./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB --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 3ee09d3bf94ef28c68b45b8d22bb4c3dc0ee282a0ce971fc1f8cfcff11bf4913 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:22:40,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:22:40,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-27 20:22:40,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:22:40,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:22:41,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:22:41,035 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:22:41,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:22:41,036 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:22:41,036 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:22:41,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:22:41,037 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:22:41,038 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:22:41,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 20:22:41,038 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:22:41,039 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:41,039 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:41,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:41,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:22:41,040 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:22:41,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:22:41,041 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:22:41,041 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:22:41,041 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:22:41,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:22:41,041 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3ee09d3bf94ef28c68b45b8d22bb4c3dc0ee282a0ce971fc1f8cfcff11bf4913 [2024-11-27 20:22:41,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:22:41,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:22:41,412 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:22:41,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:22:41,414 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:22:41,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c [2024-11-27 20:22:45,107 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/fb2d20e97/6d6e1412313d48b9810ddcf973ee9dc4/FLAG54034d4d3 [2024-11-27 20:22:49,768 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:22:49,769 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c [2024-11-27 20:22:50,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/fb2d20e97/6d6e1412313d48b9810ddcf973ee9dc4/FLAG54034d4d3 [2024-11-27 20:22:50,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/fb2d20e97/6d6e1412313d48b9810ddcf973ee9dc4 [2024-11-27 20:22:50,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:22:50,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:22:50,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:50,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:22:50,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:22:50,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:50" (1/1) ... [2024-11-27 20:22:50,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bca23ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:50, skipping insertion in model container [2024-11-27 20:22:50,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:22:50" (1/1) ... [2024-11-27 20:22:52,057 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:22:53,048 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-27 20:22:53,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@164bc4a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:22:53, skipping insertion in model container [2024-11-27 20:22:53,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:22:53,051 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 20:22:53,054 INFO L158 Benchmark]: Toolchain (without parser) took 2489.53ms. Allocated memory was 335.5MB in the beginning and 729.8MB in the end (delta: 394.3MB). Free memory was 133.4MB in the beginning and 415.8MB in the end (delta: -282.4MB). Peak memory consumption was 178.3MB. Max. memory is 16.1GB. [2024-11-27 20:22:53,055 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:22:53,056 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2483.68ms. Allocated memory was 335.5MB in the beginning and 729.8MB in the end (delta: 394.3MB). Free memory was 133.4MB in the beginning and 415.8MB in the end (delta: -282.4MB). Peak memory consumption was 178.3MB. Max. memory is 16.1GB. [2024-11-27 20:22:53,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 104.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2483.68ms. Allocated memory was 335.5MB in the beginning and 729.8MB in the end (delta: 394.3MB). Free memory was 133.4MB in the beginning and 415.8MB in the end (delta: -282.4MB). Peak memory consumption was 178.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35263]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB --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 3ee09d3bf94ef28c68b45b8d22bb4c3dc0ee282a0ce971fc1f8cfcff11bf4913 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:22:56,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:22:56,404 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-27 20:22:56,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:22:56,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:22:56,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:22:56,520 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:22:56,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:22:56,522 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:22:56,526 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:22:56,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:22:56,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:22:56,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:22:56,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:22:56,527 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:22:56,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:22:56,528 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:22:56,529 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:22:56,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:22:56,529 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:22:56,529 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:22:56,531 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:22:56,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:56,535 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:56,535 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:56,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:56,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:22:56,536 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:22:56,536 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:22:56,537 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:22:56,537 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:22:56,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:22:56,537 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 3ee09d3bf94ef28c68b45b8d22bb4c3dc0ee282a0ce971fc1f8cfcff11bf4913 [2024-11-27 20:22:56,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:22:56,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:22:56,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:22:56,947 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:22:56,947 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:22:56,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c [2024-11-27 20:23:00,585 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/55540d35e/26468f164ea144fe8ac9b2208c174c98/FLAG0ed2ec9cb [2024-11-27 20:23:04,444 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:23:04,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_837_infer_uaf.c [2024-11-27 20:23:05,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/55540d35e/26468f164ea144fe8ac9b2208c174c98/FLAG0ed2ec9cb [2024-11-27 20:23:05,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4307220-4c62-44c2-a6ce-5187a554bcba/bin/uautomizer-verify-aQ6SnzHsRB/data/55540d35e/26468f164ea144fe8ac9b2208c174c98 [2024-11-27 20:23:05,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:23:05,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:23:05,182 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:23:05,182 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:23:05,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:23:05,189 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:23:05" (1/1) ... [2024-11-27 20:23:05,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab43fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:23:05, skipping insertion in model container [2024-11-27 20:23:05,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:23:05" (1/1) ... [2024-11-27 20:23:06,671 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:26:29,896 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-27 20:26:29,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@620c5b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:26:29, skipping insertion in model container [2024-11-27 20:26:29,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:26:29,900 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 20:26:29,903 INFO L158 Benchmark]: Toolchain (without parser) took 204720.96ms. Allocated memory was 503.3MB in the beginning and 838.9MB in the end (delta: 335.5MB). Free memory was 341.9MB in the beginning and 307.7MB in the end (delta: 34.2MB). Peak memory consumption was 611.7MB. Max. memory is 16.1GB. [2024-11-27 20:26:29,905 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:26:29,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204717.72ms. Allocated memory was 503.3MB in the beginning and 838.9MB in the end (delta: 335.5MB). Free memory was 341.9MB in the beginning and 307.7MB in the end (delta: 34.2MB). Peak memory consumption was 611.7MB. Max. memory is 16.1GB. [2024-11-27 20:26:29,907 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204717.72ms. Allocated memory was 503.3MB in the beginning and 838.9MB in the end (delta: 335.5MB). Free memory was 341.9MB in the beginning and 307.7MB in the end (delta: 34.2MB). Peak memory consumption was 611.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 52311]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN