./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/email_spec27_product24.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_spec27_product24.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 f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 --- Real Ultimate output --- This is Ultimate 0.3.0-?-798a7b3-m [2025-03-04 16:12:10,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-04 16:12:10,536 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-04 16:12:10,541 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-04 16:12:10,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-04 16:12:10,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-04 16:12:10,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-04 16:12:10,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-04 16:12:10,564 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-04 16:12:10,564 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Use SBE=true [2025-03-04 16:12:10,564 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-04 16:12:10,564 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-04 16:12:10,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-04 16:12:10,565 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-04 16:12:10,565 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-04 16:12:10,567 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-04 16:12:10,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-04 16:12:10,567 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-04 16:12:10,567 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-04 16:12:10,568 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 -> f1a760a25f6e6d96f820367881f3fbbc32febc8ce03434205938078db6a21524 [2025-03-04 16:12:10,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-04 16:12:10,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-04 16:12:10,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-04 16:12:10,777 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-04 16:12:10,777 INFO L274 PluginConnector]: CDTParser initialized [2025-03-04 16:12:10,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2025-03-04 16:12:11,892 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db8338d03/2fa83c61747349b6934e586296218fda/FLAG6d08c96e2 [2025-03-04 16:12:12,253 INFO L384 CDTParser]: Found 1 translation units. [2025-03-04 16:12:12,254 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/email_spec27_product24.cil.c [2025-03-04 16:12:12,276 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db8338d03/2fa83c61747349b6934e586296218fda/FLAG6d08c96e2 [2025-03-04 16:12:12,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db8338d03/2fa83c61747349b6934e586296218fda [2025-03-04 16:12:12,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-04 16:12:12,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-04 16:12:12,473 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-04 16:12:12,473 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-04 16:12:12,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-04 16:12:12,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:12:12" (1/1) ... [2025-03-04 16:12:12,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38e614eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:12, skipping insertion in model container [2025-03-04 16:12:12,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.03 04:12:12" (1/1) ... [2025-03-04 16:12:12,518 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-04 16:12:12,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:12:12,903 INFO L200 MainTranslator]: Completed pre-run [2025-03-04 16:12:12,909 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [48] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [167] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [571] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [605] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [622] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1701] [2025-03-04 16:12:12,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2026] [2025-03-04 16:12:12,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2255] [2025-03-04 16:12:12,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2543] [2025-03-04 16:12:12,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2909] [2025-03-04 16:12:12,913 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2918] [2025-03-04 16:12:13,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-04 16:12:13,037 INFO L204 MainTranslator]: Completed translation [2025-03-04 16:12:13,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13 WrapperNode [2025-03-04 16:12:13,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-04 16:12:13,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-04 16:12:13,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-04 16:12:13,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-04 16:12:13,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,109 INFO L138 Inliner]: procedures = 130, calls = 195, calls flagged for inlining = 122, calls inlined = 167, statements flattened = 2446 [2025-03-04 16:12:13,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-04 16:12:13,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-04 16:12:13,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-04 16:12:13,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-04 16:12:13,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,124 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,158 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 16:12:13,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,191 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,198 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-04 16:12:13,219 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-04 16:12:13,219 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-04 16:12:13,220 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-04 16:12:13,220 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (1/1) ... [2025-03-04 16:12:13,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:13,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:13,253 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 16:12:13,256 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 16:12:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-04 16:12:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-04 16:12:13,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-04 16:12:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-04 16:12:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-04 16:12:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-04 16:12:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-04 16:12:13,404 INFO L256 CfgBuilder]: Building ICFG [2025-03-04 16:12:13,406 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-04 16:12:14,496 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1290-9: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~25#1; [2025-03-04 16:12:14,496 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1559-1: findPublicKey_#res#1 := findPublicKey_~retValue_acc~29#1; [2025-03-04 16:12:14,496 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1559-3: findPublicKey_#res#1 := findPublicKey_~retValue_acc~29#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1559-5: findPublicKey_#res#1 := findPublicKey_~retValue_acc~29#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1559-7: findPublicKey_#res#1 := findPublicKey_~retValue_acc~29#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1892-1: get_queued_email_#res#1 := get_queued_email_~retValue_acc~35#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L2950-1: valid_product_#res#1 := valid_product_~retValue_acc~42#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1631-1: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~30#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1631-3: getClientForwardReceiver_#res#1 := getClientForwardReceiver_~retValue_acc~30#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1505-1: getClientKeyringPublicKey_#res#1 := getClientKeyringPublicKey_~retValue_acc~28#1; [2025-03-04 16:12:14,497 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L515-1: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~12#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L515-3: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~12#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L515-5: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~12#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L515-7: getEmailSignKey_#res#1 := getEmailSignKey_~retValue_acc~12#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-1: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1243-1: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~24#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-3: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1243-3: getClientPrivateKey_#res#1 := getClientPrivateKey_~retValue_acc~24#1; [2025-03-04 16:12:14,498 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-5: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-7: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-9: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-11: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-13: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L252-15: getEmailFrom_#res#1 := getEmailFrom_~retValue_acc~5#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1917-1: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~36#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1917-3: isKeyPairValid_#res#1 := isKeyPairValid_~retValue_acc~36#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1196-1: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~23#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1196-3: getClientAutoResponse_#res#1 := getClientAutoResponse_~retValue_acc~23#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-1: isReadable_#res#1 := isReadable_~retValue_acc~0#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-3: isReadable_#res#1 := isReadable_~retValue_acc~0#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-5: isReadable_#res#1 := isReadable_~retValue_acc~0#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L140-7: isReadable_#res#1 := isReadable_~retValue_acc~0#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1398-1: getClientKeyringUser_#res#1 := getClientKeyringUser_~retValue_acc~27#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1335-1: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~26#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1335-3: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~26#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1335-5: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~26#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1335-7: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~26#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1335-9: createClientKeyringEntry_#res#1 := createClientKeyringEntry_~retValue_acc~26#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L478-1: isSigned_#res#1 := isSigned_~retValue_acc~11#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L478-3: isSigned_#res#1 := isSigned_~retValue_acc~11#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L478-5: isSigned_#res#1 := isSigned_~retValue_acc~11#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L478-7: isSigned_#res#1 := isSigned_~retValue_acc~11#1; [2025-03-04 16:12:14,499 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-1: getEmailId_#res#1 := getEmailId_~retValue_acc~4#1; [2025-03-04 16:12:14,500 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L215-3: getEmailId_#res#1 := getEmailId_~retValue_acc~4#1; [2025-03-04 16:12:14,500 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-1: isVerified_#res#1 := isVerified_~retValue_acc~13#1; [2025-03-04 16:12:14,500 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-3: isVerified_#res#1 := isVerified_~retValue_acc~13#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-5: isVerified_#res#1 := isVerified_~retValue_acc~13#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L552-7: isVerified_#res#1 := isVerified_~retValue_acc~13#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1874-1: is_queue_empty_#res#1 := is_queue_empty_~retValue_acc~33#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-1: getEmailTo_#res#1 := getEmailTo_~retValue_acc~6#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-3: getEmailTo_#res#1 := getEmailTo_~retValue_acc~6#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-5: getEmailTo_#res#1 := getEmailTo_~retValue_acc~6#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L289-7: getEmailTo_#res#1 := getEmailTo_~retValue_acc~6#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1678-1: getClientId_#res#1 := getClientId_~retValue_acc~31#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1678-3: getClientId_#res#1 := getClientId_~retValue_acc~31#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L164-1: createEmail_#res#1 := createEmail_~retValue_acc~2#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1883-1: get_queued_client_#res#1 := get_queued_client_~retValue_acc~34#1; [2025-03-04 16:12:14,501 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1290-1: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~25#1; [2025-03-04 16:12:14,502 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1290-3: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~25#1; [2025-03-04 16:12:14,502 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1290-5: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~25#1; [2025-03-04 16:12:14,502 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L1290-7: getClientKeyringSize_#res#1 := getClientKeyringSize_~retValue_acc~25#1; [2025-03-04 16:12:14,650 INFO L? ?]: Removed 1369 outVars from TransFormulas that were not future-live. [2025-03-04 16:12:14,650 INFO L307 CfgBuilder]: Performing block encoding [2025-03-04 16:12:14,672 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-04 16:12:14,672 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-04 16:12:14,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:14 BoogieIcfgContainer [2025-03-04 16:12:14,673 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-04 16:12:14,673 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-04 16:12:14,673 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-04 16:12:14,677 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-04 16:12:14,677 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:14,677 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 04.03 04:12:12" (1/3) ... [2025-03-04 16:12:14,678 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61d8746f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 04:12:14, skipping insertion in model container [2025-03-04 16:12:14,678 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:14,678 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.03 04:12:13" (2/3) ... [2025-03-04 16:12:14,678 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61d8746f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 04.03 04:12:14, skipping insertion in model container [2025-03-04 16:12:14,678 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-04 16:12:14,678 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:14" (3/3) ... [2025-03-04 16:12:14,680 INFO L363 chiAutomizerObserver]: Analyzing ICFG email_spec27_product24.cil.c [2025-03-04 16:12:14,721 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-04 16:12:14,722 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-04 16:12:14,722 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-04 16:12:14,722 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-04 16:12:14,722 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-04 16:12:14,722 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-04 16:12:14,722 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-04 16:12:14,722 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-04 16:12:14,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 538 states, 537 states have (on average 1.6778398510242085) internal successors, (901), 537 states have internal predecessors, (901), 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 16:12:14,768 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 226 [2025-03-04 16:12:14,768 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:14,768 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:14,773 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 16:12:14,774 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:14,774 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-04 16:12:14,775 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 538 states, 537 states have (on average 1.6778398510242085) internal successors, (901), 537 states have internal predecessors, (901), 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 16:12:14,788 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 226 [2025-03-04 16:12:14,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:14,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:14,793 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 16:12:14,793 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:14,801 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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 16:12:14,802 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~nondet45#1;test_~tmp___8~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1;" "assume 0 != test_~tmp___8~0#1;assume { :begin_inline_rjhSetAutoRespond } true;assume { :begin_inline_setClientAutoResponse } true;setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1 := ~rjh~0, 1;havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;setClientAutoResponse_~handle#1 := setClientAutoResponse_#in~handle#1;setClientAutoResponse_~value#1 := setClientAutoResponse_#in~value#1;" "assume 1 == setClientAutoResponse_~handle#1;~__ste_client_autoResponse0~0 := setClientAutoResponse_~value#1;" "havoc setClientAutoResponse_~handle#1, setClientAutoResponse_~value#1;havoc setClientAutoResponse_#in~handle#1, setClientAutoResponse_#in~value#1;assume { :end_inline_setClientAutoResponse } true;" "assume { :end_inline_rjhSetAutoRespond } true;test_~op2~0#1 := 1;" [2025-03-04 16:12:14,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:14,807 INFO L85 PathProgramCache]: Analyzing trace with hash -243650347, now seen corresponding path program 1 times [2025-03-04 16:12:14,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:14,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230530281] [2025-03-04 16:12:14,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:14,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:14,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-04 16:12:14,919 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-04 16:12:14,919 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:14,919 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:15,130 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 16:12:15,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:15,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230530281] [2025-03-04 16:12:15,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230530281] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:15,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:15,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 16:12:15,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536555235] [2025-03-04 16:12:15,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:15,136 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:15,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:15,137 INFO L85 PathProgramCache]: Analyzing trace with hash 2095691076, now seen corresponding path program 1 times [2025-03-04 16:12:15,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:15,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314385] [2025-03-04 16:12:15,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:15,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:15,145 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 16:12:15,151 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 16:12:15,152 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:15,152 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:15,152 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:15,154 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 16:12:15,159 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 16:12:15,163 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:15,163 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:15,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:15,255 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:15,256 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:15,256 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:15,257 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:15,257 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:15,258 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,258 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:15,258 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:15,258 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration1_Loop [2025-03-04 16:12:15,258 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:15,258 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:15,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,363 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:15,364 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:15,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,367 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 16:12:15,369 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 16:12:15,370 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:15,371 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,384 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:15,385 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientAutoResponse_#in~value#1=0} Honda state: {ULTIMATE.start_setClientAutoResponse_#in~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:15,390 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 16:12:15,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,393 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 16:12:15,393 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 16:12:15,394 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:15,394 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,407 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:15,407 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientAutoResponse_#in~handle#1=0} Honda state: {ULTIMATE.start_setClientAutoResponse_#in~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:15,413 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 16:12:15,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,415 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 16:12:15,416 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 16:12:15,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:15,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,429 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:15,429 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet45#1=0} Honda state: {ULTIMATE.start_test_#t~nondet45#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:15,435 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 16:12:15,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,437 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 16:12:15,438 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 16:12:15,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:15,439 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,450 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:15,450 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientAutoResponse_~value#1=0} Honda state: {ULTIMATE.start_setClientAutoResponse_~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:15,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-03-04 16:12:15,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,458 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 16:12:15,459 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 16:12:15,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:15,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,479 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 16:12:15,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,481 INFO L229 MonitoredProcess]: Starting monitored process 7 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 16:12:15,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-03-04 16:12:15,484 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:15,484 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:15,497 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:15,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-03-04 16:12:15,504 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:15,504 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:15,504 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:15,504 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:15,504 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:15,504 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,504 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:15,504 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:15,504 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration1_Loop [2025-03-04 16:12:15,504 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:15,505 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:15,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:15,587 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:15,590 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:15,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,593 INFO L229 MonitoredProcess]: Starting monitored process 8 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 16:12:15,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-03-04 16:12:15,596 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 16:12:15,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:15,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:15,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:15,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:15,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:15,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:15,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:15,611 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:15,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:15,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,644 INFO L229 MonitoredProcess]: Starting monitored process 9 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 16:12:15,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-03-04 16:12:15,646 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 16:12:15,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:15,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:15,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:15,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:15,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:15,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:15,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:15,659 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:15,664 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-03-04 16:12:15,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,665 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,666 INFO L229 MonitoredProcess]: Starting monitored process 10 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 16:12:15,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-03-04 16:12:15,668 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 16:12:15,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:15,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:15,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:15,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:15,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:15,681 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:15,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:15,682 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:15,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:15,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,692 INFO L229 MonitoredProcess]: Starting monitored process 11 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 16:12:15,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-03-04 16:12:15,694 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 16:12:15,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:15,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:15,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:15,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:15,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:15,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:15,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:15,706 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:15,708 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:15,711 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:15,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:15,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:15,715 INFO L229 MonitoredProcess]: Starting monitored process 12 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 16:12:15,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-03-04 16:12:15,717 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:15,717 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:15,717 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:15,717 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0#1) = -2*ULTIMATE.start_test_~op2~0#1 + 1 Supporting invariants [] [2025-03-04 16:12:15,723 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-03-04 16:12:15,725 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:15,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:15,779 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 25 statements into 1 equivalence classes. [2025-03-04 16:12:15,833 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 25 of 25 statements. [2025-03-04 16:12:15,833 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:15,833 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:15,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:15,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:15,878 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-04 16:12:15,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-04 16:12:15,881 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:15,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:15,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:15,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:15,916 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 16:12:15,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-03-04 16:12:15,956 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 16:12:15,958 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 538 states, 537 states have (on average 1.6778398510242085) internal successors, (901), 537 states have internal predecessors, (901), 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 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 16:12:16,182 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 538 states, 537 states have (on average 1.6778398510242085) internal successors, (901), 537 states have internal predecessors, (901), 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 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 2291 states and 3837 transitions. Complement of second has 10 states. [2025-03-04 16:12:16,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:16,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 16:12:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2166 transitions. [2025-03-04 16:12:16,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 2166 transitions. Stem has 25 letters. Loop has 8 letters. [2025-03-04 16:12:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:16,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 2166 transitions. Stem has 33 letters. Loop has 8 letters. [2025-03-04 16:12:16,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:16,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 2166 transitions. Stem has 25 letters. Loop has 16 letters. [2025-03-04 16:12:16,194 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:16,194 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2291 states and 3837 transitions. [2025-03-04 16:12:16,214 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 441 [2025-03-04 16:12:16,222 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2291 states to 927 states and 1647 transitions. [2025-03-04 16:12:16,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 479 [2025-03-04 16:12:16,224 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 480 [2025-03-04 16:12:16,224 INFO L73 IsDeterministic]: Start isDeterministic. Operand 927 states and 1647 transitions. [2025-03-04 16:12:16,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:16,224 INFO L218 hiAutomatonCegarLoop]: Abstraction has 927 states and 1647 transitions. [2025-03-04 16:12:16,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states and 1647 transitions. [2025-03-04 16:12:16,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 486. [2025-03-04 16:12:16,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 486 states have (on average 1.7654320987654322) internal successors, (858), 485 states have internal predecessors, (858), 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 16:12:16,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 858 transitions. [2025-03-04 16:12:16,267 INFO L240 hiAutomatonCegarLoop]: Abstraction has 486 states and 858 transitions. [2025-03-04 16:12:16,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:16,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 16:12:16,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 16:12:16,271 INFO L87 Difference]: Start difference. First operand 486 states and 858 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 16:12:16,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:16,308 INFO L93 Difference]: Finished difference Result 485 states and 854 transitions. [2025-03-04 16:12:16,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 485 states and 854 transitions. [2025-03-04 16:12:16,310 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2025-03-04 16:12:16,313 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 485 states to 485 states and 854 transitions. [2025-03-04 16:12:16,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 258 [2025-03-04 16:12:16,313 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 258 [2025-03-04 16:12:16,313 INFO L73 IsDeterministic]: Start isDeterministic. Operand 485 states and 854 transitions. [2025-03-04 16:12:16,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:16,313 INFO L218 hiAutomatonCegarLoop]: Abstraction has 485 states and 854 transitions. [2025-03-04 16:12:16,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states and 854 transitions. [2025-03-04 16:12:16,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 485. [2025-03-04 16:12:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 485 states have (on average 1.7608247422680412) internal successors, (854), 484 states have internal predecessors, (854), 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 16:12:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 854 transitions. [2025-03-04 16:12:16,322 INFO L240 hiAutomatonCegarLoop]: Abstraction has 485 states and 854 transitions. [2025-03-04 16:12:16,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 16:12:16,323 INFO L432 stractBuchiCegarLoop]: Abstraction has 485 states and 854 transitions. [2025-03-04 16:12:16,323 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-04 16:12:16,323 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 485 states and 854 transitions. [2025-03-04 16:12:16,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 221 [2025-03-04 16:12:16,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:16,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:16,326 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, 1, 1] [2025-03-04 16:12:16,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:16,326 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "assume true;" [2025-03-04 16:12:16,330 INFO L754 eck$LassoCheckResult]: Loop: "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);" "assume 0 == test_~op3~0#1;havoc test_#t~nondet46#1;test_~tmp___7~0#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1;" "assume 0 != test_~tmp___7~0#1;assume { :begin_inline_rjhDeletePrivateKey } true;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := ~rjh~0, 0;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;" "assume { :end_inline_rjhDeletePrivateKey } true;test_~op3~0#1 := 1;" "assume true;" [2025-03-04 16:12:16,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:16,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1113312173, now seen corresponding path program 1 times [2025-03-04 16:12:16,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:16,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75029482] [2025-03-04 16:12:16,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:16,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:16,351 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-04 16:12:16,365 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-04 16:12:16,365 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:16,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:16,471 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 16:12:16,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:16,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75029482] [2025-03-04 16:12:16,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75029482] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:16,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:16,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 16:12:16,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483898577] [2025-03-04 16:12:16,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:16,472 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:16,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:16,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1751917282, now seen corresponding path program 1 times [2025-03-04 16:12:16,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:16,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020305832] [2025-03-04 16:12:16,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:16,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:16,480 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-04 16:12:16,483 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-04 16:12:16,483 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:16,483 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:16,483 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:16,485 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-04 16:12:16,488 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-04 16:12:16,488 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:16,488 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:16,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:16,554 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:16,554 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:16,554 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:16,554 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:16,554 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:16,554 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,555 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:16,555 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:16,555 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration2_Loop [2025-03-04 16:12:16,555 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:16,555 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:16,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,647 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:16,647 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:16,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,650 INFO L229 MonitoredProcess]: Starting monitored process 13 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 16:12:16,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-03-04 16:12:16,652 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:16,652 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:16,663 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:16,663 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___7~0#1=0} Honda state: {ULTIMATE.start_test_~tmp___7~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:16,668 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:16,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,670 INFO L229 MonitoredProcess]: Starting monitored process 14 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 16:12:16,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-03-04 16:12:16,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:16,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:16,685 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:16,685 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_#in~value#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_#in~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:16,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:16,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,692 INFO L229 MonitoredProcess]: Starting monitored process 15 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 16:12:16,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-03-04 16:12:16,694 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:16,694 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:16,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-03-04 16:12:16,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,712 INFO L229 MonitoredProcess]: Starting monitored process 16 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 16:12:16,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-03-04 16:12:16,715 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:16,715 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:16,727 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:16,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-03-04 16:12:16,733 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:16,733 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:16,733 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:16,733 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:16,733 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:16,733 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,733 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:16,733 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:16,733 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration2_Loop [2025-03-04 16:12:16,733 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:16,733 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:16,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:16,839 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:16,839 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:16,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,843 INFO L229 MonitoredProcess]: Starting monitored process 17 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 16:12:16,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-03-04 16:12:16,844 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 16:12:16,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:16,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:16,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:16,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:16,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:16,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:16,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:16,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:16,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-03-04 16:12:16,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,865 INFO L229 MonitoredProcess]: Starting monitored process 18 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 16:12:16,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-03-04 16:12:16,867 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 16:12:16,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:16,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:16,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:16,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:16,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:16,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:16,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:16,878 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:16,883 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-03-04 16:12:16,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,885 INFO L229 MonitoredProcess]: Starting monitored process 19 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 16:12:16,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-03-04 16:12:16,886 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 16:12:16,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:16,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:16,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:16,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:16,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:16,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:16,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:16,898 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:16,900 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:16,900 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:16,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:16,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:16,902 INFO L229 MonitoredProcess]: Starting monitored process 20 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 16:12:16,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-03-04 16:12:16,904 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:16,904 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:16,904 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:16,904 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op3~0#1) = -2*ULTIMATE.start_test_~op3~0#1 + 1 Supporting invariants [] [2025-03-04 16:12:16,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-03-04 16:12:16,911 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:16,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:16,947 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-04 16:12:16,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-04 16:12:16,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:16,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:16,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:16,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:17,032 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-04 16:12:17,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-04 16:12:17,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:17,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:17,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:17,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:17,071 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 16:12:17,071 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-03-04 16:12:17,072 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 485 states and 854 transitions. cyclomatic complexity: 371 Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 16:12:17,129 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 485 states and 854 transitions. cyclomatic complexity: 371. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 1813 states and 3228 transitions. Complement of second has 6 states. [2025-03-04 16:12:17,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:17,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 16:12:17,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 852 transitions. [2025-03-04 16:12:17,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 852 transitions. Stem has 27 letters. Loop has 9 letters. [2025-03-04 16:12:17,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:17,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 852 transitions. Stem has 36 letters. Loop has 9 letters. [2025-03-04 16:12:17,133 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:17,133 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 852 transitions. Stem has 27 letters. Loop has 18 letters. [2025-03-04 16:12:17,134 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:17,134 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1813 states and 3228 transitions. [2025-03-04 16:12:17,146 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 431 [2025-03-04 16:12:17,160 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1813 states to 1803 states and 3212 transitions. [2025-03-04 16:12:17,160 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 471 [2025-03-04 16:12:17,161 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 473 [2025-03-04 16:12:17,161 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1803 states and 3212 transitions. [2025-03-04 16:12:17,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:17,161 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1803 states and 3212 transitions. [2025-03-04 16:12:17,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states and 3212 transitions. [2025-03-04 16:12:17,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 928. [2025-03-04 16:12:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 928 states have (on average 1.7737068965517242) internal successors, (1646), 927 states have internal predecessors, (1646), 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 16:12:17,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1646 transitions. [2025-03-04 16:12:17,185 INFO L240 hiAutomatonCegarLoop]: Abstraction has 928 states and 1646 transitions. [2025-03-04 16:12:17,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:17,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 16:12:17,185 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 16:12:17,186 INFO L87 Difference]: Start difference. First operand 928 states and 1646 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 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 16:12:17,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:17,302 INFO L93 Difference]: Finished difference Result 928 states and 1645 transitions. [2025-03-04 16:12:17,302 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 928 states and 1645 transitions. [2025-03-04 16:12:17,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:17,331 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 928 states to 928 states and 1645 transitions. [2025-03-04 16:12:17,331 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 255 [2025-03-04 16:12:17,331 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 255 [2025-03-04 16:12:17,331 INFO L73 IsDeterministic]: Start isDeterministic. Operand 928 states and 1645 transitions. [2025-03-04 16:12:17,332 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:17,332 INFO L218 hiAutomatonCegarLoop]: Abstraction has 928 states and 1645 transitions. [2025-03-04 16:12:17,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states and 1645 transitions. [2025-03-04 16:12:17,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:17,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 928. [2025-03-04 16:12:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 928 states have (on average 1.7726293103448276) internal successors, (1645), 927 states have internal predecessors, (1645), 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 16:12:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1645 transitions. [2025-03-04 16:12:17,355 INFO L240 hiAutomatonCegarLoop]: Abstraction has 928 states and 1645 transitions. [2025-03-04 16:12:17,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 16:12:17,356 INFO L432 stractBuchiCegarLoop]: Abstraction has 928 states and 1645 transitions. [2025-03-04 16:12:17,356 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-04 16:12:17,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 928 states and 1645 transitions. [2025-03-04 16:12:17,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:17,359 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:17,359 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:17,361 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, 1, 1, 1, 1] [2025-03-04 16:12:17,361 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:17,361 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2025-03-04 16:12:17,361 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == test_~op1~0#1);" "assume !(0 == test_~op2~0#1);" "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume !(0 == test_~op6~0#1);" "assume !(0 == test_~op7~0#1);" "assume 0 == test_~op8~0#1;havoc test_#t~nondet51#1;test_~tmp___2~2#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1;" "assume 0 != test_~tmp___2~2#1;test_~op8~0#1 := 1;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" [2025-03-04 16:12:17,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:17,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1043949994, now seen corresponding path program 1 times [2025-03-04 16:12:17,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:17,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233391838] [2025-03-04 16:12:17,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:17,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:17,372 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-04 16:12:17,382 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-04 16:12:17,382 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:17,382 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:17,457 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 16:12:17,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:17,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233391838] [2025-03-04 16:12:17,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233391838] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:17,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:17,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 16:12:17,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221199795] [2025-03-04 16:12:17,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:17,458 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:17,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:17,459 INFO L85 PathProgramCache]: Analyzing trace with hash -582507485, now seen corresponding path program 1 times [2025-03-04 16:12:17,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:17,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887558331] [2025-03-04 16:12:17,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:17,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:17,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-04 16:12:17,465 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-04 16:12:17,466 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:17,466 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:17,466 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:17,467 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-04 16:12:17,468 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-04 16:12:17,468 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:17,468 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:17,474 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:17,529 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:17,530 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:17,530 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:17,530 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:17,530 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:17,530 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,530 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:17,530 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:17,530 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration3_Loop [2025-03-04 16:12:17,530 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:17,530 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:17,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,620 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:17,622 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:17,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,624 INFO L229 MonitoredProcess]: Starting monitored process 21 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 16:12:17,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-03-04 16:12:17,627 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:17,627 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,645 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:17,645 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:17,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:17,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,652 INFO L229 MonitoredProcess]: Starting monitored process 22 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 16:12:17,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-03-04 16:12:17,655 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:17,655 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,672 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:17,672 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:17,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:17,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,680 INFO L229 MonitoredProcess]: Starting monitored process 23 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 16:12:17,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-03-04 16:12:17,681 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:17,681 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,698 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:17,698 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:17,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-03-04 16:12:17,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,705 INFO L229 MonitoredProcess]: Starting monitored process 24 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 16:12:17,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-03-04 16:12:17,707 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:17,707 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,723 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:17,723 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:17,732 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-04 16:12:17,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,733 INFO L229 MonitoredProcess]: Starting monitored process 25 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 16:12:17,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-03-04 16:12:17,735 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:17,735 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-03-04 16:12:17,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,753 INFO L229 MonitoredProcess]: Starting monitored process 26 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 16:12:17,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-03-04 16:12:17,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:17,755 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:17,767 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:17,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-03-04 16:12:17,774 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:17,774 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:17,774 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:17,774 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:17,774 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:17,774 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,774 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:17,774 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:17,774 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration3_Loop [2025-03-04 16:12:17,774 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:17,774 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:17,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,779 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:17,867 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:17,867 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:17,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,872 INFO L229 MonitoredProcess]: Starting monitored process 27 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 16:12:17,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-03-04 16:12:17,873 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 16:12:17,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:17,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:17,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:17,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-04 16:12:17,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,891 INFO L229 MonitoredProcess]: Starting monitored process 28 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 16:12:17,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-03-04 16:12:17,892 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 16:12:17,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,902 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:17,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,902 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:17,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,904 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:17,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-03-04 16:12:17,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,911 INFO L229 MonitoredProcess]: Starting monitored process 29 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 16:12:17,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-03-04 16:12:17,914 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 16:12:17,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,923 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:17,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,924 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:17,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:17,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-03-04 16:12:17,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,932 INFO L229 MonitoredProcess]: Starting monitored process 30 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 16:12:17,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-03-04 16:12:17,934 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 16:12:17,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,944 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,944 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:17,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,944 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:17,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:17,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-03-04 16:12:17,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,953 INFO L229 MonitoredProcess]: Starting monitored process 31 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 16:12:17,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-03-04 16:12:17,955 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 16:12:17,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,965 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:17,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:17,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,967 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:17,972 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-03-04 16:12:17,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,974 INFO L229 MonitoredProcess]: Starting monitored process 32 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 16:12:17,975 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-03-04 16:12:17,976 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 16:12:17,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:17,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:17,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:17,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:17,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:17,986 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:17,986 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:17,988 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:17,990 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:17,990 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:17,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:17,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:17,992 INFO L229 MonitoredProcess]: Starting monitored process 33 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 16:12:17,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-03-04 16:12:17,994 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:17,994 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:17,994 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:17,994 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op8~0#1) = -2*ULTIMATE.start_test_~op8~0#1 + 1 Supporting invariants [] [2025-03-04 16:12:17,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-03-04 16:12:18,000 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:18,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:18,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-04 16:12:18,076 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-04 16:12:18,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:18,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:18,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 528 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:18,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:18,117 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-03-04 16:12:18,119 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-03-04 16:12:18,119 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:18,119 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:18,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:18,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:18,173 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 16:12:18,173 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-03-04 16:12:18,173 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 928 states and 1645 transitions. cyclomatic complexity: 721 Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 16:12:18,236 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 928 states and 1645 transitions. cyclomatic complexity: 721. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 4045 states and 7218 transitions. Complement of second has 6 states. [2025-03-04 16:12:18,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 16:12:18,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 861 transitions. [2025-03-04 16:12:18,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 861 transitions. Stem has 29 letters. Loop has 11 letters. [2025-03-04 16:12:18,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:18,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 861 transitions. Stem has 40 letters. Loop has 11 letters. [2025-03-04 16:12:18,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:18,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 861 transitions. Stem has 29 letters. Loop has 22 letters. [2025-03-04 16:12:18,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:18,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 4045 states and 7218 transitions. [2025-03-04 16:12:18,263 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 431 [2025-03-04 16:12:18,285 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 4045 states to 4045 states and 7218 transitions. [2025-03-04 16:12:18,285 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 476 [2025-03-04 16:12:18,286 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 479 [2025-03-04 16:12:18,286 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4045 states and 7218 transitions. [2025-03-04 16:12:18,286 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:18,286 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4045 states and 7218 transitions. [2025-03-04 16:12:18,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4045 states and 7218 transitions. [2025-03-04 16:12:18,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4045 to 2049. [2025-03-04 16:12:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2049 states, 2049 states have (on average 1.7833089311859445) internal successors, (3654), 2048 states have internal predecessors, (3654), 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 16:12:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 3654 transitions. [2025-03-04 16:12:18,322 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2049 states and 3654 transitions. [2025-03-04 16:12:18,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:18,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 16:12:18,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 16:12:18,323 INFO L87 Difference]: Start difference. First operand 2049 states and 3654 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 16:12:18,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:18,349 INFO L93 Difference]: Finished difference Result 2049 states and 3651 transitions. [2025-03-04 16:12:18,349 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2049 states and 3651 transitions. [2025-03-04 16:12:18,358 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:18,366 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2049 states to 2049 states and 3651 transitions. [2025-03-04 16:12:18,366 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 258 [2025-03-04 16:12:18,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 258 [2025-03-04 16:12:18,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2049 states and 3651 transitions. [2025-03-04 16:12:18,367 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:18,367 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2049 states and 3651 transitions. [2025-03-04 16:12:18,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2049 states and 3651 transitions. [2025-03-04 16:12:18,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2049 to 2049. [2025-03-04 16:12:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2049 states, 2049 states have (on average 1.7818448023426061) internal successors, (3651), 2048 states have internal predecessors, (3651), 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 16:12:18,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 2049 states and 3651 transitions. [2025-03-04 16:12:18,393 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2049 states and 3651 transitions. [2025-03-04 16:12:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 16:12:18,396 INFO L432 stractBuchiCegarLoop]: Abstraction has 2049 states and 3651 transitions. [2025-03-04 16:12:18,396 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-04 16:12:18,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2049 states and 3651 transitions. [2025-03-04 16:12:18,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 216 [2025-03-04 16:12:18,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:18,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:18,402 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, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:18,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:18,402 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := 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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet44#1;test_~tmp___9~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1;" [2025-03-04 16:12:18,403 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 != test_~tmp___9~0#1);" "assume !(0 == test_~op2~0#1);" "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume 0 == test_~op6~0#1;havoc test_#t~nondet49#1;test_~tmp___4~1#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume 0 != test_~tmp___4~1#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1;" "assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1;" "havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;havoc setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1;assume { :end_inline_setClientForwardReceiver } true;" "assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume 0 == test_~op1~0#1;havoc test_#t~nondet44#1;test_~tmp___9~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1;" [2025-03-04 16:12:18,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:18,403 INFO L85 PathProgramCache]: Analyzing trace with hash -29072656, now seen corresponding path program 1 times [2025-03-04 16:12:18,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:18,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272603388] [2025-03-04 16:12:18,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:18,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:18,411 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-03-04 16:12:18,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-03-04 16:12:18,437 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:18,437 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:18,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2025-03-04 16:12:18,510 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 16:12:18,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:18,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272603388] [2025-03-04 16:12:18,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272603388] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:18,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:18,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 16:12:18,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120880713] [2025-03-04 16:12:18,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:18,510 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:18,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:18,510 INFO L85 PathProgramCache]: Analyzing trace with hash -2082408368, now seen corresponding path program 1 times [2025-03-04 16:12:18,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:18,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595645852] [2025-03-04 16:12:18,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:18,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:18,517 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-04 16:12:18,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-04 16:12:18,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:18,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:18,518 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:18,520 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-04 16:12:18,520 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-04 16:12:18,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:18,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:18,526 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:18,587 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:18,587 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:18,587 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:18,587 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:18,587 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:18,587 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,587 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:18,587 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:18,587 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration4_Loop [2025-03-04 16:12:18,587 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:18,587 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:18,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,610 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,699 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:18,701 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:18,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,703 INFO L229 MonitoredProcess]: Starting monitored process 34 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 16:12:18,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-03-04 16:12:18,705 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,716 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,716 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet44#1=0} Honda state: {ULTIMATE.start_test_#t~nondet44#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,724 INFO L229 MonitoredProcess]: Starting monitored process 35 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 16:12:18,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-03-04 16:12:18,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,735 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,735 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~rjh~0=1} Honda state: {~rjh~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,742 INFO L229 MonitoredProcess]: Starting monitored process 36 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 16:12:18,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-03-04 16:12:18,744 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,761 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,761 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-03-04 16:12:18,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,784 INFO L229 MonitoredProcess]: Starting monitored process 37 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 16:12:18,786 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,786 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-03-04 16:12:18,797 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,797 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,804 INFO L229 MonitoredProcess]: Starting monitored process 38 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 16:12:18,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-03-04 16:12:18,805 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,805 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,815 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,816 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_#in~handle#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_#in~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,823 INFO L229 MonitoredProcess]: Starting monitored process 39 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 16:12:18,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-03-04 16:12:18,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,841 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,841 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op5~0#1=4} Honda state: {ULTIMATE.start_test_~op5~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,848 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-03-04 16:12:18,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,848 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,850 INFO L229 MonitoredProcess]: Starting monitored process 40 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 16:12:18,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-03-04 16:12:18,852 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,852 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,862 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,862 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~1#1=0} Honda state: {ULTIMATE.start_test_~tmp___4~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,869 INFO L229 MonitoredProcess]: Starting monitored process 41 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 16:12:18,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-03-04 16:12:18,872 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,872 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,883 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:18,883 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_#in~value#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_#in~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:18,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,891 INFO L229 MonitoredProcess]: Starting monitored process 42 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 16:12:18,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-03-04 16:12:18,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:18,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,909 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:18,911 INFO L229 MonitoredProcess]: Starting monitored process 43 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 16:12:18,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-03-04 16:12:18,914 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:18,914 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:18,934 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:18,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:18,937 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:18,937 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:18,937 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:18,937 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:18,937 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:18,937 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:18,937 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:18,937 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:18,937 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration4_Loop [2025-03-04 16:12:18,937 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:18,937 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:18,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:18,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,035 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:19,035 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:19,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,037 INFO L229 MonitoredProcess]: Starting monitored process 44 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 16:12:19,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-03-04 16:12:19,039 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 16:12:19,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,050 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-03-04 16:12:19,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,057 INFO L229 MonitoredProcess]: Starting monitored process 45 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 16:12:19,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-03-04 16:12:19,060 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 16:12:19,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-03-04 16:12:19,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,078 INFO L229 MonitoredProcess]: Starting monitored process 46 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 16:12:19,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-03-04 16:12:19,080 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 16:12:19,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,092 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,097 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-03-04 16:12:19,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,099 INFO L229 MonitoredProcess]: Starting monitored process 47 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 16:12:19,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-03-04 16:12:19,101 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 16:12:19,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,113 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,121 INFO L229 MonitoredProcess]: Starting monitored process 48 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 16:12:19,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-03-04 16:12:19,124 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 16:12:19,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,134 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:19,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,134 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:19,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,136 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,142 INFO L229 MonitoredProcess]: Starting monitored process 49 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 16:12:19,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-03-04 16:12:19,144 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 16:12:19,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:19,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,153 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:19,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-03-04 16:12:19,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,162 INFO L229 MonitoredProcess]: Starting monitored process 50 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 16:12:19,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-03-04 16:12:19,164 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 16:12:19,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,183 INFO L229 MonitoredProcess]: Starting monitored process 51 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 16:12:19,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-03-04 16:12:19,186 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 16:12:19,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:19,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-03-04 16:12:19,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,205 INFO L229 MonitoredProcess]: Starting monitored process 52 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 16:12:19,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-03-04 16:12:19,208 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 16:12:19,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:19,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:19,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:19,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:19,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:19,218 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:19,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:19,220 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:19,222 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:19,222 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:19,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,224 INFO L229 MonitoredProcess]: Starting monitored process 53 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 16:12:19,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-03-04 16:12:19,226 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:19,226 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:19,226 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:19,226 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 16:12:19,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,233 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:19,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:19,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-03-04 16:12:19,310 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-03-04 16:12:19,311 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:19,311 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:19,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:19,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:19,351 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-03-04 16:12:19,354 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-03-04 16:12:19,354 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:19,354 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:19,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:19,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:19,409 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 16:12:19,410 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 16:12:19,410 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 2049 states and 3651 transitions. cyclomatic complexity: 1611 Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 16:12:19,446 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 2049 states and 3651 transitions. cyclomatic complexity: 1611. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 6264 states and 11181 transitions. Complement of second has 4 states. [2025-03-04 16:12:19,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 16:12:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 761 transitions. [2025-03-04 16:12:19,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 761 transitions. Stem has 32 letters. Loop has 13 letters. [2025-03-04 16:12:19,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:19,448 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 761 transitions. Stem has 45 letters. Loop has 13 letters. [2025-03-04 16:12:19,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:19,448 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 761 transitions. Stem has 32 letters. Loop has 26 letters. [2025-03-04 16:12:19,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:19,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6264 states and 11181 transitions. [2025-03-04 16:12:19,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 164 [2025-03-04 16:12:19,480 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6264 states to 1581 states and 2770 transitions. [2025-03-04 16:12:19,480 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 206 [2025-03-04 16:12:19,481 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 206 [2025-03-04 16:12:19,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1581 states and 2770 transitions. [2025-03-04 16:12:19,481 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:19,481 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1581 states and 2770 transitions. [2025-03-04 16:12:19,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states and 2770 transitions. [2025-03-04 16:12:19,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1581. [2025-03-04 16:12:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1581 states, 1581 states have (on average 1.752055660974067) internal successors, (2770), 1580 states have internal predecessors, (2770), 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 16:12:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1581 states and 2770 transitions. [2025-03-04 16:12:19,499 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1581 states and 2770 transitions. [2025-03-04 16:12:19,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:19,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 16:12:19,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 16:12:19,500 INFO L87 Difference]: Start difference. First operand 1581 states and 2770 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 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 16:12:19,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:19,581 INFO L93 Difference]: Finished difference Result 1581 states and 2769 transitions. [2025-03-04 16:12:19,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1581 states and 2769 transitions. [2025-03-04 16:12:19,587 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 164 [2025-03-04 16:12:19,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1581 states to 1581 states and 2769 transitions. [2025-03-04 16:12:19,595 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 206 [2025-03-04 16:12:19,596 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 206 [2025-03-04 16:12:19,596 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1581 states and 2769 transitions. [2025-03-04 16:12:19,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:19,596 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1581 states and 2769 transitions. [2025-03-04 16:12:19,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1581 states and 2769 transitions. [2025-03-04 16:12:19,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1581 to 1581. [2025-03-04 16:12:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1581 states, 1581 states have (on average 1.7514231499051234) internal successors, (2769), 1580 states have internal predecessors, (2769), 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 16:12:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1581 states and 2769 transitions. [2025-03-04 16:12:19,632 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1581 states and 2769 transitions. [2025-03-04 16:12:19,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 16:12:19,635 INFO L432 stractBuchiCegarLoop]: Abstraction has 1581 states and 2769 transitions. [2025-03-04 16:12:19,635 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-04 16:12:19,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1581 states and 2769 transitions. [2025-03-04 16:12:19,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-04 16:12:19,639 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 164 [2025-03-04 16:12:19,639 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:19,639 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:19,641 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, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:19,641 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:19,641 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume !(0 == test_~op1~0#1);" [2025-03-04 16:12:19,641 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == test_~op2~0#1);" "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume 0 == test_~op6~0#1;havoc test_#t~nondet49#1;test_~tmp___4~1#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume 0 != test_~tmp___4~1#1;assume { :begin_inline_rjhEnableForwarding } true;assume { :begin_inline_setClientForwardReceiver } true;setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1 := ~rjh~0, ~chuck~0;havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;setClientForwardReceiver_~handle#1 := setClientForwardReceiver_#in~handle#1;setClientForwardReceiver_~value#1 := setClientForwardReceiver_#in~value#1;" "assume 1 == setClientForwardReceiver_~handle#1;~__ste_client_forwardReceiver0~0 := setClientForwardReceiver_~value#1;" "havoc setClientForwardReceiver_~handle#1, setClientForwardReceiver_~value#1;havoc setClientForwardReceiver_#in~handle#1, setClientForwardReceiver_#in~value#1;assume { :end_inline_setClientForwardReceiver } true;" "assume { :end_inline_rjhEnableForwarding } true;test_~op6~0#1 := 1;" "assume true;" "assume test_~splverifierCounter~0#1 < 4;test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1;" "assume !(0 == test_~op1~0#1);" [2025-03-04 16:12:19,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:19,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1944555089, now seen corresponding path program 1 times [2025-03-04 16:12:19,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:19,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926315956] [2025-03-04 16:12:19,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:19,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:19,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-03-04 16:12:19,654 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-03-04 16:12:19,654 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:19,654 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:19,706 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 16:12:19,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:19,706 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926315956] [2025-03-04 16:12:19,706 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926315956] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:19,706 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:19,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-04 16:12:19,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971948326] [2025-03-04 16:12:19,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:19,707 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:19,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:19,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1373060908, now seen corresponding path program 1 times [2025-03-04 16:12:19,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:19,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662609204] [2025-03-04 16:12:19,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:19,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:19,712 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-04 16:12:19,713 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-04 16:12:19,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:19,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:19,714 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:19,715 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-04 16:12:19,716 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-04 16:12:19,716 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:19,716 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:19,719 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:19,775 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:19,776 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:19,776 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:19,776 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:19,776 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:19,776 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,776 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:19,776 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:19,776 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration5_Loop [2025-03-04 16:12:19,776 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:19,776 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:19,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:19,867 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:19,867 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:19,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,870 INFO L229 MonitoredProcess]: Starting monitored process 54 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 16:12:19,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-03-04 16:12:19,872 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,872 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:19,883 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:19,883 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_#in~value#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_#in~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:19,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,891 INFO L229 MonitoredProcess]: Starting monitored process 55 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 16:12:19,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-03-04 16:12:19,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:19,904 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:19,904 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:19,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-03-04 16:12:19,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,912 INFO L229 MonitoredProcess]: Starting monitored process 56 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 16:12:19,914 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-03-04 16:12:19,915 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,915 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:19,926 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:19,927 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet49#1=0} Honda state: {ULTIMATE.start_test_#t~nondet49#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:19,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:19,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,935 INFO L229 MonitoredProcess]: Starting monitored process 57 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 16:12:19,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-03-04 16:12:19,936 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,936 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:19,953 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:19,953 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op1~0#1=4} Honda state: {ULTIMATE.start_test_~op1~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:19,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2025-03-04 16:12:19,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,960 INFO L229 MonitoredProcess]: Starting monitored process 58 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 16:12:19,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-03-04 16:12:19,962 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,962 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:19,979 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:19,980 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op3~0#1=-1} Honda state: {ULTIMATE.start_test_~op3~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:19,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2025-03-04 16:12:19,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:19,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:19,987 INFO L229 MonitoredProcess]: Starting monitored process 59 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 16:12:19,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-03-04 16:12:19,989 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:19,989 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,006 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:20,006 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op2~0#1=4} Honda state: {ULTIMATE.start_test_~op2~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:20,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-03-04 16:12:20,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,013 INFO L229 MonitoredProcess]: Starting monitored process 60 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 16:12:20,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-03-04 16:12:20,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:20,015 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,025 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:20,025 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~rjh~0=1} Honda state: {~rjh~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:20,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:20,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,032 INFO L229 MonitoredProcess]: Starting monitored process 61 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 16:12:20,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-03-04 16:12:20,034 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:20,034 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,044 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:20,044 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~tmp___4~1#1=0} Honda state: {ULTIMATE.start_test_~tmp___4~1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:20,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-03-04 16:12:20,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,051 INFO L229 MonitoredProcess]: Starting monitored process 62 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 16:12:20,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-03-04 16:12:20,052 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:20,052 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,062 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:20,063 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientForwardReceiver_~value#1=0} Honda state: {ULTIMATE.start_setClientForwardReceiver_~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:20,069 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-03-04 16:12:20,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,072 INFO L229 MonitoredProcess]: Starting monitored process 63 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 16:12:20,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-03-04 16:12:20,074 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:20,074 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:20,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,091 INFO L229 MonitoredProcess]: Starting monitored process 64 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 16:12:20,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-03-04 16:12:20,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:20,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:20,103 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:20,108 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-03-04 16:12:20,109 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:20,109 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:20,109 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:20,109 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:20,109 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:20,109 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,109 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:20,109 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:20,109 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration5_Loop [2025-03-04 16:12:20,109 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:20,109 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:20,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:20,209 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:20,209 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:20,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,211 INFO L229 MonitoredProcess]: Starting monitored process 65 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 16:12:20,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-03-04 16:12:20,212 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 16:12:20,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,222 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:20,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,223 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:20,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,230 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-03-04 16:12:20,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,232 INFO L229 MonitoredProcess]: Starting monitored process 66 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 16:12:20,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-03-04 16:12:20,235 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 16:12:20,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,245 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:20,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:20,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-03-04 16:12:20,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,257 INFO L229 MonitoredProcess]: Starting monitored process 67 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 16:12:20,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-03-04 16:12:20,260 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 16:12:20,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,269 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:20,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:20,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,273 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-03-04 16:12:20,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,280 INFO L229 MonitoredProcess]: Starting monitored process 68 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 16:12:20,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-03-04 16:12:20,283 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 16:12:20,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,300 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:20,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,302 INFO L229 MonitoredProcess]: Starting monitored process 69 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 16:12:20,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-03-04 16:12:20,304 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 16:12:20,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-03-04 16:12:20,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,322 INFO L229 MonitoredProcess]: Starting monitored process 70 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 16:12:20,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-03-04 16:12:20,324 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 16:12:20,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2025-03-04 16:12:20,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,343 INFO L229 MonitoredProcess]: Starting monitored process 71 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 16:12:20,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-03-04 16:12:20,345 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 16:12:20,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-03-04 16:12:20,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,363 INFO L229 MonitoredProcess]: Starting monitored process 72 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 16:12:20,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-03-04 16:12:20,366 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 16:12:20,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,376 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:20,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-03-04 16:12:20,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,384 INFO L229 MonitoredProcess]: Starting monitored process 73 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 16:12:20,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-03-04 16:12:20,385 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 16:12:20,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:20,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:20,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:20,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:20,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:20,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:20,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:20,397 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:20,399 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:20,399 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:20,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:20,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:20,401 INFO L229 MonitoredProcess]: Starting monitored process 74 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 16:12:20,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2025-03-04 16:12:20,403 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:20,404 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:20,404 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:20,404 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op6~0#1) = -2*ULTIMATE.start_test_~op6~0#1 + 1 Supporting invariants [] [2025-03-04 16:12:20,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-03-04 16:12:20,412 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:20,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:20,451 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 33 statements into 1 equivalence classes. [2025-03-04 16:12:20,488 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 33 of 33 statements. [2025-03-04 16:12:20,488 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:20,488 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:20,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:20,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:20,529 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-03-04 16:12:20,531 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-03-04 16:12:20,531 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:20,531 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:20,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:20,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:20,570 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 16:12:20,570 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-03-04 16:12:20,571 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1581 states and 2769 transitions. cyclomatic complexity: 1197 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 16:12:20,618 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1581 states and 2769 transitions. cyclomatic complexity: 1197. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 6772 states and 11930 transitions. Complement of second has 6 states. [2025-03-04 16:12:20,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:20,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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 16:12:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 656 transitions. [2025-03-04 16:12:20,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 656 transitions. Stem has 33 letters. Loop has 12 letters. [2025-03-04 16:12:20,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:20,620 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 656 transitions. Stem has 45 letters. Loop has 12 letters. [2025-03-04 16:12:20,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:20,620 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 656 transitions. Stem has 33 letters. Loop has 24 letters. [2025-03-04 16:12:20,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:20,620 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 6772 states and 11930 transitions. [2025-03-04 16:12:20,639 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 317 [2025-03-04 16:12:20,667 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 6772 states to 6727 states and 11858 transitions. [2025-03-04 16:12:20,667 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 371 [2025-03-04 16:12:20,668 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374 [2025-03-04 16:12:20,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6727 states and 11858 transitions. [2025-03-04 16:12:20,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:20,669 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6727 states and 11858 transitions. [2025-03-04 16:12:20,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6727 states and 11858 transitions. [2025-03-04 16:12:20,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6727 to 3429. [2025-03-04 16:12:20,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3429 states, 3429 states have (on average 1.7620297462817147) internal successors, (6042), 3428 states have internal predecessors, (6042), 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 16:12:20,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 3429 states and 6042 transitions. [2025-03-04 16:12:20,760 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3429 states and 6042 transitions. [2025-03-04 16:12:20,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:20,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-04 16:12:20,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-04 16:12:20,761 INFO L87 Difference]: Start difference. First operand 3429 states and 6042 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 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 16:12:20,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-03-04 16:12:20,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:20,844 INFO L93 Difference]: Finished difference Result 3429 states and 6041 transitions. [2025-03-04 16:12:20,845 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3429 states and 6041 transitions. [2025-03-04 16:12:20,852 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 159 [2025-03-04 16:12:20,873 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3429 states to 3429 states and 6041 transitions. [2025-03-04 16:12:20,874 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 206 [2025-03-04 16:12:20,874 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 206 [2025-03-04 16:12:20,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3429 states and 6041 transitions. [2025-03-04 16:12:20,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:20,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3429 states and 6041 transitions. [2025-03-04 16:12:20,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3429 states and 6041 transitions. [2025-03-04 16:12:20,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3429 to 3429. [2025-03-04 16:12:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3429 states, 3429 states have (on average 1.7617381160688248) internal successors, (6041), 3428 states have internal predecessors, (6041), 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 16:12:20,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 3429 states and 6041 transitions. [2025-03-04 16:12:20,913 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3429 states and 6041 transitions. [2025-03-04 16:12:20,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-04 16:12:20,914 INFO L432 stractBuchiCegarLoop]: Abstraction has 3429 states and 6041 transitions. [2025-03-04 16:12:20,914 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-04 16:12:20,914 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3429 states and 6041 transitions. [2025-03-04 16:12:20,919 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 159 [2025-03-04 16:12:20,919 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:20,919 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:20,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:20,919 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:20,920 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := 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);" "assume !(2 == setClientPrivateKey_~handle#1);" "assume !(3 == setClientPrivateKey_~handle#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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "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~nondet45#1;test_~tmp___8~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1;" [2025-03-04 16:12:20,920 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 != test_~tmp___8~0#1);" "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume !(0 == test_~op6~0#1);" "assume 0 == test_~op7~0#1;havoc test_#t~nondet50#1;test_~tmp___3~1#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1;" "assume 0 != test_~tmp___3~1#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;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 generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1;assume { :end_inline_generateKeyPair } true;" "assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1;" "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~nondet45#1;test_~tmp___8~0#1 := test_#t~nondet45#1;havoc test_#t~nondet45#1;" [2025-03-04 16:12:20,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:20,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1237576001, now seen corresponding path program 1 times [2025-03-04 16:12:20,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:20,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442402182] [2025-03-04 16:12:20,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:20,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:20,929 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-04 16:12:20,936 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-04 16:12:20,937 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:20,937 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:20,983 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 16:12:20,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:20,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442402182] [2025-03-04 16:12:20,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442402182] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:20,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:20,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-04 16:12:20,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140839440] [2025-03-04 16:12:20,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:20,985 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:20,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:20,985 INFO L85 PathProgramCache]: Analyzing trace with hash -232442537, now seen corresponding path program 1 times [2025-03-04 16:12:20,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:20,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606377703] [2025-03-04 16:12:20,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:20,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:20,990 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-04 16:12:20,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-04 16:12:20,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:20,992 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:20,992 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:20,993 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-04 16:12:20,994 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-04 16:12:20,994 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:20,994 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:20,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:21,075 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:21,075 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:21,075 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:21,075 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:21,075 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:21,076 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,076 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:21,076 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:21,076 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration6_Loop [2025-03-04 16:12:21,076 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:21,076 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:21,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,202 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:21,202 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:21,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,205 INFO L229 MonitoredProcess]: Starting monitored process 75 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 16:12:21,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2025-03-04 16:12:21,207 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,207 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,220 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,221 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_#in~handle#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_#in~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:21,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,229 INFO L229 MonitoredProcess]: Starting monitored process 76 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 16:12:21,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2025-03-04 16:12:21,231 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,231 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,242 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,243 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_generateKeyPair_~seed#1=0} Honda state: {ULTIMATE.start_generateKeyPair_~seed#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:21,248 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,250 INFO L229 MonitoredProcess]: Starting monitored process 77 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 16:12:21,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2025-03-04 16:12:21,253 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,253 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,263 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,263 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_~handle#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:21,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,271 INFO L229 MonitoredProcess]: Starting monitored process 78 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 16:12:21,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2025-03-04 16:12:21,275 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,275 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,286 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,286 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~rjh~0=1} Honda state: {~rjh~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:21,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,294 INFO L229 MonitoredProcess]: Starting monitored process 79 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 16:12:21,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2025-03-04 16:12:21,297 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,297 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,309 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,309 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 16:12:21,315 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2025-03-04 16:12:21,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,317 INFO L229 MonitoredProcess]: Starting monitored process 80 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 16:12:21,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2025-03-04 16:12:21,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,330 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:21,331 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~__ste_client_privateKey0~0=666} Honda state: {~__ste_client_privateKey0~0=666} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:21,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,338 INFO L229 MonitoredProcess]: Starting monitored process 81 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 16:12:21,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2025-03-04 16:12:21,341 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:21,342 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,360 INFO L229 MonitoredProcess]: Starting monitored process 82 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 16:12:21,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2025-03-04 16:12:21,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:21,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:21,378 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:21,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2025-03-04 16:12:21,385 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:21,385 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:21,385 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:21,385 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:21,385 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:21,385 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,385 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:21,385 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:21,385 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration6_Loop [2025-03-04 16:12:21,385 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:21,385 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:21,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,418 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:21,515 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:21,515 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:21,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,517 INFO L229 MonitoredProcess]: Starting monitored process 83 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 16:12:21,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2025-03-04 16:12:21,520 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 16:12:21,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,532 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:21,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2025-03-04 16:12:21,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,540 INFO L229 MonitoredProcess]: Starting monitored process 84 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 16:12:21,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2025-03-04 16:12:21,542 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 16:12:21,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,552 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:21,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2025-03-04 16:12:21,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,560 INFO L229 MonitoredProcess]: Starting monitored process 85 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 16:12:21,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2025-03-04 16:12:21,562 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 16:12:21,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:21,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2025-03-04 16:12:21,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,580 INFO L229 MonitoredProcess]: Starting monitored process 86 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 16:12:21,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2025-03-04 16:12:21,582 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 16:12:21,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:21,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:21,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,601 INFO L229 MonitoredProcess]: Starting monitored process 87 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 16:12:21,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2025-03-04 16:12:21,602 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 16:12:21,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,615 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:21,620 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2025-03-04 16:12:21,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,622 INFO L229 MonitoredProcess]: Starting monitored process 88 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 16:12:21,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2025-03-04 16:12:21,624 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 16:12:21,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:21,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:21,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:21,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:21,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:21,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:21,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:21,636 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:21,637 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:21,638 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:21,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:21,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:21,639 INFO L229 MonitoredProcess]: Starting monitored process 89 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 16:12:21,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2025-03-04 16:12:21,642 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:21,642 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:21,642 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:21,642 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op7~0#1) = -2*ULTIMATE.start_test_~op7~0#1 + 1 Supporting invariants [] [2025-03-04 16:12:21,647 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2025-03-04 16:12:21,648 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:21,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:21,679 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-04 16:12:21,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-04 16:12:21,715 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:21,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:21,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:21,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:21,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-03-04 16:12:21,764 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-03-04 16:12:21,765 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:21,765 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:21,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:21,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:21,808 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 16:12:21,808 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-03-04 16:12:21,808 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 3429 states and 6041 transitions. cyclomatic complexity: 2632 Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 16:12:21,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2025-03-04 16:12:21,926 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 3429 states and 6041 transitions. cyclomatic complexity: 2632. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 17419 states and 30750 transitions. Complement of second has 6 states. [2025-03-04 16:12:21,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 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 16:12:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 948 transitions. [2025-03-04 16:12:21,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 948 transitions. Stem has 35 letters. Loop has 15 letters. [2025-03-04 16:12:21,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:21,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 948 transitions. Stem has 50 letters. Loop has 15 letters. [2025-03-04 16:12:21,928 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:21,928 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 948 transitions. Stem has 35 letters. Loop has 30 letters. [2025-03-04 16:12:21,929 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:21,929 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17419 states and 30750 transitions. [2025-03-04 16:12:21,984 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 463 [2025-03-04 16:12:22,048 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17419 states to 17299 states and 30570 transitions. [2025-03-04 16:12:22,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 537 [2025-03-04 16:12:22,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 539 [2025-03-04 16:12:22,049 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17299 states and 30570 transitions. [2025-03-04 16:12:22,049 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:22,049 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17299 states and 30570 transitions. [2025-03-04 16:12:22,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17299 states and 30570 transitions. [2025-03-04 16:12:22,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17299 to 10185. [2025-03-04 16:12:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10185 states, 10185 states have (on average 1.7661266568483063) internal successors, (17988), 10184 states have internal predecessors, (17988), 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 16:12:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10185 states to 10185 states and 17988 transitions. [2025-03-04 16:12:22,227 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10185 states and 17988 transitions. [2025-03-04 16:12:22,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:22,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-04 16:12:22,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-04 16:12:22,227 INFO L87 Difference]: Start difference. First operand 10185 states and 17988 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 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 16:12:22,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:22,296 INFO L93 Difference]: Finished difference Result 10185 states and 17987 transitions. [2025-03-04 16:12:22,296 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10185 states and 17987 transitions. [2025-03-04 16:12:22,322 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 311 [2025-03-04 16:12:22,354 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10185 states to 10185 states and 17987 transitions. [2025-03-04 16:12:22,355 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 370 [2025-03-04 16:12:22,355 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 370 [2025-03-04 16:12:22,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10185 states and 17987 transitions. [2025-03-04 16:12:22,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:22,356 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10185 states and 17987 transitions. [2025-03-04 16:12:22,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10185 states and 17987 transitions. [2025-03-04 16:12:22,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10185 to 10185. [2025-03-04 16:12:22,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10185 states, 10185 states have (on average 1.766028473244968) internal successors, (17987), 10184 states have internal predecessors, (17987), 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 16:12:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10185 states to 10185 states and 17987 transitions. [2025-03-04 16:12:22,537 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10185 states and 17987 transitions. [2025-03-04 16:12:22,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-04 16:12:22,538 INFO L432 stractBuchiCegarLoop]: Abstraction has 10185 states and 17987 transitions. [2025-03-04 16:12:22,538 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-04 16:12:22,538 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10185 states and 17987 transitions. [2025-03-04 16:12:22,554 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 311 [2025-03-04 16:12:22,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-04 16:12:22,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-04 16:12:22,554 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:22,555 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-04 16:12:22,555 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(29, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(10, 4);call #Ultimate.allocInit(12, 5);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(18, 7);call #Ultimate.allocInit(13, 8);call #Ultimate.allocInit(16, 9);call #Ultimate.allocInit(25, 10);call #Ultimate.allocInit(4, 11);call write~init~int#2(37, 11, 0, 1);call write~init~int#2(115, 11, 1, 1);call write~init~int#2(10, 11, 2, 1);call write~init~int#2(0, 11, 3, 1);call #Ultimate.allocInit(20, 12);call #Ultimate.allocInit(9, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(11, 15);call #Ultimate.allocInit(4, 16);call write~init~int#3(37, 16, 0, 1);call write~init~int#3(100, 16, 1, 1);call write~init~int#3(10, 16, 2, 1);call write~init~int#3(0, 16, 3, 1);call #Ultimate.allocInit(4, 17);call write~init~int#1(37, 17, 0, 1);call write~init~int#1(100, 17, 1, 1);call write~init~int#1(10, 17, 2, 1);call write~init~int#1(0, 17, 3, 1);call #Ultimate.allocInit(30, 18);call #Ultimate.allocInit(9, 19);call #Ultimate.allocInit(21, 20);call #Ultimate.allocInit(30, 21);call #Ultimate.allocInit(9, 22);call #Ultimate.allocInit(21, 23);call #Ultimate.allocInit(30, 24);call #Ultimate.allocInit(9, 25);call #Ultimate.allocInit(25, 26);call #Ultimate.allocInit(30, 27);call #Ultimate.allocInit(9, 28);call #Ultimate.allocInit(25, 29);~__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;~__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;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~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~ret63#1, main_~retValue_acc~37#1, main_~tmp~17#1;havoc main_~retValue_acc~37#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~42#1;havoc valid_product_~retValue_acc~42#1;valid_product_~retValue_acc~42#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~42#1;" "main_#t~ret63#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~42#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret63#1;havoc main_#t~ret63#1;" "assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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 := 13, 0;havoc setup_#t~ret60#1;havoc setup_#t~ret60#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);" "assume 2 == setClientId_~handle#1;~__ste_client_idCounter1~0 := 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);" "assume 2 == setClientPrivateKey_~handle#1;~__ste_client_privateKey1~0 := 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 := 14, 0;havoc setup_#t~ret61#1;havoc setup_#t~ret61#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);" "assume !(2 == setClientId_~handle#1);" "assume 3 == setClientId_~handle#1;~__ste_client_idCounter2~0 := 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);" "assume !(2 == setClientPrivateKey_~handle#1);" "assume 3 == setClientPrivateKey_~handle#1;~__ste_client_privateKey2~0 := 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 := 15, 0;havoc setup_#t~ret62#1;havoc setup_#t~ret62#1;" "havoc setup_#t~ret60#1, setup_#t~ret61#1, setup_#t~ret62#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~nondet44#1, test_#t~nondet45#1, test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_#t~nondet52#1, test_#t~nondet53#1, test_#t~nondet54#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~15#1, test_~tmp___0~4#1, test_~tmp___1~3#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~15#1;havoc test_~tmp___0~4#1;havoc test_~tmp___1~3#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;" "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);" [2025-03-04 16:12:22,555 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == test_~op3~0#1);" "assume !(0 == test_~op4~0#1);" "assume !(0 == test_~op5~0#1);" "assume !(0 == test_~op6~0#1);" "assume 0 == test_~op7~0#1;havoc test_#t~nondet50#1;test_~tmp___3~1#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1;" "assume 0 != test_~tmp___3~1#1;assume { :begin_inline_rjhKeyChange } true;assume { :begin_inline_generateKeyPair } true;generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1 := ~rjh~0, 666;havoc generateKeyPair_~client#1, generateKeyPair_~seed#1;generateKeyPair_~client#1 := generateKeyPair_#in~client#1;generateKeyPair_~seed#1 := generateKeyPair_#in~seed#1;assume { :begin_inline_setClientPrivateKey } true;setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1 := generateKeyPair_~client#1, generateKeyPair_~seed#1;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 generateKeyPair_~client#1, generateKeyPair_~seed#1;havoc generateKeyPair_#in~client#1, generateKeyPair_#in~seed#1;assume { :end_inline_generateKeyPair } true;" "assume { :end_inline_rjhKeyChange } true;test_~op7~0#1 := 1;" "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);" [2025-03-04 16:12:22,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:22,555 INFO L85 PathProgramCache]: Analyzing trace with hash -505233963, now seen corresponding path program 1 times [2025-03-04 16:12:22,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:22,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385939404] [2025-03-04 16:12:22,555 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:22,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:22,563 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-04 16:12:22,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-04 16:12:22,568 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:22,568 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:22,595 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 16:12:22,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-04 16:12:22,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385939404] [2025-03-04 16:12:22,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385939404] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-04 16:12:22,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-04 16:12:22,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-04 16:12:22,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334240904] [2025-03-04 16:12:22,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-04 16:12:22,596 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-04 16:12:22,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:22,596 INFO L85 PathProgramCache]: Analyzing trace with hash 832552470, now seen corresponding path program 1 times [2025-03-04 16:12:22,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-04 16:12:22,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552493837] [2025-03-04 16:12:22,597 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-04 16:12:22,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-04 16:12:22,600 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 16:12:22,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 16:12:22,601 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:22,601 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:22,601 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-04 16:12:22,603 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 16:12:22,603 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 16:12:22,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:22,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-04 16:12:22,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-04 16:12:22,681 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:22,681 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:22,681 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:22,681 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:22,681 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-04 16:12:22,681 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,682 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:22,682 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:22,682 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration7_Loop [2025-03-04 16:12:22,682 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:22,682 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:22,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,795 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:22,795 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-04 16:12:22,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,797 INFO L229 MonitoredProcess]: Starting monitored process 90 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 16:12:22,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2025-03-04 16:12:22,800 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,800 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,817 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:22,817 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op6~0#1=-1} Honda state: {ULTIMATE.start_test_~op6~0#1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:22,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:22,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,824 INFO L229 MonitoredProcess]: Starting monitored process 91 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 16:12:22,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2025-03-04 16:12:22,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,837 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:22,837 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~rjh~0=1} Honda state: {~rjh~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:22,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2025-03-04 16:12:22,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,845 INFO L229 MonitoredProcess]: Starting monitored process 92 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 16:12:22,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2025-03-04 16:12:22,846 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,846 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,857 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:22,857 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_~value#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_~value#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:22,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2025-03-04 16:12:22,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,864 INFO L229 MonitoredProcess]: Starting monitored process 93 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 16:12:22,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2025-03-04 16:12:22,866 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,866 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,883 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:22,883 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_~op4~0#1=4} Honda state: {ULTIMATE.start_test_~op4~0#1=4} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:22,888 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2025-03-04 16:12:22,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,890 INFO L229 MonitoredProcess]: Starting monitored process 94 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 16:12:22,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2025-03-04 16:12:22,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,901 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-04 16:12:22,901 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_setClientPrivateKey_#in~handle#1=0} Honda state: {ULTIMATE.start_setClientPrivateKey_#in~handle#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-03-04 16:12:22,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2025-03-04 16:12:22,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,908 INFO L229 MonitoredProcess]: Starting monitored process 95 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 16:12:22,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2025-03-04 16:12:22,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-04 16:12:22,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,925 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2025-03-04 16:12:22,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:22,927 INFO L229 MonitoredProcess]: Starting monitored process 96 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 16:12:22,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2025-03-04 16:12:22,930 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-04 16:12:22,930 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-04 16:12:22,955 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-04 16:12:22,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2025-03-04 16:12:22,959 INFO L204 LassoAnalysis]: Preferences: [2025-03-04 16:12:22,959 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-04 16:12:22,959 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-04 16:12:22,959 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-04 16:12:22,959 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-04 16:12:22,959 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:22,959 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-04 16:12:22,959 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-04 16:12:22,959 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec27_product24.cil.c_Iteration7_Loop [2025-03-04 16:12:22,959 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-04 16:12:22,959 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-04 16:12:22,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:22,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-04 16:12:23,052 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-04 16:12:23,053 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-04 16:12:23,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,055 INFO L229 MonitoredProcess]: Starting monitored process 97 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 16:12:23,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2025-03-04 16:12:23,057 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 16:12:23,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,066 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:23,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:23,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,068 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:23,073 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:23,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,075 INFO L229 MonitoredProcess]: Starting monitored process 98 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 16:12:23,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2025-03-04 16:12:23,078 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 16:12:23,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:23,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:23,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:23,094 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:23,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,096 INFO L229 MonitoredProcess]: Starting monitored process 99 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 16:12:23,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2025-03-04 16:12:23,098 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 16:12:23,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,107 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-04 16:12:23,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,108 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-04 16:12:23,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,109 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:23,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2025-03-04 16:12:23,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,116 INFO L229 MonitoredProcess]: Starting monitored process 100 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 16:12:23,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2025-03-04 16:12:23,118 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 16:12:23,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:23,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:23,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:23,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2025-03-04 16:12:23,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,135 INFO L229 MonitoredProcess]: Starting monitored process 101 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 16:12:23,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2025-03-04 16:12:23,137 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 16:12:23,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:23,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:23,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-04 16:12:23,152 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2025-03-04 16:12:23,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,153 INFO L229 MonitoredProcess]: Starting monitored process 102 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 16:12:23,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2025-03-04 16:12:23,156 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 16:12:23,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-04 16:12:23,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-04 16:12:23,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-04 16:12:23,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-04 16:12:23,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-04 16:12:23,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-04 16:12:23,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-04 16:12:23,167 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-04 16:12:23,168 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-03-04 16:12:23,169 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-03-04 16:12:23,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-04 16:12:23,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-04 16:12:23,170 INFO L229 MonitoredProcess]: Starting monitored process 103 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 16:12:23,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2025-03-04 16:12:23,172 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-04 16:12:23,172 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-03-04 16:12:23,172 INFO L474 LassoAnalysis]: Proved termination. [2025-03-04 16:12:23,172 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 16:12:23,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2025-03-04 16:12:23,177 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-03-04 16:12:23,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-04 16:12:23,205 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-04 16:12:23,244 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-04 16:12:23,244 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:23,244 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:23,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-04 16:12:23,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:23,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-03-04 16:12:23,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-03-04 16:12:23,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-04 16:12:23,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-04 16:12:23,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-03-04 16:12:23,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-04 16:12:23,336 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 16:12:23,336 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 16:12:23,337 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10185 states and 17987 transitions. cyclomatic complexity: 7863 Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 16:12:23,413 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10185 states and 17987 transitions. cyclomatic complexity: 7863. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 30616 states and 54245 transitions. Complement of second has 4 states. [2025-03-04 16:12:23,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-03-04 16:12:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 16:12:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 660 transitions. [2025-03-04 16:12:23,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 660 transitions. Stem has 35 letters. Loop has 14 letters. [2025-03-04 16:12:23,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:23,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 660 transitions. Stem has 49 letters. Loop has 14 letters. [2025-03-04 16:12:23,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:23,464 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 660 transitions. Stem has 35 letters. Loop has 28 letters. [2025-03-04 16:12:23,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-04 16:12:23,464 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30616 states and 54245 transitions. [2025-03-04 16:12:23,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2025-03-04 16:12:23,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 153 [2025-03-04 16:12:23,564 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30616 states to 7217 states and 12688 transitions. [2025-03-04 16:12:23,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 209 [2025-03-04 16:12:23,564 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 209 [2025-03-04 16:12:23,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7217 states and 12688 transitions. [2025-03-04 16:12:23,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-04 16:12:23,565 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7217 states and 12688 transitions. [2025-03-04 16:12:23,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7217 states and 12688 transitions. [2025-03-04 16:12:23,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7217 to 7217. [2025-03-04 16:12:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7217 states, 7217 states have (on average 1.7580712207288347) internal successors, (12688), 7216 states have internal predecessors, (12688), 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 16:12:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7217 states to 7217 states and 12688 transitions. [2025-03-04 16:12:23,631 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7217 states and 12688 transitions. [2025-03-04 16:12:23,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-04 16:12:23,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-04 16:12:23,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-04 16:12:23,632 INFO L87 Difference]: Start difference. First operand 7217 states and 12688 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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 16:12:23,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-04 16:12:23,633 INFO L93 Difference]: Finished difference Result 43 states and 50 transitions. [2025-03-04 16:12:23,633 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 50 transitions. [2025-03-04 16:12:23,633 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 16:12:23,633 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 0 states and 0 transitions. [2025-03-04 16:12:23,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-03-04 16:12:23,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-03-04 16:12:23,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-03-04 16:12:23,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-04 16:12:23,633 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:23,633 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:23,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-04 16:12:23,634 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-04 16:12:23,634 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-04 16:12:23,634 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-03-04 16:12:23,634 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-03-04 16:12:23,634 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-03-04 16:12:23,640 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 04.03 04:12:23 BoogieIcfgContainer [2025-03-04 16:12:23,640 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-04 16:12:23,641 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-04 16:12:23,641 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-04 16:12:23,641 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-04 16:12:23,641 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 04.03 04:12:14" (3/4) ... [2025-03-04 16:12:23,642 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-03-04 16:12:23,643 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-04 16:12:23,643 INFO L158 Benchmark]: Toolchain (without parser) took 11171.88ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 122.0MB in the beginning and 136.4MB in the end (delta: -14.4MB). Peak memory consumption was 243.0MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,644 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-04 16:12:23,644 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.42ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 84.3MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,644 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.65ms. Allocated memory is still 167.8MB. Free memory was 84.3MB in the beginning and 74.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,645 INFO L158 Benchmark]: Boogie Preprocessor took 108.68ms. Allocated memory is still 167.8MB. Free memory was 74.4MB in the beginning and 65.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,645 INFO L158 Benchmark]: IcfgBuilder took 1453.45ms. Allocated memory is still 167.8MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 96.9kB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,645 INFO L158 Benchmark]: BuchiAutomizer took 8966.99ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 65.2MB in the beginning and 136.4MB in the end (delta: -71.2MB). Peak memory consumption was 173.0MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,646 INFO L158 Benchmark]: Witness Printer took 2.25ms. Allocated memory is still 419.4MB. Free memory was 136.4MB in the beginning and 136.4MB in the end (delta: 41.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-04 16:12:23,646 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 116.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.42ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 84.3MB in the end (delta: 37.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.65ms. Allocated memory is still 167.8MB. Free memory was 84.3MB in the beginning and 74.4MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.68ms. Allocated memory is still 167.8MB. Free memory was 74.4MB in the beginning and 65.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 1453.45ms. Allocated memory is still 167.8MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 96.9kB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 8966.99ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 65.2MB in the beginning and 136.4MB in the end (delta: -71.2MB). Peak memory consumption was 173.0MB. Max. memory is 16.1GB. * Witness Printer took 2.25ms. Allocated memory is still 419.4MB. Free memory was 136.4MB in the beginning and 136.4MB in the end (delta: 41.0kB). Peak memory consumption was 8.4MB. 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,"Email.i","") [48] - GenericResultAtLocation [Line: 167]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [167] - GenericResultAtLocation [Line: 571]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"VerifyForward_spec.i","") [571] - GenericResultAtLocation [Line: 605]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [605] - GenericResultAtLocation [Line: 622]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [622] - GenericResultAtLocation [Line: 1701]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [1701] - GenericResultAtLocation [Line: 2026]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [2026] - GenericResultAtLocation [Line: 2255]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2255] - GenericResultAtLocation [Line: 2543]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2543] - GenericResultAtLocation [Line: 2909]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [2909] - GenericResultAtLocation [Line: 2918]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [2918] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 14 terminating modules (7 trivial, 7 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * op2) + 1) and consists of 6 locations. One deterministic module has affine ranking function (((long long) -2 * op3) + 1) and consists of 4 locations. One deterministic module has affine ranking function (1 + ((long long) -2 * op8)) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -2 * op6) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * op7) + 1) and consists of 4 locations. One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 3 locations. 7 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.9s and 8 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. Construction of modules took 0.2s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 13. Automata minimization 0.8s AutomataMinimizationTime, 13 MinimizatonAttempts, 13724 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [7, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6493 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6486 mSDsluCounter, 20848 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12047 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 510 IncrementalHoareTripleChecker+Invalid, 543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 8801 mSDtfsCounter, 510 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT7 lasso0 LassoPreprocessingBenchmarks: Lassos: inital40 mio100 ax100 hnf100 lsp26 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 38 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 7 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s 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 16:12:23,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE