./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_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_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/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_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/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_1aa9a772-70fe-4f95-8963-46e041ceaf18/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 c763580156ab6e3c16e042171869601be3be36ff281da0884a193f45d6f738a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:47:26,865 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:47:26,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-28 03:47:26,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:47:26,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:47:27,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:47:27,006 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:47:27,006 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:47:27,007 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:47:27,007 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:47:27,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:47:27,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:47:27,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:47:27,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:47:27,008 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:47:27,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:47:27,008 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:47:27,008 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:47:27,009 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:47:27,009 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:47:27,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:47:27,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:47:27,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:47:27,011 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:47:27,011 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_1aa9a772-70fe-4f95-8963-46e041ceaf18/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 -> c763580156ab6e3c16e042171869601be3be36ff281da0884a193f45d6f738a8 [2024-11-28 03:47:27,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:47:27,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:47:27,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:47:27,352 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:47:27,353 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:47:27,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c [2024-11-28 03:47:30,332 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/04c1ba979/26a06c0429864335809a00e9db00e55a/FLAGf5989812c [2024-11-28 03:47:34,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:47:34,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c [2024-11-28 03:47:34,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/04c1ba979/26a06c0429864335809a00e9db00e55a/FLAGf5989812c [2024-11-28 03:47:34,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/04c1ba979/26a06c0429864335809a00e9db00e55a [2024-11-28 03:47:34,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:47:34,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:47:34,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:47:34,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:47:34,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:47:34,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:47:34" (1/1) ... [2024-11-28 03:47:34,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13441da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:47:34, skipping insertion in model container [2024-11-28 03:47:34,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:47:34" (1/1) ... [2024-11-28 03:47:35,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:47:36,268 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 03:47:36,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22d3cc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:47:36, skipping insertion in model container [2024-11-28 03:47:36,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:47:36,269 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 03:47:36,271 INFO L158 Benchmark]: Toolchain (without parser) took 1778.56ms. Allocated memory was 411.0MB in the beginning and 864.0MB in the end (delta: 453.0MB). Free memory was 209.7MB in the beginning and 529.2MB in the end (delta: -319.5MB). Peak memory consumption was 217.8MB. Max. memory is 16.1GB. [2024-11-28 03:47:36,271 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:47:36,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1739.54ms. Allocated memory was 411.0MB in the beginning and 864.0MB in the end (delta: 453.0MB). Free memory was 225.8MB in the beginning and 529.2MB in the end (delta: -303.4MB). Peak memory consumption was 226.5MB. Max. memory is 16.1GB. [2024-11-28 03:47:36,277 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1739.54ms. Allocated memory was 411.0MB in the beginning and 864.0MB in the end (delta: 453.0MB). Free memory was 225.8MB in the beginning and 529.2MB in the end (delta: -303.4MB). Peak memory consumption was 226.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 34733]: 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_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/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_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/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_1aa9a772-70fe-4f95-8963-46e041ceaf18/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 c763580156ab6e3c16e042171869601be3be36ff281da0884a193f45d6f738a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:47:38,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:47:38,964 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-28 03:47:38,970 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:47:38,970 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:47:39,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:47:39,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:47:39,022 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:47:39,023 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:47:39,023 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:47:39,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:47:39,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:47:39,023 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:47:39,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:47:39,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 03:47:39,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:47:39,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:47:39,025 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:47:39,025 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:47:39,026 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:47:39,026 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:47:39,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:47:39,027 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:47:39,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:47:39,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:47:39,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:47:39,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:47:39,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:47:39,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:47:39,028 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:47:39,029 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:47:39,029 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:47:39,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:47:39,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:47:39,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:47:39,030 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_1aa9a772-70fe-4f95-8963-46e041ceaf18/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 -> c763580156ab6e3c16e042171869601be3be36ff281da0884a193f45d6f738a8 [2024-11-28 03:47:39,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:47:39,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:47:39,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:47:39,393 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:47:39,393 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:47:39,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c [2024-11-28 03:47:42,369 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/ee1861ee1/c7d936fd548c492bb73e51dac70aff46/FLAGb5ea26447 [2024-11-28 03:47:45,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:47:45,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_654_csa_uaf.c [2024-11-28 03:47:46,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/ee1861ee1/c7d936fd548c492bb73e51dac70aff46/FLAGb5ea26447 [2024-11-28 03:47:46,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1aa9a772-70fe-4f95-8963-46e041ceaf18/bin/uautomizer-verify-aQ6SnzHsRB/data/ee1861ee1/c7d936fd548c492bb73e51dac70aff46 [2024-11-28 03:47:46,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:47:46,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:47:46,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:47:46,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:47:46,646 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:47:46,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:47:46" (1/1) ... [2024-11-28 03:47:46,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2893248 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:47:46, skipping insertion in model container [2024-11-28 03:47:46,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:47:46" (1/1) ... [2024-11-28 03:47:47,655 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:50:45,977 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 03:50:45,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77520950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:50:45, skipping insertion in model container [2024-11-28 03:50:45,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:50:45,979 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 03:50:45,984 INFO L158 Benchmark]: Toolchain (without parser) took 179342.24ms. Allocated memory was 478.2MB in the beginning and 872.4MB in the end (delta: 394.3MB). Free memory was 330.5MB in the beginning and 477.5MB in the end (delta: -147.0MB). Peak memory consumption was 698.0MB. Max. memory is 16.1GB. [2024-11-28 03:50:45,985 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:50:45,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179339.77ms. Allocated memory was 478.2MB in the beginning and 872.4MB in the end (delta: 394.3MB). Free memory was 330.3MB in the beginning and 477.5MB in the end (delta: -147.2MB). Peak memory consumption was 698.0MB. Max. memory is 16.1GB. [2024-11-28 03:50:45,989 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179339.77ms. Allocated memory was 478.2MB in the beginning and 872.4MB in the end (delta: 394.3MB). Free memory was 330.3MB in the beginning and 477.5MB in the end (delta: -147.2MB). Peak memory consumption was 698.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51610]: 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