./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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 96300383e657138c1e75b3c6a8a026893d1a88f41e1e98cc3bfbb3f10d442ecc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:09:05,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:09:05,461 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-12-02 15:09:05,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:09:05,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:09:05,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:09:05,491 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:09:05,491 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:09:05,492 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:09:05,492 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:09:05,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:09:05,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:09:05,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:09:05,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:09:05,493 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:09:05,493 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:09:05,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:09:05,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 15:09:05,494 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:09:05,495 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:09:05,495 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:09:05,495 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:09:05,495 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:09:05,495 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:09:05,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:09:05,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:09:05,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 15:09:05,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 15:09:05,497 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:09:05,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:09:05,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:09:05,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:09:05,497 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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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 -> 96300383e657138c1e75b3c6a8a026893d1a88f41e1e98cc3bfbb3f10d442ecc [2024-12-02 15:09:05,791 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:09:05,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:09:05,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:09:05,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:09:05,807 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:09:05,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c [2024-12-02 15:09:09,184 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/a219aa3dd/5529fbd4b72846f0980a62b9389c804c/FLAG73de6e741 [2024-12-02 15:09:11,651 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:09:11,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c [2024-12-02 15:09:11,994 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/a219aa3dd/5529fbd4b72846f0980a62b9389c804c/FLAG73de6e741 [2024-12-02 15:09:12,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/a219aa3dd/5529fbd4b72846f0980a62b9389c804c [2024-12-02 15:09:12,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:09:12,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:09:12,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:09:12,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:09:12,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:09:12,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:12" (1/1) ... [2024-12-02 15:09:12,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a7c4ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:12, skipping insertion in model container [2024-12-02 15:09:12,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:12" (1/1) ... [2024-12-02 15:09:12,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:09:13,438 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-02 15:09:13,443 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4df7ec77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:13, skipping insertion in model container [2024-12-02 15:09:13,443 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:09:13,443 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 15:09:13,445 INFO L158 Benchmark]: Toolchain (without parser) took 1433.09ms. Allocated memory was 310.4MB in the beginning and 738.2MB in the end (delta: 427.8MB). Free memory was 138.9MB in the beginning and 490.5MB in the end (delta: -351.6MB). Peak memory consumption was 176.7MB. Max. memory is 16.1GB. [2024-12-02 15:09:13,446 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:09:13,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.66ms. Allocated memory was 310.4MB in the beginning and 738.2MB in the end (delta: 427.8MB). Free memory was 138.9MB in the beginning and 490.5MB in the end (delta: -351.6MB). Peak memory consumption was 176.7MB. Max. memory is 16.1GB. [2024-12-02 15:09:13,447 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 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.66ms. Allocated memory was 310.4MB in the beginning and 738.2MB in the end (delta: 427.8MB). Free memory was 138.9MB in the beginning and 490.5MB in the end (delta: -351.6MB). Peak memory consumption was 176.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35263]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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 96300383e657138c1e75b3c6a8a026893d1a88f41e1e98cc3bfbb3f10d442ecc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:09:15,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:09:15,414 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-12-02 15:09:15,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:09:15,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:09:15,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:09:15,444 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:09:15,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:09:15,445 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:09:15,445 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:09:15,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:09:15,445 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:09:15,445 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:09:15,446 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 15:09:15,446 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:09:15,447 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:09:15,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:09:15,447 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:09:15,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:09:15,448 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:09:15,448 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_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/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 -> 96300383e657138c1e75b3c6a8a026893d1a88f41e1e98cc3bfbb3f10d442ecc [2024-12-02 15:09:15,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:09:15,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:09:15,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:09:15,718 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:09:15,718 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:09:15,720 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c [2024-12-02 15:09:18,352 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/ac3fa9fb0/0b28a1dac6614bc1aab16080ddfc30c9/FLAGd61441282 [2024-12-02 15:09:20,661 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:09:20,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_812-816-605_csa_uaf.c [2024-12-02 15:09:20,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/ac3fa9fb0/0b28a1dac6614bc1aab16080ddfc30c9/FLAGd61441282 [2024-12-02 15:09:20,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c419bd3b-73f3-48d7-b9fb-a3d26fe4da8d/bin/uautomizer-verify-84ZbGMXZE1/data/ac3fa9fb0/0b28a1dac6614bc1aab16080ddfc30c9 [2024-12-02 15:09:21,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:09:21,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:09:21,002 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:09:21,002 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:09:21,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:09:21,006 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:20" (1/1) ... [2024-12-02 15:09:21,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f624692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:09:21, skipping insertion in model container [2024-12-02 15:09:21,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:09:20" (1/1) ... [2024-12-02 15:09:21,749 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:12:08,689 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-02 15:12:08,696 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 15:12:08,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62a956a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:12:08, skipping insertion in model container [2024-12-02 15:12:08,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:12:08,701 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 15:12:08,704 INFO L158 Benchmark]: Toolchain (without parser) took 167701.45ms. Allocated memory was 318.8MB in the beginning and 704.6MB in the end (delta: 385.9MB). Free memory was 137.1MB in the beginning and 329.9MB in the end (delta: -192.8MB). Peak memory consumption was 493.9MB. Max. memory is 16.1GB. [2024-12-02 15:12:08,704 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:12:08,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 167699.35ms. Allocated memory was 318.8MB in the beginning and 704.6MB in the end (delta: 385.9MB). Free memory was 136.9MB in the beginning and 329.9MB in the end (delta: -193.0MB). Peak memory consumption was 493.9MB. Max. memory is 16.1GB. [2024-12-02 15:12:08,711 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 167699.35ms. Allocated memory was 318.8MB in the beginning and 704.6MB in the end (delta: 385.9MB). Free memory was 136.9MB in the beginning and 329.9MB in the end (delta: -193.0MB). Peak memory consumption was 493.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 52316]: 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