./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 619b5b07f7bee6d460265c38ff6f46d0f3c88b87f6fc28a24021d9529c74e42f --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 16:12:53,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 16:12:53,065 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 16:12:53,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 16:12:53,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 16:12:53,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 16:12:53,095 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 16:12:53,095 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 16:12:53,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 16:12:53,096 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 16:12:53,096 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 16:12:53,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 16:12:53,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 16:12:53,097 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 16:12:53,097 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 16:12:53,097 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 16:12:53,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 16:12:53,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 16:12:53,099 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 16:12:53,099 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 16:12:53,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 16:12:53,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 16:12:53,100 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 16:12:53,100 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 16:12:53,100 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 619b5b07f7bee6d460265c38ff6f46d0f3c88b87f6fc28a24021d9529c74e42f [2025-03-04 16:12:53,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 16:12:53,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 16:12:53,332 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 16:12:53,333 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 16:12:53,333 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 16:12:53,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c [2025-03-04 16:12:54,472 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb07be6/2a0f36318b164e84b1ef4e02575fc490/FLAG341ebe9f6 [2025-03-04 16:12:54,821 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 16:12:54,821 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec4_product28.cil.c [2025-03-04 16:12:54,844 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb07be6/2a0f36318b164e84b1ef4e02575fc490/FLAG341ebe9f6 [2025-03-04 16:12:54,861 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3fb07be6/2a0f36318b164e84b1ef4e02575fc490 [2025-03-04 16:12:54,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 16:12:54,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 16:12:54,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 16:12:54,865 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 16:12:54,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 16:12:54,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:12:54" (1/1) ... [2025-03-04 16:12:54,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a096c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:54, skipping insertion in model container [2025-03-04 16:12:54,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:12:54" (1/1) ... [2025-03-04 16:12:54,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 16:12:55,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:12:55,253 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 16:12:55,259 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [97] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [445] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [454] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [471] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [871] [2025-03-04 16:12:55,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1092] [2025-03-04 16:12:55,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2167] [2025-03-04 16:12:55,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2303] [2025-03-04 16:12:55,262 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [2568] [2025-03-04 16:12:55,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2595] [2025-03-04 16:12:55,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:12:55,366 INFO L204 MainTranslator]: Completed translation [2025-03-04 16:12:55,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55 WrapperNode [2025-03-04 16:12:55,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 16:12:55,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 16:12:55,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 16:12:55,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 16:12:55,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,444 INFO L138 Inliner]: procedures = 128, calls = 197, calls flagged for inlining = 122, calls inlined = 147, statements flattened = 2236 [2025-03-04 16:12:55,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 16:12:55,445 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 16:12:55,445 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 16:12:55,445 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 16:12:55,452 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,459 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,496 INFO L175 MemorySlicer]: Split 14 memory accesses to 4 slices as follows [2, 4, 4, 4]. 29 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 4, 4, 4]. The 0 writes are split as follows [0, 0, 0, 0]. [2025-03-04 16:12:55,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,500 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,531 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 16:12:55,554 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 16:12:55,554 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 16:12:55,554 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 16:12:55,556 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (1/1) ... [2025-03-04 16:12:55,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:55,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:55,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:55,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 16:12:55,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 16:12:55,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 16:12:55,720 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 16:12:55,722 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 16:12:56,829 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1756-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~29#1; [2025-03-04 16:12:56,829 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1756-3: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~29#1; [2025-03-04 16:12:56,829 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1756-5: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~29#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1756-7: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~29#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1756-9: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~29#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2025-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~33#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2025-3: findPublicKey_#res#1 := findPublicKey_~retValue_acc~33#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2025-5: findPublicKey_#res#1 := findPublicKey_~retValue_acc~33#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2025-7: findPublicKey_#res#1 := findPublicKey_~retValue_acc~33#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L704-1: isEncrypted_#res#1 := isEncrypted_~retValue_acc~14#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L704-3: isEncrypted_#res#1 := isEncrypted_~retValue_acc~14#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L704-5: isEncrypted_#res#1 := isEncrypted_~retValue_acc~14#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L704-7: isEncrypted_#res#1 := isEncrypted_~retValue_acc~14#1; [2025-03-04 16:12:56,830 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L778-1: isSigned_#res#1 := isSigned_~retValue_acc~16#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L778-3: isSigned_#res#1 := isSigned_~retValue_acc~16#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L778-5: isSigned_#res#1 := isSigned_~retValue_acc~16#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L778-7: isSigned_#res#1 := isSigned_~retValue_acc~16#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2300-1: createEmail_#res#1 := createEmail_~retValue_acc~39#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1971-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~32#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L320-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~3#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-3: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-5: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-7: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-9: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1709-11: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~28#1; [2025-03-04 16:12:56,831 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L589-1: getEmailTo_#res#1 := getEmailTo_~retValue_acc~11#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L589-3: getEmailTo_#res#1 := getEmailTo_~retValue_acc~11#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L589-5: getEmailTo_#res#1 := getEmailTo_~retValue_acc~11#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L589-7: getEmailTo_#res#1 := getEmailTo_~retValue_acc~11#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L329-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~4#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L338-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~5#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2256-1: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~36#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2256-3: isReadable__wrappee__Keys_#res#1 := isReadable__wrappee__Keys_~retValue_acc~36#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1864-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~31#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L741-1: getEmailEncryptionKey_#res#1 := getEmailEncryptionKey_~retValue_acc~15#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L741-3: getEmailEncryptionKey_#res#1 := getEmailEncryptionKey_~retValue_acc~15#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801-1: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~30#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801-3: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~30#1; [2025-03-04 16:12:56,832 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801-5: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~30#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801-7: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~30#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1801-9: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~30#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L815-1: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~17#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L815-3: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~17#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-1: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~10#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-3: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~10#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L94-1: valid_product_#res#1 := valid_product_~retValue_acc~1#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2276-1: isReadable_#res#1 := isReadable_~retValue_acc~37#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2276-3: isReadable_#res#1 := isReadable_~retValue_acc~37#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2144-1: getClientId_#res#1 := getClientId_~retValue_acc~35#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2144-3: getClientId_#res#1 := getClientId_~retValue_acc~35#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L363-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~6#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L363-3: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~6#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L363-5: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~6#1; [2025-03-04 16:12:56,833 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L363-7: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~6#1; [2025-03-04 16:12:56,992 INFO L? ?]: Removed 1267 outVars from TransFormulas that were not future-live. [2025-03-04 16:12:56,992 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 16:12:57,013 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 16:12:57,014 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 16:12:57,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:57 BoogieIcfgContainer [2025-03-04 16:12:57,014 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 16:12:57,015 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 16:12:57,015 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 16:12:57,019 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 16:12:57,020 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:57,020 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 04:12:54" (1/3) ... [2025-03-04 16:12:57,021 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@eaf9496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 04:12:57, skipping insertion in model container [2025-03-04 16:12:57,021 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:57,021 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:55" (2/3) ... [2025-03-04 16:12:57,021 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@eaf9496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 04:12:57, skipping insertion in model container [2025-03-04 16:12:57,022 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:57,022 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:57" (3/3) ... [2025-03-04 16:12:57,023 INFO L363 chiAutomizerObserver]: Analyzing ICFG email_spec4_product28.cil.c [2025-03-04 16:12:57,074 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 16:12:57,074 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 16:12:57,074 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 16:12:57,074 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 16:12:57,074 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 16:12:57,074 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 16:12:57,074 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 16:12:57,074 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 16:12:57,080 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 518 states, 517 states have (on average 1.6963249516441006) internal successors, (877), 517 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 16:12:57,105 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:57,106 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:57,106 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:57,114 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:57,114 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-03-04 16:12:57,114 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 16:12:57,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 518 states, 517 states have (on average 1.6963249516441006) internal successors, (877), 517 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 16:12:57,131 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:57,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:57,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:57,132 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:57,132 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-03-04 16:12:57,136 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(4, 5);call write~init~int#3(37, 5, 0, 1);call write~init~int#3(115, 5, 1, 1);call write~init~int#3(10, 5, 2, 1);call write~init~int#3(0, 5, 3, 1);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(12, 7);call #Ultimate.allocInit(10, 8);call #Ultimate.allocInit(18, 9);call #Ultimate.allocInit(16, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(16, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(11, 17);call #Ultimate.allocInit(4, 18);call write~init~int#1(37, 18, 0, 1);call write~init~int#1(100, 18, 1, 1);call write~init~int#1(10, 18, 2, 1);call write~init~int#1(0, 18, 3, 1);call #Ultimate.allocInit(4, 19);call write~init~int#2(37, 19, 0, 1);call write~init~int#2(100, 19, 1, 1);call write~init~int#2(10, 19, 2, 1);call write~init~int#2(0, 19, 3, 1);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(21, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(25, 31);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet67#1, main_#t~ret68#1, main_~retValue_acc~40#1, main_~tmp~17#1;havoc main_#t~nondet67#1;main_~retValue_acc~40#1 := main_#t~nondet67#1;havoc main_#t~nondet67#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret68#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret68#1;havoc main_#t~ret68#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret64#1, setup_#t~ret65#1, setup_#t~ret66#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_bob__wrappee__Base_~bob___0#1;havoc setup_bob__wrappee__Base_#in~bob___0#1;assume { :end_inline_setup_bob__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_bob_~bob___0#1, 123;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 15, 0;havoc setup_#t~ret64#1;havoc setup_#t~ret64#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_rjh__wrappee__Base_~rjh___0#1;havoc setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :end_inline_setup_rjh__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_rjh_~rjh___0#1, 456;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 16, 0;havoc setup_#t~ret65#1;havoc setup_#t~ret65#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1;" "assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1;" "havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true;" "havoc setup_chuck__wrappee__Base_~chuck___0#1;havoc setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :end_inline_setup_chuck__wrappee__Base } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := setup_chuck_~chuck___0#1, 789;havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;setClientPrivateKey_~handle#1 := setClientPrivateKey_#in~handle#1;setClientPrivateKey_~value#1 := setClientPrivateKey_#in~value#1;" "assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1;" "havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true;" "havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 17, 0;havoc setup_#t~ret66#1;havoc setup_#t~ret66#1;" "havoc setup_#t~ret64#1, setup_#t~ret65#1, setup_#t~ret66#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~2#1, test_~tmp___2~2#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0;" [2025-03-04 16:12:57,137 INFO L754 eck$LassoCheckResult]: Loop: "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume !(0 == test_~op1~0#1);" "assume 0 == test_~op2~0#1;havoc test_#t~nondet27#1;test_~tmp___8~0#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1;" "assume 0 != test_~tmp___8~0#1;test_~op2~0#1 := 1;" [2025-03-04 16:12:57,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:57,141 INFO L85 PathProgramCache]: Analyzing trace with hash -21426793, now seen corresponding path program 1 times [2025-03-04 16:12:57,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:57,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131399921] [2025-03-04 16:12:57,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:57,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:57,216 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-04 16:12:57,252 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-04 16:12:57,253 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:57,253 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 16:12:57,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:57,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131399921] [2025-03-04 16:12:57,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131399921] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:57,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:57,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 16:12:57,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937729922] [2025-03-04 16:12:57,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:57,492 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:57,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:57,493 INFO L85 PathProgramCache]: Analyzing trace with hash 1207148490, now seen corresponding path program 1 times [2025-03-04 16:12:57,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:57,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534565082] [2025-03-04 16:12:57,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:57,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:57,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-04 16:12:57,502 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-04 16:12:57,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:57,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:57,502 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:57,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-04 16:12:57,505 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-04 16:12:57,505 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:57,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:57,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:57,576 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:57,577 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:57,577 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:57,577 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:57,577 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:57,577 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,577 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:57,577 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:57,577 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec4_product28.cil.c_Iteration1_Loop [2025-03-04 16:12:57,577 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:57,577 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:57,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,660 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:57,661 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:57,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:57,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:57,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-03-04 16:12:57,667 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:57,667 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:57,681 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:57,681 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_test_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:57,687 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-03-04 16:12:57,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:57,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:57,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-03-04 16:12:57,692 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:57,692 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:57,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-03-04 16:12:57,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:57,711 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:57,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-03-04 16:12:57,712 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:57,712 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:57,735 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:57,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:57,740 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:57,740 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:57,740 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:57,740 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:57,740 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:57,740 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,740 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:57,740 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:57,740 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec4_product28.cil.c_Iteration1_Loop [2025-03-04 16:12:57,740 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:57,741 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:57,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:57,799 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:57,802 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:57,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:57,805 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:57,807 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-03-04 16:12:57,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-03-04 16:12:57,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:57,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:57,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:57,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:57,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:57,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:57,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:57,828 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:57,830 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:57,832 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:57,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:57,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:57,836 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-03-04 16:12:57,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-03-04 16:12:57,839 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:57,839 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:57,839 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:57,840 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0#1) = -2*ULTIMATE.start_test_~splverifierCounter~0#1 + 7 Supporting invariants [] [2025-03-04 16:12:57,846 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:57,849 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:57,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:57,902 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-04 16:12:57,969 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-04 16:12:57,970 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:57,970 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:57,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:57,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:58,020 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-03-04 16:12:58,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-03-04 16:12:58,021 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:58,021 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:58,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:58,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:58,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-04 16:12:58,079 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-03-04 16:12:58,081 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 518 states, 517 states have (on average 1.6963249516441006) internal successors, (877), 517 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 16:12:58,234 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 518 states, 517 states have (on average 1.6963249516441006) internal successors, (877), 517 states have internal predecessors, (877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1519 states and 2545 transitions. Complement of second has 6 states. [2025-03-04 16:12:58,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:58,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 16:12:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1302 transitions. [2025-03-04 16:12:58,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1302 transitions. Stem has 25 letters. Loop has 5 letters. [2025-03-04 16:12:58,249 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:58,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1302 transitions. Stem has 30 letters. Loop has 5 letters. [2025-03-04 16:12:58,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:58,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1302 transitions. Stem has 25 letters. Loop has 10 letters. [2025-03-04 16:12:58,250 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:58,250 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1519 states and 2545 transitions. [2025-03-04 16:12:58,270 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 16:12:58,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1519 states to 0 states and 0 transitions. [2025-03-04 16:12:58,272 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 16:12:58,272 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 16:12:58,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 16:12:58,273 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 16:12:58,273 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:58,273 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:58,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:58,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 16:12:58,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 16:12:58,277 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-03-04 16:12:58,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:58,278 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2025-03-04 16:12:58,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2025-03-04 16:12:58,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 16:12:58,278 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2025-03-04 16:12:58,278 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 16:12:58,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 16:12:58,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 16:12:58,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 16:12:58,279 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:58,279 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:58,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-04 16:12:58,279 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:58,279 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 16:12:58,279 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 16:12:58,279 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 16:12:58,279 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 16:12:58,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 04:12:58 BoogieIcfgContainer [2025-03-04 16:12:58,285 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 16:12:58,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 16:12:58,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 16:12:58,285 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 16:12:58,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:57" (3/4) ... [2025-03-04 16:12:58,287 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 16:12:58,288 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 16:12:58,288 INFO L158 Benchmark]: Toolchain (without parser) took 3424.19ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 110.1MB in the beginning and 122.0MB in the end (delta: -12.0MB). Peak memory consumption was 202.9MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,289 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 16:12:58,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.40ms. Allocated memory is still 142.6MB. Free memory was 110.1MB in the beginning and 72.2MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.96ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 63.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,289 INFO L158 Benchmark]: Boogie Preprocessor took 107.98ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 55.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,289 INFO L158 Benchmark]: IcfgBuilder took 1460.46ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 55.0MB in the beginning and 245.2MB in the end (delta: -190.2MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,290 INFO L158 Benchmark]: BuchiAutomizer took 1269.88ms. Allocated memory is still 352.3MB. Free memory was 245.2MB in the beginning and 122.0MB in the end (delta: 123.1MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2025-03-04 16:12:58,290 INFO L158 Benchmark]: Witness Printer took 2.51ms. Allocated memory is still 352.3MB. Free memory is still 122.0MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 16:12:58,291 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 201.3MB. Free memory is still 124.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.40ms. Allocated memory is still 142.6MB. Free memory was 110.1MB in the beginning and 72.2MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.96ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 63.3MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.98ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 55.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1460.46ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 55.0MB in the beginning and 245.2MB in the end (delta: -190.2MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 1269.88ms. Allocated memory is still 352.3MB. Free memory was 245.2MB in the beginning and 122.0MB in the end (delta: 123.1MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. * Witness Printer took 2.51ms. Allocated memory is still 352.3MB. Free memory is still 122.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] - GenericResultAtLocation [Line: 97]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [97] - GenericResultAtLocation [Line: 445]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [445] - GenericResultAtLocation [Line: 454]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [454] - GenericResultAtLocation [Line: 471]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [471] - GenericResultAtLocation [Line: 871]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [871] - GenericResultAtLocation [Line: 1092]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1092] - GenericResultAtLocation [Line: 2167]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2167] - GenericResultAtLocation [Line: 2303]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2303] - GenericResultAtLocation [Line: 2568]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [2568] - GenericResultAtLocation [Line: 2595]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2595] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 867 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 866 mSDsluCounter, 1676 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 808 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 868 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 36ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-03-04 16:12:58,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:58,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE