./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 619b5b07f7bee6d460265c38ff6f46d0f3c88b87f6fc28a24021d9529c74e42f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:47:15,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:47:16,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:47:16,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:47:16,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:47:16,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:47:16,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:47:16,071 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:47:16,074 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:47:16,074 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:47:16,075 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:47:16,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:47:16,076 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:47:16,076 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:47:16,077 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:47:16,077 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:47:16,078 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:47:16,078 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:47:16,078 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:47:16,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:47:16,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:47:16,080 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:47:16,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:47:16,081 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:47:16,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:47:16,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:47:16,082 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:47:16,082 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 619b5b07f7bee6d460265c38ff6f46d0f3c88b87f6fc28a24021d9529c74e42f [2024-11-13 15:47:16,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:47:16,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:47:16,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:47:16,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:47:16,529 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:47:16,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/product-lines/email_spec4_product28.cil.c Unable to find full path for "g++" [2024-11-13 15:47:19,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:47:19,716 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:47:19,717 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/sv-benchmarks/c/product-lines/email_spec4_product28.cil.c [2024-11-13 15:47:19,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/data/5c713967c/ec073e13365a46218513488910444ece/FLAG61a167be6 [2024-11-13 15:47:19,805 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/data/5c713967c/ec073e13365a46218513488910444ece [2024-11-13 15:47:19,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:47:19,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:47:19,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:47:19,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:47:19,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:47:19,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:47:19" (1/1) ... [2024-11-13 15:47:19,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e9e6bed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:19, skipping insertion in model container [2024-11-13 15:47:19,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:47:19" (1/1) ... [2024-11-13 15:47:19,947 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:47:21,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:47:21,172 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:47:21,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] [2024-11-13 15:47:21,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [97] [2024-11-13 15:47:21,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [445] [2024-11-13 15:47:21,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [454] [2024-11-13 15:47:21,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [471] [2024-11-13 15:47:21,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [871] [2024-11-13 15:47:21,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1092] [2024-11-13 15:47:21,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2167] [2024-11-13 15:47:21,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2303] [2024-11-13 15:47:21,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [2568] [2024-11-13 15:47:21,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2595] [2024-11-13 15:47:21,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:47:21,515 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:47:21,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21 WrapperNode [2024-11-13 15:47:21,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:47:21,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:47:21,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:47:21,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:47:21,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,677 INFO L138 Inliner]: procedures = 128, calls = 197, calls flagged for inlining = 122, calls inlined = 147, statements flattened = 2238 [2024-11-13 15:47:21,678 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:47:21,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:47:21,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:47:21,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:47:21,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,703 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,746 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]. [2024-11-13 15:47:21,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,746 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,871 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:47:21,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:47:21,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:47:21,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:47:21,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (1/1) ... [2024-11-13 15:47:21,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:21,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:21,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:21,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:47:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:47:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:47:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 15:47:22,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 15:47:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-13 15:47:22,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:47:22,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:47:22,407 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:47:22,408 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:47:25,171 INFO L? ?]: Removed 1267 outVars from TransFormulas that were not future-live. [2024-11-13 15:47:25,172 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:47:25,203 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:47:25,204 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:47:25,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:47:25 BoogieIcfgContainer [2024-11-13 15:47:25,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:47:25,206 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:47:25,206 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:47:25,212 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:47:25,213 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:47:25,214 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:47:19" (1/3) ... [2024-11-13 15:47:25,215 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ca58770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:47:25, skipping insertion in model container [2024-11-13 15:47:25,215 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:47:25,216 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:47:21" (2/3) ... [2024-11-13 15:47:25,216 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@ca58770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:47:25, skipping insertion in model container [2024-11-13 15:47:25,216 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:47:25,216 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:47:25" (3/3) ... [2024-11-13 15:47:25,218 INFO L333 chiAutomizerObserver]: Analyzing ICFG email_spec4_product28.cil.c [2024-11-13 15:47:25,333 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:47:25,333 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:47:25,334 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:47:25,334 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:47:25,334 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:47:25,334 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:47:25,334 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:47:25,334 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:47:25,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 521 states, 520 states have (on average 1.6942307692307692) internal successors, (881), 520 states have internal predecessors, (881), 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) [2024-11-13 15:47:25,411 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2024-11-13 15:47:25,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:47:25,412 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:47:25,424 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] [2024-11-13 15:47:25,424 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 15:47:25,424 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 15:47:25,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 521 states, 520 states have (on average 1.6942307692307692) internal successors, (881), 520 states have internal predecessors, (881), 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) [2024-11-13 15:47:25,446 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2024-11-13 15:47:25,446 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:47:25,447 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:47:25,449 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] [2024-11-13 15:47:25,449 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 15:47:25,458 INFO L745 eck$LassoCheckResult]: Stem: 151#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(28, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(20, 4);call #Ultimate.allocInit(4, 5);call write~init~int#3(37, 5, 0, 1);call write~init~int#3(115, 5, 1, 1);call write~init~int#3(10, 5, 2, 1);call write~init~int#3(0, 5, 3, 1);call #Ultimate.allocInit(10, 6);call #Ultimate.allocInit(12, 7);call #Ultimate.allocInit(10, 8);call #Ultimate.allocInit(18, 9);call #Ultimate.allocInit(16, 10);call #Ultimate.allocInit(21, 11);call #Ultimate.allocInit(13, 12);call #Ultimate.allocInit(16, 13);call #Ultimate.allocInit(25, 14);call #Ultimate.allocInit(9, 15);call #Ultimate.allocInit(9, 16);call #Ultimate.allocInit(11, 17);call #Ultimate.allocInit(4, 18);call write~init~int#1(37, 18, 0, 1);call write~init~int#1(100, 18, 1, 1);call write~init~int#1(10, 18, 2, 1);call write~init~int#1(0, 18, 3, 1);call #Ultimate.allocInit(4, 19);call write~init~int#2(37, 19, 0, 1);call write~init~int#2(100, 19, 1, 1);call write~init~int#2(10, 19, 2, 1);call write~init~int#2(0, 19, 3, 1);call #Ultimate.allocInit(30, 20);call #Ultimate.allocInit(9, 21);call #Ultimate.allocInit(21, 22);call #Ultimate.allocInit(30, 23);call #Ultimate.allocInit(9, 24);call #Ultimate.allocInit(21, 25);call #Ultimate.allocInit(30, 26);call #Ultimate.allocInit(9, 27);call #Ultimate.allocInit(25, 28);call #Ultimate.allocInit(30, 29);call #Ultimate.allocInit(9, 30);call #Ultimate.allocInit(25, 31);~__SELECTED_FEATURE_Base~0 := 0;~__SELECTED_FEATURE_Keys~0 := 0;~__SELECTED_FEATURE_Encrypt~0 := 0;~__SELECTED_FEATURE_AutoResponder~0 := 0;~__SELECTED_FEATURE_AddressBook~0 := 0;~__SELECTED_FEATURE_Sign~0 := 0;~__SELECTED_FEATURE_Forward~0 := 0;~__SELECTED_FEATURE_Verify~0 := 0;~__SELECTED_FEATURE_Decrypt~0 := 0;~__GUIDSL_ROOT_PRODUCTION~0 := 0;~__GUIDSL_NON_TERMINAL_main~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 427#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet67#1, main_#t~ret68#1, main_~retValue_acc~40#1, main_~tmp~17#1;havoc main_#t~nondet67#1;main_~retValue_acc~40#1 := main_#t~nondet67#1;havoc main_#t~nondet67#1;havoc main_~tmp~17#1;assume { :begin_inline_select_helpers } true; 285#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 493#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 80#valid_product_returnLabel#1true main_#t~ret68#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~17#1 := main_#t~ret68#1;havoc main_#t~ret68#1; 424#L2445true assume 0 != main_~tmp~17#1;assume { :begin_inline_setup } true;havoc setup_#t~ret64#1, setup_#t~ret65#1, setup_#t~ret66#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;havoc setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset;havoc setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset;havoc setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;~bob~0 := 1;assume { :begin_inline_setup_bob } true;setup_bob_#in~bob___0#1 := ~bob~0;havoc setup_bob_~bob___0#1;setup_bob_~bob___0#1 := setup_bob_#in~bob___0#1;assume { :begin_inline_setup_bob__wrappee__Base } true;setup_bob__wrappee__Base_#in~bob___0#1 := setup_bob_~bob___0#1;havoc setup_bob__wrappee__Base_~bob___0#1;setup_bob__wrappee__Base_~bob___0#1 := setup_bob__wrappee__Base_#in~bob___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_bob__wrappee__Base_~bob___0#1, setup_bob__wrappee__Base_~bob___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 65#L2151true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 176#L2157-2true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 277#setup_bob__wrappee__Base_returnLabel#1true 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; 200#L1716true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 305#L1722-2true havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true; 498#setup_bob_returnLabel#1true havoc setup_bob_~bob___0#1;havoc setup_bob_#in~bob___0#1;assume { :end_inline_setup_bob } true;setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset := 15, 0;havoc setup_#t~ret64#1;havoc setup_#t~ret64#1;~rjh~0 := 2;assume { :begin_inline_setup_rjh } true;setup_rjh_#in~rjh___0#1 := ~rjh~0;havoc setup_rjh_~rjh___0#1;setup_rjh_~rjh___0#1 := setup_rjh_#in~rjh___0#1;assume { :begin_inline_setup_rjh__wrappee__Base } true;setup_rjh__wrappee__Base_#in~rjh___0#1 := setup_rjh_~rjh___0#1;havoc setup_rjh__wrappee__Base_~rjh___0#1;setup_rjh__wrappee__Base_~rjh___0#1 := setup_rjh__wrappee__Base_#in~rjh___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_rjh__wrappee__Base_~rjh___0#1, setup_rjh__wrappee__Base_~rjh___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 310#L2151-2true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 420#L2157-5true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 377#setup_rjh__wrappee__Base_returnLabel#1true 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; 77#L1716-2true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 224#L1722-5true havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true; 363#setup_rjh_returnLabel#1true havoc setup_rjh_~rjh___0#1;havoc setup_rjh_#in~rjh___0#1;assume { :end_inline_setup_rjh } true;setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset := 16, 0;havoc setup_#t~ret65#1;havoc setup_#t~ret65#1;~chuck~0 := 3;assume { :begin_inline_setup_chuck } true;setup_chuck_#in~chuck___0#1 := ~chuck~0;havoc setup_chuck_~chuck___0#1;setup_chuck_~chuck___0#1 := setup_chuck_#in~chuck___0#1;assume { :begin_inline_setup_chuck__wrappee__Base } true;setup_chuck__wrappee__Base_#in~chuck___0#1 := setup_chuck_~chuck___0#1;havoc setup_chuck__wrappee__Base_~chuck___0#1;setup_chuck__wrappee__Base_~chuck___0#1 := setup_chuck__wrappee__Base_#in~chuck___0#1;assume { :begin_inline_setClientId } true;setClientId_#in~handle#1, setClientId_#in~value#1 := setup_chuck__wrappee__Base_~chuck___0#1, setup_chuck__wrappee__Base_~chuck___0#1;havoc setClientId_~handle#1, setClientId_~value#1;setClientId_~handle#1 := setClientId_#in~handle#1;setClientId_~value#1 := setClientId_#in~value#1; 195#L2151-4true assume 1 == setClientId_~handle#1;~__ste_client_idCounter0~0 := setClientId_~value#1; 97#L2157-8true havoc setClientId_~handle#1, setClientId_~value#1;havoc setClientId_#in~handle#1, setClientId_#in~value#1;assume { :end_inline_setClientId } true; 494#setup_chuck__wrappee__Base_returnLabel#1true 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; 371#L1716-4true assume 1 == setClientPrivateKey_~handle#1;~__ste_client_privateKey0~0 := setClientPrivateKey_~value#1; 321#L1722-8true havoc setClientPrivateKey_~handle#1, setClientPrivateKey_~value#1;havoc setClientPrivateKey_#in~handle#1, setClientPrivateKey_#in~value#1;assume { :end_inline_setClientPrivateKey } true; 300#setup_chuck_returnLabel#1true havoc setup_chuck_~chuck___0#1;havoc setup_chuck_#in~chuck___0#1;assume { :end_inline_setup_chuck } true;setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset := 17, 0;havoc setup_#t~ret66#1;havoc setup_#t~ret66#1; 329#setup_returnLabel#1true havoc setup_#t~ret64#1, setup_#t~ret65#1, setup_#t~ret66#1, setup_~__cil_tmp1~0#1.base, setup_~__cil_tmp1~0#1.offset, setup_~__cil_tmp2~0#1.base, setup_~__cil_tmp2~0#1.offset, setup_~__cil_tmp3~4#1.base, setup_~__cil_tmp3~4#1.offset;assume { :end_inline_setup } true;assume { :begin_inline_test } true;havoc test_#t~nondet26#1, test_#t~nondet27#1, test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_#t~nondet32#1, test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~op1~0#1, test_~op2~0#1, test_~op3~0#1, test_~op4~0#1, test_~op5~0#1, test_~op6~0#1, test_~op7~0#1, test_~op8~0#1, test_~op9~0#1, test_~op10~0#1, test_~op11~0#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~3#1, test_~tmp___1~2#1, test_~tmp___2~2#1, test_~tmp___3~1#1, test_~tmp___4~1#1, test_~tmp___5~0#1, test_~tmp___6~0#1, test_~tmp___7~0#1, test_~tmp___8~0#1, test_~tmp___9~0#1;havoc test_~op1~0#1;havoc test_~op2~0#1;havoc test_~op3~0#1;havoc test_~op4~0#1;havoc test_~op5~0#1;havoc test_~op6~0#1;havoc test_~op7~0#1;havoc test_~op8~0#1;havoc test_~op9~0#1;havoc test_~op10~0#1;havoc test_~op11~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~2#1;havoc test_~tmp___2~2#1;havoc test_~tmp___3~1#1;havoc test_~tmp___4~1#1;havoc test_~tmp___5~0#1;havoc test_~tmp___6~0#1;havoc test_~tmp___7~0#1;havoc test_~tmp___8~0#1;havoc test_~tmp___9~0#1;test_~op1~0#1 := 0;test_~op2~0#1 := 0;test_~op3~0#1 := 0;test_~op4~0#1 := 0;test_~op5~0#1 := 0;test_~op6~0#1 := 0;test_~op7~0#1 := 0;test_~op8~0#1 := 0;test_~op9~0#1 := 0;test_~op10~0#1 := 0;test_~op11~0#1 := 0;test_~splverifierCounter~0#1 := 0; 140#L1062-1true [2024-11-13 15:47:25,459 INFO L747 eck$LassoCheckResult]: Loop: 140#L1062-1true assume !false; 376#L920true assume test_~splverifierCounter~0#1 < 4; 100#L921true test_~splverifierCounter~0#1 := 1 + test_~splverifierCounter~0#1; 406#L927true assume !(0 == test_~op1~0#1); 237#$Ultimate##179true assume 0 == test_~op2~0#1;havoc test_#t~nondet27#1;test_~tmp___8~0#1 := test_#t~nondet27#1;havoc test_#t~nondet27#1; 355#L945true assume 0 != test_~tmp___8~0#1;test_~op2~0#1 := 1; 140#L1062-1true [2024-11-13 15:47:25,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:47:25,467 INFO L85 PathProgramCache]: Analyzing trace with hash 56074497, now seen corresponding path program 1 times [2024-11-13 15:47:25,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:47:25,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178185714] [2024-11-13 15:47:25,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:47:25,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:47:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:47:26,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:47:26,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:47:26,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178185714] [2024-11-13 15:47:26,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178185714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:47:26,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:47:26,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:47:26,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390994113] [2024-11-13 15:47:26,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:47:26,299 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:47:26,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:47:26,301 INFO L85 PathProgramCache]: Analyzing trace with hash 767993411, now seen corresponding path program 1 times [2024-11-13 15:47:26,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:47:26,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122758773] [2024-11-13 15:47:26,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:47:26,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:47:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:47:26,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:47:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:47:26,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:47:26,479 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:47:26,480 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:47:26,480 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:47:26,481 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:47:26,481 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:47:26,481 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:26,481 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:47:26,482 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:47:26,482 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec4_product28.cil.c_Iteration1_Loop [2024-11-13 15:47:26,482 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:47:26,483 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:47:26,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,673 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:47:26,674 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:47:26,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:26,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:26,684 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:26,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 15:47:26,696 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:47:26,696 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:47:26,726 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:47:26,729 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: [] [2024-11-13 15:47:26,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-13 15:47:26,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:26,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:26,758 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:26,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 15:47:26,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:47:26,761 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:47:26,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 15:47:26,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:26,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:26,811 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:26,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 15:47:26,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:47:26,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:47:26,887 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:47:26,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 15:47:26,894 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:47:26,894 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:47:26,894 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:47:26,894 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:47:26,894 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:47:26,895 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:26,895 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:47:26,895 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:47:26,895 INFO L132 ssoRankerPreferences]: Filename of dumped script: email_spec4_product28.cil.c_Iteration1_Loop [2024-11-13 15:47:26,895 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:47:26,895 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:47:26,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:26,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:47:27,038 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:47:27,047 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:47:27,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:27,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:27,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:27,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 15:47:27,058 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 [2024-11-13 15:47:27,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:47:27,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:47:27,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:47:27,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:47:27,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:47:27,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:47:27,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:47:27,093 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:47:27,099 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-13 15:47:27,103 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-13 15:47:27,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:47:27,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:47:27,109 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:47:27,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 15:47:27,113 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:47:27,114 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-13 15:47:27,114 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:47:27,115 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 [] [2024-11-13 15:47:27,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 15:47:27,148 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-13 15:47:27,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:47:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:47:27,477 INFO L255 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 15:47:27,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:47:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:47:27,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 15:47:27,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:47:27,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:47:27,772 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 [2024-11-13 15:47:27,778 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 521 states, 520 states have (on average 1.6942307692307692) internal successors, (881), 520 states have internal predecessors, (881), 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 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2024-11-13 15:47:28,194 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 521 states, 520 states have (on average 1.6942307692307692) internal successors, (881), 520 states have internal predecessors, (881), 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 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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 1529 states and 2558 transitions. Complement of second has 8 states. [2024-11-13 15:47:28,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 15:47:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 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) [2024-11-13 15:47:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1309 transitions. [2024-11-13 15:47:28,224 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1309 transitions. Stem has 25 letters. Loop has 6 letters. [2024-11-13 15:47:28,225 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:47:28,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1309 transitions. Stem has 31 letters. Loop has 6 letters. [2024-11-13 15:47:28,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:47:28,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1309 transitions. Stem has 25 letters. Loop has 12 letters. [2024-11-13 15:47:28,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:47:28,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1529 states and 2558 transitions. [2024-11-13 15:47:28,270 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:47:28,272 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1529 states to 0 states and 0 transitions. [2024-11-13 15:47:28,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 15:47:28,274 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 15:47:28,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 15:47:28,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:47:28,275 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:47:28,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:47:28,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:47:28,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:47:28,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:47:28,284 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:47:28,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:47:28,288 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2024-11-13 15:47:28,291 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2024-11-13 15:47:28,291 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:47:28,291 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2024-11-13 15:47:28,291 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 15:47:28,291 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 15:47:28,291 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 15:47:28,292 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:47:28,292 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:47:28,292 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:47:28,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:47:28,293 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 15:47:28,293 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 15:47:28,293 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 15:47:28,293 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:47:28,293 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 15:47:28,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:47:28 BoogieIcfgContainer [2024-11-13 15:47:28,311 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:47:28,312 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:47:28,312 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:47:28,312 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:47:28,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:47:25" (3/4) ... [2024-11-13 15:47:28,317 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:47:28,319 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:47:28,324 INFO L158 Benchmark]: Toolchain (without parser) took 8507.35ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 88.6MB in the beginning and 49.5MB in the end (delta: 39.1MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,325 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:47:28,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1699.71ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 50.3MB in the end (delta: 37.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,325 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.92ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 41.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,326 INFO L158 Benchmark]: Boogie Preprocessor took 238.30ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 83.1MB in the end (delta: -42.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,326 INFO L158 Benchmark]: RCFGBuilder took 3287.07ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 40.0MB in the end (delta: 43.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,327 INFO L158 Benchmark]: BuchiAutomizer took 3104.93ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 40.0MB in the beginning and 50.5MB in the end (delta: -10.5MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2024-11-13 15:47:28,327 INFO L158 Benchmark]: Witness Printer took 7.37ms. Allocated memory is still 159.4MB. Free memory was 50.5MB in the beginning and 49.5MB in the end (delta: 926.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:47:28,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1699.71ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 50.3MB in the end (delta: 37.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.92ms. Allocated memory is still 117.4MB. Free memory was 50.3MB in the beginning and 41.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 238.30ms. Allocated memory is still 117.4MB. Free memory was 41.1MB in the beginning and 83.1MB in the end (delta: -42.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3287.07ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 40.0MB in the end (delta: 43.1MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 3104.93ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 40.0MB in the beginning and 50.5MB in the end (delta: -10.5MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Witness Printer took 7.37ms. Allocated memory is still 159.4MB. Free memory was 50.5MB in the beginning and 49.5MB in the end (delta: 926.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 48]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [48] - GenericResultAtLocation [Line: 97]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Client.i","") [97] - GenericResultAtLocation [Line: 445]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [445] - GenericResultAtLocation [Line: 454]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Util.i","") [454] - GenericResultAtLocation [Line: 471]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"EmailLib.i","") [471] - GenericResultAtLocation [Line: 871]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [871] - GenericResultAtLocation [Line: 1092]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"ClientLib.i","") [1092] - GenericResultAtLocation [Line: 2167]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Email.i","") [2167] - GenericResultAtLocation [Line: 2303]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [2303] - GenericResultAtLocation [Line: 2568]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"SignForward_spec.i","") [2568] - GenericResultAtLocation [Line: 2595]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [2595] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * splverifierCounter) + 7) and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.7s. Construction of modules took 0.0s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 870 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 869 mSDsluCounter, 2490 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1620 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 870 mSDtfsCounter, 8 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax100 hnf100 lsp50 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 66ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 15:47:28,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-13 15:47:28,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_039d2407-70d9-496b-b24d-3c7b62f7392c/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE