./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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 dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:08:51,412 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:08:51,545 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-24 01:08:51,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:08:51,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:08:51,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:08:51,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:08:51,591 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:08:51,591 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:08:51,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:08:51,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:08:51,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:08:51,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:08:51,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:08:51,592 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:08:51,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:08:51,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:08:51,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:08:51,593 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-24 01:08:51,593 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-24 01:08:51,593 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-24 01:08:51,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:08:51,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:08:51,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 01:08:51,594 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:08:51,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:08:51,594 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:08:51,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:08:51,595 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:08:51,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:08:51,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:08:51,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:08:51,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:08:51,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:08:51,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:08:51,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:08:51,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:08:51,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:08:51,596 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:08:51,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:08:51,597 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:08:51,597 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:08:51,597 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:08:51,597 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:08:51,597 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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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 -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-11-24 01:08:52,015 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:08:52,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:08:52,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:08:52,038 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:08:52,039 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:08:52,040 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-24 01:08:56,105 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/4cb4a3897/7670f3e43ece4f58a7d29b6892bfb045/FLAG598bc1084 [2024-11-24 01:09:01,091 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:09:01,092 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-24 01:09:01,898 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/4cb4a3897/7670f3e43ece4f58a7d29b6892bfb045/FLAG598bc1084 [2024-11-24 01:09:01,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/4cb4a3897/7670f3e43ece4f58a7d29b6892bfb045 [2024-11-24 01:09:01,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:09:01,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:09:01,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:09:01,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:09:01,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:09:01,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:01" (1/1) ... [2024-11-24 01:09:01,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b0df494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:01, skipping insertion in model container [2024-11-24 01:09:01,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:01" (1/1) ... [2024-11-24 01:09:04,015 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:09:05,474 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-24 01:09:05,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@207e6cf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:05, skipping insertion in model container [2024-11-24 01:09:05,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:09:05,480 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-24 01:09:05,483 INFO L158 Benchmark]: Toolchain (without parser) took 3543.71ms. Allocated memory was 335.5MB in the beginning and 369.1MB in the end (delta: 33.6MB). Free memory was 187.1MB in the beginning and 134.6MB in the end (delta: 52.5MB). Peak memory consumption was 185.8MB. Max. memory is 16.1GB. [2024-11-24 01:09:05,486 INFO L158 Benchmark]: CDTParser took 2.30ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:09:05,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3540.01ms. Allocated memory was 335.5MB in the beginning and 369.1MB in the end (delta: 33.6MB). Free memory was 186.8MB in the beginning and 134.6MB in the end (delta: 52.1MB). Peak memory consumption was 185.8MB. Max. memory is 16.1GB. [2024-11-24 01:09:05,491 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.30ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.5MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3540.01ms. Allocated memory was 335.5MB in the beginning and 369.1MB in the end (delta: 33.6MB). Free memory was 186.8MB in the beginning and 134.6MB in the end (delta: 52.1MB). Peak memory consumption was 185.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 34774]: 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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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 dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:09:09,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:09:09,634 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-24 01:09:09,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:09:09,650 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:09:09,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:09:09,714 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:09:09,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:09:09,715 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:09:09,716 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:09:09,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:09:09,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:09:09,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:09:09,718 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:09:09,718 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:09:09,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:09:09,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:09:09,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:09:09,720 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-24 01:09:09,720 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:09:09,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 01:09:09,722 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:09:09,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:09:09,722 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:09:09,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:09:09,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:09:09,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:09:09,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:09:09,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:09:09,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:09:09,723 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:09:09,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:09:09,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:09:09,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:09:09,725 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:09:09,725 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:09:09,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:09:09,726 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:09:09,726 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:09:09,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:09:09,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:09:09,726 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_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/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 -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-11-24 01:09:10,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:09:10,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:09:10,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:09:10,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:09:10,233 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:09:10,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-24 01:09:14,625 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/c13bfb976/74426bb33573459daba9b7b42b13b83a/FLAG93f56a4f1 [2024-11-24 01:09:20,582 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:09:20,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-24 01:09:21,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/c13bfb976/74426bb33573459daba9b7b42b13b83a/FLAG93f56a4f1 [2024-11-24 01:09:21,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b3d9e3c-d1a6-456c-b76e-21b46257cbec/bin/uautomizer-verify-LYvppIcaGC/data/c13bfb976/74426bb33573459daba9b7b42b13b83a [2024-11-24 01:09:21,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:09:21,139 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:09:21,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:09:21,142 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:09:21,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:09:21,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:21" (1/1) ... [2024-11-24 01:09:21,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b7da2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:21, skipping insertion in model container [2024-11-24 01:09:21,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:21" (1/1) ... [2024-11-24 01:09:22,424 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:12:50,858 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-24 01:12:50,859 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51b9b00e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:12:50, skipping insertion in model container [2024-11-24 01:12:50,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:12:50,860 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-24 01:12:50,867 INFO L158 Benchmark]: Toolchain (without parser) took 209722.52ms. Allocated memory was 377.5MB in the beginning and 687.9MB in the end (delta: 310.4MB). Free memory was 224.2MB in the beginning and 77.0MB in the end (delta: 147.2MB). Peak memory consumption was 547.2MB. Max. memory is 16.1GB. [2024-11-24 01:12:50,867 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:12:50,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209718.63ms. Allocated memory was 377.5MB in the beginning and 687.9MB in the end (delta: 310.4MB). Free memory was 224.2MB in the beginning and 77.0MB in the end (delta: 147.2MB). Peak memory consumption was 547.2MB. Max. memory is 16.1GB. [2024-11-24 01:12:50,873 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 209718.63ms. Allocated memory was 377.5MB in the beginning and 687.9MB in the end (delta: 310.4MB). Free memory was 224.2MB in the beginning and 77.0MB in the end (delta: 147.2MB). Peak memory consumption was 547.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51819]: 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