./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_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_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1 --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 5449bf90223ccdd7e18287cfe31b849f369d12d26e8f6c13bfe73e698db2dedc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 05:50:30,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 05:50:30,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-12-02 05:50:30,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 05:50:30,184 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 05:50:30,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 05:50:30,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 05:50:30,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 05:50:30,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 05:50:30,205 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 05:50:30,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 05:50:30,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 05:50:30,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 05:50:30,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 05:50:30,206 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 05:50:30,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 05:50:30,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 05:50:30,207 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:30,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:30,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:30,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 05:50:30,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 05:50:30,208 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_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1 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 -> 5449bf90223ccdd7e18287cfe31b849f369d12d26e8f6c13bfe73e698db2dedc [2024-12-02 05:50:30,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 05:50:30,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 05:50:30,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 05:50:30,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 05:50:30,418 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 05:50:30,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-12-02 05:50:33,088 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/282e219b6/72ef35141d3f407e8f31181af503d8f7/FLAGdd8aca575 [2024-12-02 05:50:35,241 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 05:50:35,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-12-02 05:50:35,736 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/282e219b6/72ef35141d3f407e8f31181af503d8f7/FLAGdd8aca575 [2024-12-02 05:50:35,752 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/282e219b6/72ef35141d3f407e8f31181af503d8f7 [2024-12-02 05:50:35,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 05:50:35,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 05:50:35,758 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 05:50:35,758 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 05:50:35,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 05:50:35,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:35" (1/1) ... [2024-12-02 05:50:35,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273c50ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:35, skipping insertion in model container [2024-12-02 05:50:35,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:35" (1/1) ... [2024-12-02 05:50:36,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 05:50:36,934 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-02 05:50:36,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d0a28b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:36, skipping insertion in model container [2024-12-02 05:50:36,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 05:50:36,935 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 05:50:36,937 INFO L158 Benchmark]: Toolchain (without parser) took 1179.90ms. Allocated memory is still 629.1MB. Free memory was 424.6MB in the beginning and 329.3MB in the end (delta: 95.2MB). Peak memory consumption was 170.4MB. Max. memory is 16.1GB. [2024-12-02 05:50:36,937 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 05:50:36,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1177.17ms. Allocated memory is still 629.1MB. Free memory was 424.4MB in the beginning and 329.3MB in the end (delta: 95.1MB). Peak memory consumption was 170.4MB. Max. memory is 16.1GB. [2024-12-02 05:50:36,939 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1177.17ms. Allocated memory is still 629.1MB. Free memory was 424.4MB in the beginning and 329.3MB in the end (delta: 95.1MB). Peak memory consumption was 170.4MB. 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_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1 --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 5449bf90223ccdd7e18287cfe31b849f369d12d26e8f6c13bfe73e698db2dedc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 05:50:38,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 05:50:38,789 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-12-02 05:50:38,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 05:50:38,796 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 05:50:38,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 05:50:38,821 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 05:50:38,821 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 05:50:38,821 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 05:50:38,821 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 05:50:38,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 05:50:38,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 05:50:38,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 05:50:38,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 05:50:38,822 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 05:50:38,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 05:50:38,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 05:50:38,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 05:50:38,824 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 05:50:38,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:38,825 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:38,825 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:38,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:38,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 05:50:38,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 05:50:38,826 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 05:50:38,827 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 05:50:38,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 05:50:38,827 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_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1 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 -> 5449bf90223ccdd7e18287cfe31b849f369d12d26e8f6c13bfe73e698db2dedc [2024-12-02 05:50:39,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 05:50:39,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 05:50:39,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 05:50:39,096 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 05:50:39,096 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 05:50:39,098 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-12-02 05:50:41,852 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/3e5082a12/f4bda2cdc397416fa331e9bfcec9581b/FLAGaeec2c772 [2024-12-02 05:50:44,048 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 05:50:44,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-12-02 05:50:44,380 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/3e5082a12/f4bda2cdc397416fa331e9bfcec9581b/FLAGaeec2c772 [2024-12-02 05:50:44,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1fd7b737-0423-4685-bfe9-254b82eee2c3/bin/uautomizer-verify-84ZbGMXZE1/data/3e5082a12/f4bda2cdc397416fa331e9bfcec9581b [2024-12-02 05:50:44,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 05:50:44,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 05:50:44,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 05:50:44,424 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 05:50:44,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 05:50:44,428 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:44" (1/1) ... [2024-12-02 05:50:44,429 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c867d66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:50:44, skipping insertion in model container [2024-12-02 05:50:44,429 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:50:44" (1/1) ... [2024-12-02 05:50:45,119 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 05:53:13,530 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 05:53:13,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4dd4510a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:53:13, skipping insertion in model container [2024-12-02 05:53:13,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 05:53:13,531 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 05:53:13,533 INFO L158 Benchmark]: Toolchain (without parser) took 149136.38ms. Allocated memory was 402.7MB in the beginning and 780.1MB in the end (delta: 377.5MB). Free memory was 226.7MB in the beginning and 441.0MB in the end (delta: -214.3MB). Peak memory consumption was 553.2MB. Max. memory is 16.1GB. [2024-12-02 05:53:13,533 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 05:53:13,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 149107.17ms. Allocated memory was 402.7MB in the beginning and 780.1MB in the end (delta: 377.5MB). Free memory was 264.8MB in the beginning and 441.0MB in the end (delta: -176.2MB). Peak memory consumption was 583.1MB. Max. memory is 16.1GB. [2024-12-02 05:53:13,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 149107.17ms. Allocated memory was 402.7MB in the beginning and 780.1MB in the end (delta: 377.5MB). Free memory was 264.8MB in the beginning and 441.0MB in the end (delta: -176.2MB). Peak memory consumption was 583.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51612]: 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