./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 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/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_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC --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-6497de0 [2024-11-23 18:44:09,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:44:09,354 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-23 18:44:09,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:44:09,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:44:09,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:44:09,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:44:09,408 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:44:09,408 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:44:09,409 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:44:09,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:44:09,410 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:44:09,411 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:44:09,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:44:09,412 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:44:09,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:44:09,412 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:44:09,413 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:44:09,414 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:44:09,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:44:09,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:44:09,415 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:44:09,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:44:09,416 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:44:09,416 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:44:09,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:44:09,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:44:09,417 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:44:09,417 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_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 18:44:09,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:44:09,829 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:44:09,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:44:09,834 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:44:09,835 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:44:09,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-11-23 18:44:13,371 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/3480a17db/e044e906f9624a2bb0bcee4b4ce083b9/FLAG555312466 [2024-11-23 18:44:17,402 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:44:17,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-11-23 18:44:18,026 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/3480a17db/e044e906f9624a2bb0bcee4b4ce083b9/FLAG555312466 [2024-11-23 18:44:18,056 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/3480a17db/e044e906f9624a2bb0bcee4b4ce083b9 [2024-11-23 18:44:18,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:44:18,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:44:18,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:44:18,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:44:18,074 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:44:18,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:44:18" (1/1) ... [2024-11-23 18:44:18,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a2ed51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:44:18, skipping insertion in model container [2024-11-23 18:44:18,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:44:18" (1/1) ... [2024-11-23 18:44:19,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:44:20,307 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-23 18:44:20,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3dffbb01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:44:20, skipping insertion in model container [2024-11-23 18:44:20,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:44:20,309 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-23 18:44:20,315 INFO L158 Benchmark]: Toolchain (without parser) took 2249.22ms. Allocated memory was 302.0MB in the beginning and 788.5MB in the end (delta: 486.5MB). Free memory was 133.0MB in the beginning and 488.9MB in the end (delta: -355.8MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2024-11-23 18:44:20,315 INFO L158 Benchmark]: CDTParser took 1.90ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:44:20,316 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2245.56ms. Allocated memory was 302.0MB in the beginning and 788.5MB in the end (delta: 486.5MB). Free memory was 132.9MB in the beginning and 488.9MB in the end (delta: -356.0MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2024-11-23 18:44:20,317 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90ms. Allocated memory is still 117.4MB. Free memory is still 74.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2245.56ms. Allocated memory was 302.0MB in the beginning and 788.5MB in the end (delta: 486.5MB). Free memory was 132.9MB in the beginning and 488.9MB in the end (delta: -356.0MB). Peak memory consumption was 173.1MB. 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_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/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_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC --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-6497de0 [2024-11-23 18:44:23,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:44:23,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-23 18:44:23,714 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:44:23,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:44:23,759 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:44:23,761 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:44:23,761 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:44:23,762 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:44:23,763 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:44:23,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:44:23,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:44:23,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:44:23,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:44:23,765 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:44:23,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 18:44:23,766 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:44:23,767 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:44:23,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:44:23,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:44:23,770 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:44:23,770 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:44:23,770 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:44:23,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:44:23,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:44:23,771 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:44:23,772 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:44:23,772 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_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC 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 [2024-11-23 18:44:24,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:44:24,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:44:24,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:44:24,205 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:44:24,206 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:44:24,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-11-23 18:44:27,732 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/aa8e78b87/346fbcf08db74987abb6e98250d34d98/FLAG568f342b1 [2024-11-23 18:44:32,397 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:44:32,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_257-267-292_csa_uaf.c [2024-11-23 18:44:33,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/aa8e78b87/346fbcf08db74987abb6e98250d34d98/FLAG568f342b1 [2024-11-23 18:44:33,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f719eb7e-5b66-4388-b9db-f106fc15a88f/bin/uautomizer-verify-LYvppIcaGC/data/aa8e78b87/346fbcf08db74987abb6e98250d34d98 [2024-11-23 18:44:33,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:44:33,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:44:33,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:44:33,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:44:33,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:44:33,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:44:33" (1/1) ... [2024-11-23 18:44:33,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3001055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:44:33, skipping insertion in model container [2024-11-23 18:44:33,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:44:33" (1/1) ... [2024-11-23 18:44:34,581 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:47:46,965 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-23 18:47:46,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f2312f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:47:46, skipping insertion in model container [2024-11-23 18:47:46,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:47:46,967 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-23 18:47:46,970 INFO L158 Benchmark]: Toolchain (without parser) took 193590.89ms. Allocated memory was 327.2MB in the beginning and 872.4MB in the end (delta: 545.3MB). Free memory was 136.3MB in the beginning and 317.0MB in the end (delta: -180.8MB). Peak memory consumption was 623.1MB. Max. memory is 16.1GB. [2024-11-23 18:47:46,970 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:47:46,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193586.31ms. Allocated memory was 327.2MB in the beginning and 872.4MB in the end (delta: 545.3MB). Free memory was 136.1MB in the beginning and 317.0MB in the end (delta: -180.9MB). Peak memory consumption was 623.1MB. Max. memory is 16.1GB. [2024-11-23 18:47:46,977 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.2MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193586.31ms. Allocated memory was 327.2MB in the beginning and 872.4MB in the end (delta: 545.3MB). Free memory was 136.1MB in the beginning and 317.0MB in the end (delta: -180.9MB). Peak memory consumption was 623.1MB. 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