./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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 2645d30cfccb09a95ff840c66ce5ad022c8c193eaaf2f009779d4508cfb04346 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:27:13,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:27:13,705 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-12-02 07:27:13,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:27:13,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:27:13,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:27:13,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:27:13,731 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:27:13,731 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:27:13,731 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:27:13,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:27:13,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:27:13,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:27:13,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:27:13,732 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:27:13,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:27:13,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:27:13,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:27:13,734 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:13,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:13,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:13,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:27:13,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:27:13,735 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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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 -> 2645d30cfccb09a95ff840c66ce5ad022c8c193eaaf2f009779d4508cfb04346 [2024-12-02 07:27:13,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:27:13,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:27:13,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:27:13,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:27:13,949 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:27:13,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c [2024-12-02 07:27:16,603 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/bb0d9dd25/e31562bcf259406fa9b6cb5beb2b0b99/FLAG12cfeb078 [2024-12-02 07:27:18,975 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:27:18,975 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c [2024-12-02 07:27:19,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/bb0d9dd25/e31562bcf259406fa9b6cb5beb2b0b99/FLAG12cfeb078 [2024-12-02 07:27:19,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/bb0d9dd25/e31562bcf259406fa9b6cb5beb2b0b99 [2024-12-02 07:27:19,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:27:19,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:27:19,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:27:19,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:27:19,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:27:19,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:19" (1/1) ... [2024-12-02 07:27:19,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9789505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:19, skipping insertion in model container [2024-12-02 07:27:19,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:19" (1/1) ... [2024-12-02 07:27:20,113 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:27:20,740 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-02 07:27:20,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2759a548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:20, skipping insertion in model container [2024-12-02 07:27:20,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:27:20,741 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 07:27:20,743 INFO L158 Benchmark]: Toolchain (without parser) took 1446.39ms. Allocated memory was 327.2MB in the beginning and 838.9MB in the end (delta: 511.7MB). Free memory was 117.9MB in the beginning and 568.2MB in the end (delta: -450.3MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. [2024-12-02 07:27:20,743 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:27:20,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1444.12ms. Allocated memory was 327.2MB in the beginning and 838.9MB in the end (delta: 511.7MB). Free memory was 116.6MB in the beginning and 568.2MB in the end (delta: -451.6MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. [2024-12-02 07:27:20,745 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1444.12ms. Allocated memory was 327.2MB in the beginning and 838.9MB in the end (delta: 511.7MB). Free memory was 116.6MB in the beginning and 568.2MB in the end (delta: -451.6MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 34745]: 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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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 2645d30cfccb09a95ff840c66ce5ad022c8c193eaaf2f009779d4508cfb04346 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:27:22,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:27:22,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-12-02 07:27:22,626 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:27:22,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:27:22,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:27:22,649 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:27:22,649 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:27:22,649 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:27:22,649 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:27:22,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:27:22,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:27:22,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:27:22,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 07:27:22,650 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:27:22,651 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:22,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:22,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:27:22,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:27:22,652 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:27:22,653 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:27:22,653 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:27:22,653 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:27:22,653 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:27:22,653 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:27:22,653 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_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/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 -> 2645d30cfccb09a95ff840c66ce5ad022c8c193eaaf2f009779d4508cfb04346 [2024-12-02 07:27:22,873 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:27:22,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:27:22,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:27:22,882 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:27:22,882 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:27:22,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c [2024-12-02 07:27:25,467 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/0052494c6/f25cf8fad8d54d689fd6b31a5ae636a3/FLAGa7088d5f9 [2024-12-02 07:27:27,598 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:27:27,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/sv-benchmarks/c/coreutils-v8.31/csplit_3args_klee-sa_ko_281-353_csa_nd.c [2024-12-02 07:27:27,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/0052494c6/f25cf8fad8d54d689fd6b31a5ae636a3/FLAGa7088d5f9 [2024-12-02 07:27:28,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3fac6d0-9a6c-424d-9bf7-80bb6111bb05/bin/uautomizer-verify-84ZbGMXZE1/data/0052494c6/f25cf8fad8d54d689fd6b31a5ae636a3 [2024-12-02 07:27:28,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:27:28,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:27:28,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:27:28,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:27:28,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:27:28,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:28" (1/1) ... [2024-12-02 07:27:28,068 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d90b238 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:27:28, skipping insertion in model container [2024-12-02 07:27:28,068 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:27:28" (1/1) ... [2024-12-02 07:27:28,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:30:02,377 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 07:30:02,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43b5ed4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:30:02, skipping insertion in model container [2024-12-02 07:30:02,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:30:02,379 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 07:30:02,381 INFO L158 Benchmark]: Toolchain (without parser) took 154316.65ms. Allocated memory was 444.6MB in the beginning and 637.5MB in the end (delta: 192.9MB). Free memory was 286.1MB in the beginning and 130.0MB in the end (delta: 156.0MB). Peak memory consumption was 463.5MB. Max. memory is 16.1GB. [2024-12-02 07:30:02,382 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:30:02,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 154314.86ms. Allocated memory was 444.6MB in the beginning and 637.5MB in the end (delta: 192.9MB). Free memory was 285.9MB in the beginning and 130.0MB in the end (delta: 155.9MB). Peak memory consumption was 463.5MB. Max. memory is 16.1GB. [2024-12-02 07:30:02,384 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 154314.86ms. Allocated memory was 444.6MB in the beginning and 637.5MB in the end (delta: 192.9MB). Free memory was 285.9MB in the beginning and 130.0MB in the end (delta: 155.9MB). Peak memory consumption was 463.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51732]: 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