:48,297 INFO L180 IcfgInterpreter]: Interpretation finished [2023-12-02 12:56:48,722 WARN L293 SmtUtils]: Spent 10.20s on a formula simplification. DAG size of input: 515 DAG size of output: 515 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:56:59,536 WARN L293 SmtUtils]: Spent 10.46s on a formula simplification. DAG size of input: 516 DAG size of output: 515 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:57:10,922 WARN L293 SmtUtils]: Spent 10.93s on a formula simplification. DAG size of input: 522 DAG size of output: 521 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:57:21,742 WARN L293 SmtUtils]: Spent 10.38s on a formula simplification. DAG size of input: 520 DAG size of output: 519 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:57:32,640 WARN L293 SmtUtils]: Spent 10.44s on a formula simplification. DAG size of input: 524 DAG size of output: 523 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:57:44,058 WARN L293 SmtUtils]: Spent 10.92s on a formula simplification. DAG size of input: 522 DAG size of output: 521 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:57:55,334 WARN L293 SmtUtils]: Spent 10.74s on a formula simplification. DAG size of input: 526 DAG size of output: 525 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 12:58:06,422 WARN L293 SmtUtils]: Spent 10.49s on a formula simplification. DAG size of input: 524 DAG size of output: 523 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)