./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/recursive_list.i --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_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/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_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/recursive_list.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/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_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/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 52c76a7df26fca079cfc43e405f2f619070583ff933a68f0bba20f0a9dce8e14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:20:23,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:20:23,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:20:23,711 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:20:23,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:20:23,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:20:23,745 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:20:23,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:20:23,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:20:23,745 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:20:23,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:20:23,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:20:23,746 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:20:23,746 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:20:23,746 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:20:23,748 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:20:23,748 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:20:23,748 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:20:23,749 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:20:23,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:20:23,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:20:23,749 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:20:23,750 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:20:23,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:20:23,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:20:23,751 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:20:23,751 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:20:23,752 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:20:23,752 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_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/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 -> 52c76a7df26fca079cfc43e405f2f619070583ff933a68f0bba20f0a9dce8e14 [2024-11-13 15:20:24,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:20:24,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:20:24,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:20:24,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:20:24,090 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:20:24,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-regression/recursive_list.i Unable to find full path for "g++" [2024-11-13 15:20:25,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:20:26,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:20:26,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/sv-benchmarks/c/ldv-regression/recursive_list.i [2024-11-13 15:20:26,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/data/f254f2a3f/5b78204205b44274b7da12b3da3ee219/FLAGaea281aa5 [2024-11-13 15:20:26,175 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/data/f254f2a3f/5b78204205b44274b7da12b3da3ee219 [2024-11-13 15:20:26,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:20:26,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:20:26,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:20:26,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:20:26,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:20:26,188 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f13bede and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26, skipping insertion in model container [2024-11-13 15:20:26,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:20:26,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:20:26,367 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:20:26,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:20:26,398 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:20:26,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26 WrapperNode [2024-11-13 15:20:26,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:20:26,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:20:26,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:20:26,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:20:26,406 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,439 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 68 [2024-11-13 15:20:26,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:20:26,443 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:20:26,443 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:20:26,443 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:20:26,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,487 INFO L175 MemorySlicer]: Split 11 memory accesses to 2 slices as follows [2, 9]. 82 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 6 writes are split as follows [0, 6]. [2024-11-13 15:20:26,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:20:26,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:20:26,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:20:26,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:20:26,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (1/1) ... [2024-11-13 15:20:26,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:20:26,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:20:26,558 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:20:26,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:20:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 15:20:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 15:20:26,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 15:20:26,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:20:26,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:20:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 15:20:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 15:20:26,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 15:20:26,679 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:20:26,682 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:20:26,892 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-13 15:20:26,892 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:20:26,906 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:20:26,907 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 15:20:26,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:20:26 BoogieIcfgContainer [2024-11-13 15:20:26,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:20:26,909 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:20:26,909 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:20:26,913 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:20:26,914 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:20:26,914 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:20:26" (1/3) ... [2024-11-13 15:20:26,915 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2daf5564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:20:26, skipping insertion in model container [2024-11-13 15:20:26,916 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:20:26,916 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:20:26" (2/3) ... [2024-11-13 15:20:26,916 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2daf5564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:20:26, skipping insertion in model container [2024-11-13 15:20:26,917 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:20:26,917 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:20:26" (3/3) ... [2024-11-13 15:20:26,918 INFO L333 chiAutomizerObserver]: Analyzing ICFG recursive_list.i [2024-11-13 15:20:26,972 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:20:26,972 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:20:26,972 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:20:26,972 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:20:26,972 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:20:26,972 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:20:26,973 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:20:26,973 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:20:26,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 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 15:20:26,994 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 15:20:26,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 15:20:27,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:20:27 BoogieIcfgContainer [2024-11-13 15:20:27,003 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:20:27,004 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:20:27,004 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:20:27,004 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:20:27,005 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:20:26" (3/4) ... [2024-11-13 15:20:27,007 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 15:20:27,008 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:20:27,009 INFO L158 Benchmark]: Toolchain (without parser) took 830.01ms. Allocated memory is still 117.4MB. Free memory was 95.6MB in the beginning and 63.1MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 15:20:27,009 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:20:27,010 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.63ms. Allocated memory is still 117.4MB. Free memory was 95.3MB in the beginning and 84.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:20:27,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.13ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 83.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:20:27,011 INFO L158 Benchmark]: Boogie Preprocessor took 71.70ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 81.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:20:27,011 INFO L158 Benchmark]: RCFGBuilder took 392.02ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 68.2MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:20:27,012 INFO L158 Benchmark]: BuchiAutomizer took 94.60ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 63.4MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:20:27,012 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 63.1MB in the end (delta: 303.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:20:27,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.63ms. Allocated memory is still 117.4MB. Free memory was 95.3MB in the beginning and 84.6MB in the end (delta: 10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.13ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 83.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 71.70ms. Allocated memory is still 117.4MB. Free memory was 83.3MB in the beginning and 81.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 392.02ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 68.2MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 94.60ms. Allocated memory is still 117.4MB. Free memory was 68.2MB in the beginning and 63.4MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 63.1MB in the end (delta: 303.4kB). 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! [2024-11-13 15:20:27,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30d9c5d6-8dd3-4503-83d6-1756bef0b8a1/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