./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/memsafety/test-0019-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/memsafety/test-0019-1.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 5a1ab43e825ce385252e3e834bebdceddee5ecd9c5749af5b0b2355e44f90dcd --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:36:03,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:36:03,139 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:36:03,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:36:03,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:36:03,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:36:03,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:36:03,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:36:03,170 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:36:03,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:36:03,170 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:36:03,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:36:03,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:36:03,172 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:36:03,172 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:36:03,173 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:36:03,173 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:36:03,173 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:36:03,173 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:36:03,173 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:36:03,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:36:03,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:36:03,175 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:36:03,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:36:03,175 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:36:03,175 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:36:03,176 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 -> 5a1ab43e825ce385252e3e834bebdceddee5ecd9c5749af5b0b2355e44f90dcd [2025-02-08 14:36:03,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:36:03,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:36:03,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:36:03,460 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:36:03,460 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:36:03,461 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0019-1.i [2025-02-08 14:36:04,745 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fdbed61dd/9b7bd9237719444cba88c4c79b5cc630/FLAG3570a8279 [2025-02-08 14:36:05,069 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:36:05,071 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/memsafety/test-0019-1.i [2025-02-08 14:36:05,084 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fdbed61dd/9b7bd9237719444cba88c4c79b5cc630/FLAG3570a8279 [2025-02-08 14:36:05,107 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fdbed61dd/9b7bd9237719444cba88c4c79b5cc630 [2025-02-08 14:36:05,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:36:05,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:36:05,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:36:05,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:36:05,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:36:05,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@480f5233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05, skipping insertion in model container [2025-02-08 14:36:05,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,152 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:36:05,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:36:05,411 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:36:05,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:36:05,477 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:36:05,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05 WrapperNode [2025-02-08 14:36:05,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:36:05,479 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:36:05,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:36:05,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:36:05,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,513 INFO L138 Inliner]: procedures = 125, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2025-02-08 14:36:05,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:36:05,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:36:05,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:36:05,514 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:36:05,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,523 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,534 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 4, 4]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 4 writes are split as follows [0, 2, 2]. [2025-02-08 14:36:05,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,541 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,542 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,544 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,545 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:36:05,547 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:36:05,547 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:36:05,547 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:36:05,548 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (1/1) ... [2025-02-08 14:36:05,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:36:05,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:36:05,575 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) [2025-02-08 14:36:05,577 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 [2025-02-08 14:36:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-08 14:36:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:36:05,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 14:36:05,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:36:05,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:36:05,705 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:36:05,706 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:36:05,853 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L542: call ULTIMATE.dealloc(main_~#data~0#1.base, main_~#data~0#1.offset);havoc main_~#data~0#1.base, main_~#data~0#1.offset; [2025-02-08 14:36:05,866 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2025-02-08 14:36:05,866 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:36:05,877 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:36:05,879 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:36:05,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:36:05 BoogieIcfgContainer [2025-02-08 14:36:05,879 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:36:05,881 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:36:05,881 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:36:05,885 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:36:05,885 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:36:05,885 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:36:05" (1/3) ... [2025-02-08 14:36:05,886 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45d08200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:36:05, skipping insertion in model container [2025-02-08 14:36:05,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:36:05,886 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:36:05" (2/3) ... [2025-02-08 14:36:05,886 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@45d08200 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:36:05, skipping insertion in model container [2025-02-08 14:36:05,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:36:05,887 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:36:05" (3/3) ... [2025-02-08 14:36:05,888 INFO L363 chiAutomizerObserver]: Analyzing ICFG test-0019-1.i [2025-02-08 14:36:05,933 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:36:05,933 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:36:05,933 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:36:05,933 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:36:05,933 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:36:05,935 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:36:05,935 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:36:05,935 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:36:05,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 5 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:36:05,955 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:36:05,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:36:05,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:36:05 BoogieIcfgContainer [2025-02-08 14:36:05,963 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:36:05,964 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:36:05,964 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:36:05,964 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:36:05,965 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:36:05" (3/4) ... [2025-02-08 14:36:05,968 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:36:05,968 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:36:05,970 INFO L158 Benchmark]: Toolchain (without parser) took 858.17ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 73.3MB in the end (delta: 38.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-08 14:36:05,971 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:36:05,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.12ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 95.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:36:05,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.42ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:36:05,972 INFO L158 Benchmark]: Boogie Preprocessor took 32.42ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 92.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:36:05,973 INFO L158 Benchmark]: IcfgBuilder took 332.30ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 77.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-08 14:36:05,973 INFO L158 Benchmark]: BuchiAutomizer took 82.70ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 73.3MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:36:05,977 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 142.6MB. Free memory is still 73.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:36:05,978 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 123.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.12ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 95.0MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.42ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 93.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.42ms. Allocated memory is still 142.6MB. Free memory was 93.5MB in the beginning and 92.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 332.30ms. Allocated memory is still 142.6MB. Free memory was 92.0MB in the beginning and 77.7MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 82.70ms. Allocated memory is still 142.6MB. Free memory was 77.7MB in the beginning and 73.3MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 142.6MB. Free memory is still 73.3MB. 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! [2025-02-08 14:36:05,998 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