./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_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_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/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_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/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_049da6b1-92f3-4d23-b08d-f8b55781a476/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 2899402c252da13ba3174b5eb3bc490ccdb79faa432aed27ce5022d12a365fea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:31:04,626 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:31:04,717 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-28 04:31:04,723 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:31:04,725 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:31:04,757 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:31:04,757 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:31:04,758 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:31:04,758 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:31:04,758 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:31:04,758 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:31:04,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:31:04,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:31:04,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:31:04,759 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:31:04,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:31:04,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:31:04,760 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:31:04,761 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:04,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:04,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:04,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:31:04,762 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:31:04,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:31:04,763 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:31:04,763 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:31:04,763 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:31:04,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:31:04,763 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_049da6b1-92f3-4d23-b08d-f8b55781a476/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 -> 2899402c252da13ba3174b5eb3bc490ccdb79faa432aed27ce5022d12a365fea [2024-11-28 04:31:05,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:31:05,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:31:05,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:31:05,099 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:31:05,099 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:31:05,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c [2024-11-28 04:31:08,220 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/b7566bc00/f136c79e01694da6ab91099118a1e85e/FLAG67f52c5fc [2024-11-28 04:31:11,670 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:31:11,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c [2024-11-28 04:31:12,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/b7566bc00/f136c79e01694da6ab91099118a1e85e/FLAG67f52c5fc [2024-11-28 04:31:12,416 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/b7566bc00/f136c79e01694da6ab91099118a1e85e [2024-11-28 04:31:12,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:31:12,421 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:31:12,424 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:12,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:31:12,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:31:12,430 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:12" (1/1) ... [2024-11-28 04:31:12,431 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78605f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:12, skipping insertion in model container [2024-11-28 04:31:12,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:12" (1/1) ... [2024-11-28 04:31:13,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:31:14,483 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-11-28 04:31:14,487 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ecef9d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:14, skipping insertion in model container [2024-11-28 04:31:14,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:14,487 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:31:14,489 INFO L158 Benchmark]: Toolchain (without parser) took 2067.08ms. Allocated memory was 327.2MB in the beginning and 914.4MB in the end (delta: 587.2MB). Free memory was 134.4MB in the beginning and 667.7MB in the end (delta: -533.3MB). Peak memory consumption was 182.1MB. Max. memory is 16.1GB. [2024-11-28 04:31:14,489 INFO L158 Benchmark]: CDTParser took 1.55ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:31:14,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2063.74ms. Allocated memory was 327.2MB in the beginning and 914.4MB in the end (delta: 587.2MB). Free memory was 134.3MB in the beginning and 667.7MB in the end (delta: -533.4MB). Peak memory consumption was 182.1MB. Max. memory is 16.1GB. [2024-11-28 04:31:14,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2063.74ms. Allocated memory was 327.2MB in the beginning and 914.4MB in the end (delta: 587.2MB). Free memory was 134.3MB in the beginning and 667.7MB in the end (delta: -533.4MB). Peak memory consumption was 182.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35790]: 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_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/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_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/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_049da6b1-92f3-4d23-b08d-f8b55781a476/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 2899402c252da13ba3174b5eb3bc490ccdb79faa432aed27ce5022d12a365fea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:31:16,968 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:31:17,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-11-28 04:31:17,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:31:17,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:31:17,140 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:31:17,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:31:17,141 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:31:17,141 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:31:17,142 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:31:17,142 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:31:17,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:31:17,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:31:17,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:31:17,142 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:31:17,143 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:31:17,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:31:17,144 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:17,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:17,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:31:17,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:31:17,145 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:31:17,146 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:31:17,146 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:31:17,146 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:31:17,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:31:17,146 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_049da6b1-92f3-4d23-b08d-f8b55781a476/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 -> 2899402c252da13ba3174b5eb3bc490ccdb79faa432aed27ce5022d12a365fea [2024-11-28 04:31:17,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:31:17,468 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:31:17,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:31:17,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:31:17,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:31:17,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c [2024-11-28 04:31:20,581 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/d735588aa/0e52bd71382b4402ba6e329335999126/FLAG5a5309286 [2024-11-28 04:31:24,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:31:24,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_194-351_csa_nd.c [2024-11-28 04:31:25,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/d735588aa/0e52bd71382b4402ba6e329335999126/FLAG5a5309286 [2024-11-28 04:31:25,128 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049da6b1-92f3-4d23-b08d-f8b55781a476/bin/uautomizer-verify-aQ6SnzHsRB/data/d735588aa/0e52bd71382b4402ba6e329335999126 [2024-11-28 04:31:25,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:31:25,134 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:31:25,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:31:25,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:31:25,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:31:25,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:25" (1/1) ... [2024-11-28 04:31:25,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb68b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:31:25, skipping insertion in model container [2024-11-28 04:31:25,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:31:25" (1/1) ... [2024-11-28 04:31:26,427 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:34:33,010 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-28 04:34:33,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16f55a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:33, skipping insertion in model container [2024-11-28 04:34:33,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:34:33,018 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-28 04:34:33,020 INFO L158 Benchmark]: Toolchain (without parser) took 187885.05ms. Allocated memory was 402.7MB in the beginning and 687.9MB in the end (delta: 285.2MB). Free memory was 247.2MB in the beginning and 136.3MB in the end (delta: 110.9MB). Peak memory consumption was 501.0MB. Max. memory is 16.1GB. [2024-11-28 04:34:33,022 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:34:33,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 187882.07ms. Allocated memory was 402.7MB in the beginning and 687.9MB in the end (delta: 285.2MB). Free memory was 247.2MB in the beginning and 136.3MB in the end (delta: 110.9MB). Peak memory consumption was 501.0MB. Max. memory is 16.1GB. [2024-11-28 04:34:33,025 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 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 187882.07ms. Allocated memory was 402.7MB in the beginning and 687.9MB in the end (delta: 285.2MB). Free memory was 247.2MB in the beginning and 136.3MB in the end (delta: 110.9MB). Peak memory consumption was 501.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 52983]: 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