./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/ldv-regression/nested_structure_ptr-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml', '-i', '../sv-benchmarks/c/ldv-regression/nested_structure_ptr-1.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '532f8ac4bbdad01460264d633faceee5f4b67e1373b30a1d79a963f63e1a40d6'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/ldv-regression/nested_structure_ptr-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 532f8ac4bbdad01460264d633faceee5f4b67e1373b30a1d79a963f63e1a40d6 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-08 00:13:02,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 00:13:02,370 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-08 00:13:02,376 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 00:13:02,376 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 00:13:02,408 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 00:13:02,408 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 00:13:02,409 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 00:13:02,409 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 00:13:02,409 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 00:13:02,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 00:13:02,410 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 00:13:02,410 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 00:13:02,411 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 00:13:02,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 00:13:02,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 00:13:02,412 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 00:13:02,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 00:13:02,413 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 00:13:02,413 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 00:13:02,413 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-jdk21/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 -> 532f8ac4bbdad01460264d633faceee5f4b67e1373b30a1d79a963f63e1a40d6 [2024-11-08 00:13:02,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 00:13:02,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 00:13:02,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 00:13:02,711 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 00:13:02,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 00:13:02,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/nested_structure_ptr-1.i [2024-11-08 00:13:04,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 00:13:04,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 00:13:04,266 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-regression/nested_structure_ptr-1.i [2024-11-08 00:13:04,272 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7894e6ceb/c7a43660919345f9b76a6f645be28d48/FLAG3921e9e52 [2024-11-08 00:13:04,286 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7894e6ceb/c7a43660919345f9b76a6f645be28d48 [2024-11-08 00:13:04,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 00:13:04,290 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 00:13:04,291 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 00:13:04,291 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 00:13:04,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 00:13:04,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5968551e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04, skipping insertion in model container [2024-11-08 00:13:04,303 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 00:13:04,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 00:13:04,454 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 00:13:04,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 00:13:04,484 INFO L204 MainTranslator]: Completed translation [2024-11-08 00:13:04,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04 WrapperNode [2024-11-08 00:13:04,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 00:13:04,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 00:13:04,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 00:13:04,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 00:13:04,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,497 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,511 INFO L138 Inliner]: procedures = 16, calls = 29, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-08 00:13:04,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 00:13:04,513 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 00:13:04,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 00:13:04,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 00:13:04,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,539 INFO L175 MemorySlicer]: Split 13 memory accesses to 4 slices as follows [2, 3, 4, 4]. 31 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 1, 2, 2]. The 1 writes are split as follows [0, 1, 0, 0]. [2024-11-08 00:13:04,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,540 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 00:13:04,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 00:13:04,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 00:13:04,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 00:13:04,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (1/1) ... [2024-11-08 00:13:04,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 00:13:04,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 00:13:04,592 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 00:13:04,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 00:13:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 00:13:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-08 00:13:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-08 00:13:04,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 00:13:04,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-08 00:13:04,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 00:13:04,716 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 00:13:04,718 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 00:13:04,835 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 00:13:04,839 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 00:13:04,848 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 00:13:04,852 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 00:13:04,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:04 BoogieIcfgContainer [2024-11-08 00:13:04,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 00:13:04,854 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 00:13:04,854 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 00:13:04,862 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 00:13:04,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:13:04,862 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 12:13:04" (1/3) ... [2024-11-08 00:13:04,863 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61d35b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:13:04, skipping insertion in model container [2024-11-08 00:13:04,863 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:13:04,864 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:13:04" (2/3) ... [2024-11-08 00:13:04,864 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61d35b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:13:04, skipping insertion in model container [2024-11-08 00:13:04,864 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 00:13:04,864 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:04" (3/3) ... [2024-11-08 00:13:04,865 INFO L332 chiAutomizerObserver]: Analyzing ICFG nested_structure_ptr-1.i [2024-11-08 00:13:04,928 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 00:13:04,929 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 00:13:04,929 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 00:13:04,929 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 00:13:04,929 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 00:13:04,929 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 00:13:04,929 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 00:13:04,929 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 00:13:04,934 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 9 states have internal predecessors, (10), 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) [2024-11-08 00:13:04,948 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-08 00:13:04,948 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-08 00:13:04,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 12:13:04 BoogieIcfgContainer [2024-11-08 00:13:04,956 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 00:13:04,957 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 00:13:04,957 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 00:13:04,957 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 00:13:04,958 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:13:04" (3/4) ... [2024-11-08 00:13:04,960 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 00:13:04,961 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 00:13:04,963 INFO L158 Benchmark]: Toolchain (without parser) took 672.30ms. Allocated memory is still 100.7MB. Free memory was 77.2MB in the beginning and 46.9MB in the end (delta: 30.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-08 00:13:04,963 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 00:13:04,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.35ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 66.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 00:13:04,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.86ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 65.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 00:13:04,964 INFO L158 Benchmark]: Boogie Preprocessor took 38.81ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 00:13:04,964 INFO L158 Benchmark]: RCFGBuilder took 300.12ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 51.8MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 00:13:04,965 INFO L158 Benchmark]: BuchiAutomizer took 102.13ms. Allocated memory is still 100.7MB. Free memory was 51.8MB in the beginning and 47.0MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 00:13:04,965 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 100.7MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 165.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 00:13:04,967 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.35ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 66.4MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.86ms. Allocated memory is still 100.7MB. Free memory was 66.4MB in the beginning and 65.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.81ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.12ms. Allocated memory is still 100.7MB. Free memory was 63.4MB in the beginning and 51.8MB in the end (delta: 11.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 102.13ms. Allocated memory is still 100.7MB. Free memory was 51.8MB in the beginning and 47.0MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 100.7MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 165.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-08 00:13:04,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE