./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 551b0097 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9948dbd77aeb2de72e0bd3a3a4e22b1606b19383e4631af58adbec46ed909b6c --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 22:48:22,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 22:48:22,084 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2025-01-09 22:48:22,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 22:48:22,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 22:48:22,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 22:48:22,102 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 22:48:22,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 22:48:22,102 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 22:48:22,102 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 22:48:22,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 22:48:22,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 22:48:22,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 22:48:22,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 22:48:22,103 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 22:48:22,103 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 22:48:22,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 22:48:22,104 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 22:48:22,104 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9948dbd77aeb2de72e0bd3a3a4e22b1606b19383e4631af58adbec46ed909b6c [2025-01-09 22:48:22,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 22:48:22,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 22:48:22,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 22:48:22,369 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 22:48:22,369 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 22:48:22,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c [2025-01-09 22:48:23,588 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7af3fc0e5/7eb4a8161fa3456ba7e716668acd7ee1/FLAG8c15ec790 [2025-01-09 22:48:23,820 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 22:48:23,821 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-crafted/NestedRecursion_1b.c [2025-01-09 22:48:23,829 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7af3fc0e5/7eb4a8161fa3456ba7e716668acd7ee1/FLAG8c15ec790 [2025-01-09 22:48:24,175 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/7af3fc0e5/7eb4a8161fa3456ba7e716668acd7ee1 [2025-01-09 22:48:24,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 22:48:24,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 22:48:24,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 22:48:24,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 22:48:24,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 22:48:24,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,189 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fcac6e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24, skipping insertion in model container [2025-01-09 22:48:24,190 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,200 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 22:48:24,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 22:48:24,285 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 22:48:24,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 22:48:24,301 INFO L204 MainTranslator]: Completed translation [2025-01-09 22:48:24,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24 WrapperNode [2025-01-09 22:48:24,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 22:48:24,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 22:48:24,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 22:48:24,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 22:48:24,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,322 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9 [2025-01-09 22:48:24,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 22:48:24,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 22:48:24,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 22:48:24,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 22:48:24,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,328 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,332 INFO L175 MemorySlicer]: No memory access in input program. [2025-01-09 22:48:24,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,333 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,334 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 22:48:24,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 22:48:24,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 22:48:24,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 22:48:24,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (1/1) ... [2025-01-09 22:48:24,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 22:48:24,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 22:48:24,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 22:48:24,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 22:48:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2025-01-09 22:48:24,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2025-01-09 22:48:24,380 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2025-01-09 22:48:24,380 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2025-01-09 22:48:24,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 22:48:24,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 22:48:24,413 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 22:48:24,414 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 22:48:24,475 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-01-09 22:48:24,475 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 22:48:24,481 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 22:48:24,481 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 22:48:24,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 10:48:24 BoogieIcfgContainer [2025-01-09 22:48:24,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 22:48:24,484 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 22:48:24,484 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 22:48:24,487 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 22:48:24,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 10:48:24" (1/3) ... [2025-01-09 22:48:24,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10bc311c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 10:48:24, skipping insertion in model container [2025-01-09 22:48:24,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 10:48:24" (2/3) ... [2025-01-09 22:48:24,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10bc311c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 10:48:24, skipping insertion in model container [2025-01-09 22:48:24,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 10:48:24" (3/3) ... [2025-01-09 22:48:24,489 INFO L128 eAbstractionObserver]: Analyzing ICFG NestedRecursion_1b.c [2025-01-09 22:48:24,498 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 22:48:24,500 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG NestedRecursion_1b.c that has 3 procedures, 25 locations, 1 initial locations, 0 loop locations, and 0 error locations. [2025-01-09 22:48:24,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10bc311c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.01 10:48:24, skipping insertion in model container [2025-01-09 22:48:24,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-01-09 22:48:24,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-09 22:48:24,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-09 22:48:24,501 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-09 22:48:24,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 10:48:24" (3/3) ... [2025-01-09 22:48:24,504 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-01-09 22:48:24,506 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2025-01-09 22:48:24,506 INFO L362 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2025-01-09 22:48:24,508 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-01-09 22:48:24,508 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-01-09 22:48:24,509 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2025-01-09 22:48:24,589 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-01-09 22:48:24,589 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-01-09 22:48:24,589 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-09 22:48:24,591 INFO L158 Benchmark]: Toolchain (without parser) took 410.32ms. Allocated memory is still 167.8MB. Free memory was 124.3MB in the beginning and 94.2MB in the end (delta: 30.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-01-09 22:48:24,591 INFO L158 Benchmark]: CDTParser took 0.79ms. Allocated memory is still 209.7MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 22:48:24,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 123.05ms. Allocated memory is still 167.8MB. Free memory was 124.3MB in the beginning and 114.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 22:48:24,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 17.81ms. Allocated memory is still 167.8MB. Free memory was 114.0MB in the beginning and 113.4MB in the end (delta: 588.7kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 22:48:24,591 INFO L158 Benchmark]: Boogie Preprocessor took 12.83ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 112.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 22:48:24,592 INFO L158 Benchmark]: RCFGBuilder took 146.01ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 102.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 22:48:24,592 INFO L158 Benchmark]: TraceAbstraction took 16.94ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 99.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-09 22:48:24,592 INFO L158 Benchmark]: Witness Printer took 88.41ms. Allocated memory is still 167.8MB. Free memory was 99.5MB in the beginning and 94.2MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-09 22:48:24,593 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.79ms. Allocated memory is still 209.7MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 123.05ms. Allocated memory is still 167.8MB. Free memory was 124.3MB in the beginning and 114.0MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 17.81ms. Allocated memory is still 167.8MB. Free memory was 114.0MB in the beginning and 113.4MB in the end (delta: 588.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.83ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 112.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 146.01ms. Allocated memory is still 167.8MB. Free memory was 112.2MB in the beginning and 102.3MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 16.94ms. Allocated memory is still 167.8MB. Free memory was 101.7MB in the beginning and 99.5MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 88.41ms. Allocated memory is still 167.8MB. Free memory was 99.5MB in the beginning and 94.2MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2025-01-09 22:48:24,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE