./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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:17:14,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:17:14,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-28 02:17:14,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:17:14,557 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:17:14,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:17:14,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:17:14,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:17:14,590 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:17:14,591 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:17:14,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:17:14,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:17:14,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:17:14,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:17:14,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 02:17:14,593 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:17:14,594 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:17:14,594 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:17:14,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:17:14,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:17:14,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:17:14,596 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:17:14,596 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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-11-28 02:17:14,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:17:14,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:17:14,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:17:14,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:17:14,915 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:17:14,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-28 02:17:17,833 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/3da04f855/28142b77d65e430f94273084b6aff205/FLAGdf481d028 [2024-11-28 02:17:21,863 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:17:21,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-28 02:17:22,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/3da04f855/28142b77d65e430f94273084b6aff205/FLAGdf481d028 [2024-11-28 02:17:22,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/3da04f855/28142b77d65e430f94273084b6aff205 [2024-11-28 02:17:22,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:17:22,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:17:22,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:17:22,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:17:22,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:17:22,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:17:22" (1/1) ... [2024-11-28 02:17:22,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bbe7bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:17:22, skipping insertion in model container [2024-11-28 02:17:22,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:17:22" (1/1) ... [2024-11-28 02:17:23,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:17:24,424 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 02:17:24,425 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e2d2ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:17:24, skipping insertion in model container [2024-11-28 02:17:24,429 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:17:24,429 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 02:17:24,432 INFO L158 Benchmark]: Toolchain (without parser) took 1903.38ms. Allocated memory was 310.4MB in the beginning and 855.6MB in the end (delta: 545.3MB). Free memory was 125.5MB in the beginning and 535.4MB in the end (delta: -409.9MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2024-11-28 02:17:24,432 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:17:24,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1900.74ms. Allocated memory was 310.4MB in the beginning and 855.6MB in the end (delta: 545.3MB). Free memory was 125.3MB in the beginning and 535.4MB in the end (delta: -410.1MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2024-11-28 02:17:24,434 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.4MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1900.74ms. Allocated memory was 310.4MB in the beginning and 855.6MB in the end (delta: 545.3MB). Free memory was 125.3MB in the beginning and 535.4MB in the end (delta: -410.1MB). Peak memory consumption was 173.9MB. 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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:17:26,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:17:26,955 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-28 02:17:26,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:17:26,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:17:27,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:17:27,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:17:27,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:17:27,008 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:17:27,009 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:17:27,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:17:27,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:17:27,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:17:27,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:17:27,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:17:27,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:17:27,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:17:27,012 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:17:27,012 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:17:27,013 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:17:27,013 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:17:27,013 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:17:27,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:17:27,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:17:27,030 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:17:27,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:17:27,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:17:27,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:17:27,031 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:17:27,031 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_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc140ee5c693f0c7dd68005a47f55e1fdb87d73181e763d6eb6cb162dbc9c824 [2024-11-28 02:17:27,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:17:27,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:17:27,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:17:27,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:17:27,358 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:17:27,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-28 02:17:30,352 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/c965985e7/6968d80724844121b2058ed97bbc5206/FLAG515479e9b [2024-11-28 02:17:33,824 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:17:33,826 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/sv-benchmarks/c/coreutils-v8.31/split_3args_klee-sa_ko_660-688_csa_nd.c [2024-11-28 02:17:34,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/c965985e7/6968d80724844121b2058ed97bbc5206/FLAG515479e9b [2024-11-28 02:17:34,482 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89cd1bce-e4d3-4b61-809e-1918de552e72/bin/uautomizer-verify-aQ6SnzHsRB/data/c965985e7/6968d80724844121b2058ed97bbc5206 [2024-11-28 02:17:34,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:17:34,486 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:17:34,487 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:17:34,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:17:34,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:17:34,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:17:34" (1/1) ... [2024-11-28 02:17:34,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62998671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:17:34, skipping insertion in model container [2024-11-28 02:17:34,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:17:34" (1/1) ... [2024-11-28 02:17:35,405 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:20:19,328 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 02:20:19,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8c6d6b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:20:19, skipping insertion in model container [2024-11-28 02:20:19,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:20:19,332 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 02:20:19,334 INFO L158 Benchmark]: Toolchain (without parser) took 164847.99ms. Allocated memory is still 536.9MB. Free memory was 372.7MB in the beginning and 189.1MB in the end (delta: 183.6MB). Peak memory consumption was 373.4MB. Max. memory is 16.1GB. [2024-11-28 02:20:19,335 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:19,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164845.45ms. Allocated memory is still 536.9MB. Free memory was 372.7MB in the beginning and 189.1MB in the end (delta: 183.6MB). Peak memory consumption was 373.4MB. Max. memory is 16.1GB. [2024-11-28 02:20:19,339 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 164845.45ms. Allocated memory is still 536.9MB. Free memory was 372.7MB in the beginning and 189.1MB in the end (delta: 183.6MB). Peak memory consumption was 373.4MB. 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