./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/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_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/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_5aa39875-55a3-486a-834e-3ffe5c16e426/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_5aa39875-55a3-486a-834e-3ffe5c16e426/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 dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:30:58,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:30:58,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-12-02 14:30:58,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:30:58,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:30:58,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:30:58,335 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:30:58,335 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:30:58,335 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:30:58,335 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:30:58,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:30:58,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:30:58,336 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:30:58,336 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:30:58,336 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:30:58,337 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:30:58,337 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:30:58,338 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:30:58,338 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:30:58,339 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:30:58,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:30:58,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:30:58,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:30:58,340 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_5aa39875-55a3-486a-834e-3ffe5c16e426/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 -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-12-02 14:30:58,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:30:58,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:30:58,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:30:58,605 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:30:58,606 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:30:58,607 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-12-02 14:31:01,744 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/1163f4a8e/299c8ccbebe345e09e42deabcc88126a/FLAGc2fabebfc [2024-12-02 14:31:04,258 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:31:04,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-12-02 14:31:04,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/1163f4a8e/299c8ccbebe345e09e42deabcc88126a/FLAGc2fabebfc [2024-12-02 14:31:04,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/1163f4a8e/299c8ccbebe345e09e42deabcc88126a [2024-12-02 14:31:04,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:31:04,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:31:04,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:31:04,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:31:04,662 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:31:04,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:31:04" (1/1) ... [2024-12-02 14:31:04,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd9e8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:31:04, skipping insertion in model container [2024-12-02 14:31:04,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:31:04" (1/1) ... [2024-12-02 14:31:05,608 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:31:06,289 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-02 14:31:06,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@686be076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:31:06, skipping insertion in model container [2024-12-02 14:31:06,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:31:06,291 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 14:31:06,293 INFO L158 Benchmark]: Toolchain (without parser) took 1637.08ms. Allocated memory was 310.4MB in the beginning and 595.6MB in the end (delta: 285.2MB). Free memory was 144.2MB in the beginning and 356.1MB in the end (delta: -211.9MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. [2024-12-02 14:31:06,294 INFO L158 Benchmark]: CDTParser took 0.34ms. 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 14:31:06,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1634.38ms. Allocated memory was 310.4MB in the beginning and 595.6MB in the end (delta: 285.2MB). Free memory was 144.2MB in the beginning and 356.1MB in the end (delta: -211.9MB). Peak memory consumption was 187.7MB. Max. memory is 16.1GB. [2024-12-02 14:31:06,296 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 142.6MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1634.38ms. Allocated memory was 310.4MB in the beginning and 595.6MB in the end (delta: 285.2MB). Free memory was 144.2MB in the beginning and 356.1MB in the end (delta: -211.9MB). Peak memory consumption was 187.7MB. 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_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/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_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/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_5aa39875-55a3-486a-834e-3ffe5c16e426/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_5aa39875-55a3-486a-834e-3ffe5c16e426/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 dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:31:08,586 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:31:08,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-12-02 14:31:08,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:31:08,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:31:08,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:31:08,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:31:08,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:31:08,707 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:31:08,707 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:31:08,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:31:08,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:31:08,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:31:08,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:31:08,708 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:31:08,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:31:08,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:31:08,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:31:08,708 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:31:08,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:31:08,709 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:31:08,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:31:08,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:31:08,711 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:31:08,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:31:08,711 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_5aa39875-55a3-486a-834e-3ffe5c16e426/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 -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-12-02 14:31:08,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:31:08,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:31:08,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:31:08,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:31:08,991 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:31:08,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-12-02 14:31:12,177 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/341a2b70b/e6e23cb5127a423a9c2f551bb44c2be0/FLAGceb1624f4 [2024-12-02 14:31:14,725 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:31:14,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-12-02 14:31:15,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/341a2b70b/e6e23cb5127a423a9c2f551bb44c2be0/FLAGceb1624f4 [2024-12-02 14:31:15,104 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5aa39875-55a3-486a-834e-3ffe5c16e426/bin/uautomizer-verify-84ZbGMXZE1/data/341a2b70b/e6e23cb5127a423a9c2f551bb44c2be0 [2024-12-02 14:31:15,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:31:15,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:31:15,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:31:15,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:31:15,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:31:15,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:31:15" (1/1) ... [2024-12-02 14:31:15,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677ebd5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:31:15, skipping insertion in model container [2024-12-02 14:31:15,115 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:31:15" (1/1) ... [2024-12-02 14:31:16,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:34:37,907 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 14:34:37,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3de1af23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:34:37, skipping insertion in model container [2024-12-02 14:34:37,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:34:37,908 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 14:34:37,911 INFO L158 Benchmark]: Toolchain (without parser) took 202802.11ms. Allocated memory was 335.5MB in the beginning and 679.5MB in the end (delta: 343.9MB). Free memory was 135.2MB in the beginning and 189.9MB in the end (delta: -54.7MB). Peak memory consumption was 455.0MB. Max. memory is 16.1GB. [2024-12-02 14:34:37,912 INFO L158 Benchmark]: CDTParser took 0.38ms. 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 14:34:37,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202799.15ms. Allocated memory was 335.5MB in the beginning and 679.5MB in the end (delta: 343.9MB). Free memory was 135.0MB in the beginning and 189.9MB in the end (delta: -54.9MB). Peak memory consumption was 455.0MB. Max. memory is 16.1GB. [2024-12-02 14:34:37,916 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202799.15ms. Allocated memory was 335.5MB in the beginning and 679.5MB in the end (delta: 343.9MB). Free memory was 135.0MB in the beginning and 189.9MB in the end (delta: -54.9MB). Peak memory consumption was 455.0MB. 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