./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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 dc2a35d51616611cc7e8ff8746405161638ce9ee4df8b5464f40512cbeba5d55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:12:42,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:12:42,631 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-27 20:12:42,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:12:42,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:12:42,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:12:42,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:12:42,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:12:42,691 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:12:42,691 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:12:42,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:12:42,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:12:42,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:12:42,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:12:42,692 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:12:42,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:12:42,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:12:42,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:12:42,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:12:42,694 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:12:42,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:12:42,694 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:12:42,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:12:42,695 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:12:42,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:12:42,700 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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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 -> dc2a35d51616611cc7e8ff8746405161638ce9ee4df8b5464f40512cbeba5d55 [2024-11-27 20:12:43,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:12:43,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:12:43,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:12:43,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:12:43,105 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:12:43,108 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c [2024-11-27 20:12:46,385 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/06f0cd036/6e55a31810b64edcabea6ce1e95e84b7/FLAG02cce03cd [2024-11-27 20:12:50,253 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:12:50,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c [2024-11-27 20:12:51,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/06f0cd036/6e55a31810b64edcabea6ce1e95e84b7/FLAG02cce03cd [2024-11-27 20:12:51,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/06f0cd036/6e55a31810b64edcabea6ce1e95e84b7 [2024-11-27 20:12:51,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:12:51,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:12:51,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:12:51,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:12:51,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:12:51,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:12:51" (1/1) ... [2024-11-27 20:12:51,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2a9b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:12:51, skipping insertion in model container [2024-11-27 20:12:51,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:12:51" (1/1) ... [2024-11-27 20:12:52,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:12:53,437 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-27 20:12:53,437 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18cd3e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:12:53, skipping insertion in model container [2024-11-27 20:12:53,438 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:12:53,438 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 20:12:53,441 INFO L158 Benchmark]: Toolchain (without parser) took 2332.79ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 141.6MB in the beginning and 417.6MB in the end (delta: -276.0MB). Peak memory consumption was 192.1MB. Max. memory is 16.1GB. [2024-11-27 20:12:53,441 INFO L158 Benchmark]: CDTParser took 1.53ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:12:53,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2328.90ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 141.4MB in the beginning and 417.6MB in the end (delta: -276.3MB). Peak memory consumption was 192.1MB. Max. memory is 16.1GB. [2024-11-27 20:12:53,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2328.90ms. Allocated memory was 327.2MB in the beginning and 654.3MB in the end (delta: 327.2MB). Free memory was 141.4MB in the beginning and 417.6MB in the end (delta: -276.3MB). Peak memory consumption was 192.1MB. 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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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 dc2a35d51616611cc7e8ff8746405161638ce9ee4df8b5464f40512cbeba5d55 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:12:56,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:12:56,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-27 20:12:56,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:12:56,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:12:56,622 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:12:56,623 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:12:56,623 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:12:56,624 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:12:56,624 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:12:56,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 20:12:56,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 20:12:56,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:12:56,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:12:56,626 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:12:56,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:12:56,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:12:56,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:12:56,628 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-27 20:12:56,628 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-27 20:12:56,628 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-27 20:12:56,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:12:56,629 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:12:56,629 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 20:12:56,630 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:12:56,630 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:12:56,630 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:12:56,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:12:56,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:12:56,631 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 20:12:56,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 20:12:56,632 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 20:12:56,633 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 20:12:56,633 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 20:12:56,633 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 20:12:56,633 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 20:12:56,633 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_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/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 -> dc2a35d51616611cc7e8ff8746405161638ce9ee4df8b5464f40512cbeba5d55 [2024-11-27 20:12:57,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:12:57,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:12:57,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:12:57,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:12:57,051 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:12:57,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c [2024-11-27 20:13:00,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/bc8df442a/c2611294114e41429efc631b9705c999/FLAG8503e6fd4 [2024-11-27 20:13:04,323 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:13:04,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/sv-benchmarks/c/coreutils-v8.31/uniq_3args_klee-sa_ko_345-292_csa_uaf.c [2024-11-27 20:13:04,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/bc8df442a/c2611294114e41429efc631b9705c999/FLAG8503e6fd4 [2024-11-27 20:13:05,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76c5fcad-c9ed-41c9-a2fd-e73fdc068c50/bin/uautomizer-verify-aQ6SnzHsRB/data/bc8df442a/c2611294114e41429efc631b9705c999 [2024-11-27 20:13:05,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:13:05,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:13:05,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:13:05,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:13:05,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:13:05,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:13:05" (1/1) ... [2024-11-27 20:13:05,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b2f123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:13:05, skipping insertion in model container [2024-11-27 20:13:05,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:13:05" (1/1) ... [2024-11-27 20:13:06,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:16:05,912 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-27 20:16:05,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4af6134f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:16:05, skipping insertion in model container [2024-11-27 20:16:05,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:16:05,914 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 20:16:05,916 INFO L158 Benchmark]: Toolchain (without parser) took 180658.76ms. Allocated memory was 251.7MB in the beginning and 570.4MB in the end (delta: 318.8MB). Free memory was 92.7MB in the beginning and 299.4MB in the end (delta: -206.8MB). Peak memory consumption was 427.8MB. Max. memory is 16.1GB. [2024-11-27 20:16:05,916 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:16:05,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 180627.44ms. Allocated memory was 251.7MB in the beginning and 570.4MB in the end (delta: 318.8MB). Free memory was 104.5MB in the beginning and 299.4MB in the end (delta: -194.9MB). Peak memory consumption was 432.0MB. Max. memory is 16.1GB. [2024-11-27 20:16:05,919 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 83.9MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 180627.44ms. Allocated memory was 251.7MB in the beginning and 570.4MB in the end (delta: 318.8MB). Free memory was 104.5MB in the beginning and 299.4MB in the end (delta: -194.9MB). Peak memory consumption was 432.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51611]: 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