./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/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_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1bb52c2c8358e3c2538f1e04d3a99b49dbe4f01f80540d7dd49d2d86205e273 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:38:27,659 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:38:27,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-27 23:38:27,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:38:27,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:38:27,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:38:27,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:38:27,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:38:27,820 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:38:27,820 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:38:27,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:38:27,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:38:27,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:38:27,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:38:27,822 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:38:27,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:38:27,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:38:27,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:38:27,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:38:27,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:38:27,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:38:27,823 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:27,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:27,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:27,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 23:38:27,825 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:38:27,827 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:38:27,827 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:38:27,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:38:27,828 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_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/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 ! overflow) ) 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 -> b1bb52c2c8358e3c2538f1e04d3a99b49dbe4f01f80540d7dd49d2d86205e273 [2024-11-27 23:38:28,148 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:38:28,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:38:28,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:38:28,162 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:38:28,162 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:38:28,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c [2024-11-27 23:38:31,268 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/3cf6d4dbf/9836feb20cca478394235a364dd9118d/FLAG993afb4a2 [2024-11-27 23:38:35,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:38:35,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c [2024-11-27 23:38:35,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/3cf6d4dbf/9836feb20cca478394235a364dd9118d/FLAG993afb4a2 [2024-11-27 23:38:35,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/3cf6d4dbf/9836feb20cca478394235a364dd9118d [2024-11-27 23:38:35,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:38:35,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:38:35,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:38:35,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:38:35,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:38:35,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:35" (1/1) ... [2024-11-27 23:38:35,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71470f0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:35, skipping insertion in model container [2024-11-27 23:38:35,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:35" (1/1) ... [2024-11-27 23:38:37,227 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:38:38,159 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-27 23:38:38,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54dc6d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:38, skipping insertion in model container [2024-11-27 23:38:38,160 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:38:38,160 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 23:38:38,166 INFO L158 Benchmark]: Toolchain (without parser) took 2318.11ms. Allocated memory was 427.8MB in the beginning and 1.0GB in the end (delta: 578.8MB). Free memory was 258.8MB in the beginning and 747.8MB in the end (delta: -489.0MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. [2024-11-27 23:38:38,166 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:38:38,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2315.21ms. Allocated memory was 427.8MB in the beginning and 1.0GB in the end (delta: 578.8MB). Free memory was 258.5MB in the beginning and 747.8MB in the end (delta: -489.3MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. [2024-11-27 23:38:38,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 142.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2315.21ms. Allocated memory was 427.8MB in the beginning and 1.0GB in the end (delta: 578.8MB). Free memory was 258.5MB in the beginning and 747.8MB in the end (delta: -489.3MB). Peak memory consumption was 136.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 34738]: 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_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/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_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1bb52c2c8358e3c2538f1e04d3a99b49dbe4f01f80540d7dd49d2d86205e273 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:38:40,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:38:40,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-27 23:38:40,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:38:40,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:38:40,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-27 23:38:40,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:38:40,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:38:40,962 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:38:40,963 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:38:40,963 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:38:40,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 23:38:40,963 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 23:38:40,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:38:40,963 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:38:40,963 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:38:40,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-27 23:38:40,964 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:38:40,965 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 23:38:40,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:40,966 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 23:38:40,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 23:38:40,967 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:38:40,967 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 23:38:40,967 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 23:38:40,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 23:38:40,968 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-27 23:38:40,968 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-27 23:38:40,968 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 23:38:40,969 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 23:38:40,969 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 23:38:40,969 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 23:38:40,969 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_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/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 ! overflow) ) 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 -> b1bb52c2c8358e3c2538f1e04d3a99b49dbe4f01f80540d7dd49d2d86205e273 [2024-11-27 23:38:41,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:38:41,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:38:41,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:38:41,323 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:38:41,324 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:38:41,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c [2024-11-27 23:38:44,291 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/2dfcc4521/76d851f79537404c9b524a7e89bd6b33/FLAGa578959de [2024-11-27 23:38:47,990 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:38:47,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/sv-benchmarks/c/coreutils-v8.31/csplit_3args_ok.c [2024-11-27 23:38:48,375 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/2dfcc4521/76d851f79537404c9b524a7e89bd6b33/FLAGa578959de [2024-11-27 23:38:48,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97c8ba5d-76ef-4568-a450-0c0dcd253fa2/bin/uautomizer-verify-aQ6SnzHsRB/data/2dfcc4521/76d851f79537404c9b524a7e89bd6b33 [2024-11-27 23:38:48,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:38:48,871 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:38:48,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:38:48,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:38:48,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:38:48,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:48" (1/1) ... [2024-11-27 23:38:48,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@467f0c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:38:48, skipping insertion in model container [2024-11-27 23:38:48,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:38:48" (1/1) ... [2024-11-27 23:38:49,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:41:37,528 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-27 23:41:37,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4877b9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:41:37, skipping insertion in model container [2024-11-27 23:41:37,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:41:37,530 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-27 23:41:37,533 INFO L158 Benchmark]: Toolchain (without parser) took 168660.74ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 270.0MB in the beginning and 564.8MB in the end (delta: -294.8MB). Peak memory consumption was 635.0MB. Max. memory is 16.1GB. [2024-11-27 23:41:37,534 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:41:37,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168658.43ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 269.5MB in the beginning and 564.8MB in the end (delta: -295.3MB). Peak memory consumption was 635.0MB. Max. memory is 16.1GB. [2024-11-27 23:41:37,535 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 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168658.43ms. Allocated memory was 436.2MB in the beginning and 872.4MB in the end (delta: 436.2MB). Free memory was 269.5MB in the beginning and 564.8MB in the end (delta: -295.3MB). Peak memory consumption was 635.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 51724]: 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