./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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 4e52675be63ff15e9fedf9c0ced8d7f628fe8b5fe017955f25f0f97119a9f62b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:53:09,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:53:09,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-12-02 12:53:09,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:53:09,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:53:09,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:53:09,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:53:09,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:53:09,793 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:53:09,793 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:53:09,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:53:09,794 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:53:09,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:53:09,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:53:09,794 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:53:09,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:53:09,795 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:53:09,796 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:53:09,796 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:53:09,796 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:53:09,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:53:09,797 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:53:09,797 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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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 -> 4e52675be63ff15e9fedf9c0ced8d7f628fe8b5fe017955f25f0f97119a9f62b [2024-12-02 12:53:10,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:53:10,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:53:10,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:53:10,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:53:10,020 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:53:10,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c [2024-12-02 12:53:12,698 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/59203f0e3/ceb0feb118ed4dcf9ef33edcd77c643e/FLAGfbf7e573c [2024-12-02 12:53:15,002 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:53:15,003 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c [2024-12-02 12:53:15,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/59203f0e3/ceb0feb118ed4dcf9ef33edcd77c643e/FLAGfbf7e573c [2024-12-02 12:53:15,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/59203f0e3/ceb0feb118ed4dcf9ef33edcd77c643e [2024-12-02 12:53:15,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:53:15,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:53:15,405 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:53:15,405 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:53:15,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:53:15,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:53:15" (1/1) ... [2024-12-02 12:53:15,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9bb40e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:53:15, skipping insertion in model container [2024-12-02 12:53:15,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:53:15" (1/1) ... [2024-12-02 12:53:16,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:53:16,794 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-02 12:53:16,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@493d9782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:53:16, skipping insertion in model container [2024-12-02 12:53:16,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:53:16,795 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 12:53:16,798 INFO L158 Benchmark]: Toolchain (without parser) took 1393.56ms. Allocated memory was 310.4MB in the beginning and 637.5MB in the end (delta: 327.2MB). Free memory was 94.4MB in the beginning and 387.8MB in the end (delta: -293.4MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. [2024-12-02 12:53:16,799 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:53:16,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1390.62ms. Allocated memory was 310.4MB in the beginning and 637.5MB in the end (delta: 327.2MB). Free memory was 94.4MB in the beginning and 387.8MB in the end (delta: -293.4MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. [2024-12-02 12:53:16,801 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 82.8MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1390.62ms. Allocated memory was 310.4MB in the beginning and 637.5MB in the end (delta: 327.2MB). Free memory was 94.4MB in the beginning and 387.8MB in the end (delta: -293.4MB). Peak memory consumption was 194.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35263]: 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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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 4e52675be63ff15e9fedf9c0ced8d7f628fe8b5fe017955f25f0f97119a9f62b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:53:18,737 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:53:18,819 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-12-02 12:53:18,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:53:18,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:53:18,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:53:18,847 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:53:18,847 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:53:18,847 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:53:18,847 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:53:18,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:53:18,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:53:18,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-02 12:53:18,848 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:53:18,849 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:53:18,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:53:18,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:53:18,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:53:18,850 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:53:18,851 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:53:18,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:53:18,851 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_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/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 -> 4e52675be63ff15e9fedf9c0ced8d7f628fe8b5fe017955f25f0f97119a9f62b [2024-12-02 12:53:19,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:53:19,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:53:19,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:53:19,115 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:53:19,115 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:53:19,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c [2024-12-02 12:53:21,830 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/761f1041d/12c5d698903c4c9e9f755ae7105c9dae/FLAG41b54fbc0 [2024-12-02 12:53:24,087 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:53:24,088 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_884-777_infer_nd.c [2024-12-02 12:53:24,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/761f1041d/12c5d698903c4c9e9f755ae7105c9dae/FLAG41b54fbc0 [2024-12-02 12:53:24,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e52d5e4-15c1-4ecf-bb5b-743e7a4a0a9f/bin/uautomizer-verify-84ZbGMXZE1/data/761f1041d/12c5d698903c4c9e9f755ae7105c9dae [2024-12-02 12:53:24,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:53:24,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:53:24,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:53:24,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:53:24,406 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:53:24,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:53:24" (1/1) ... [2024-12-02 12:53:24,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@430e99c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:53:24, skipping insertion in model container [2024-12-02 12:53:24,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:53:24" (1/1) ... [2024-12-02 12:53:25,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:56:24,270 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-12-02 12:56:24,270 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d56e95f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:56:24, skipping insertion in model container [2024-12-02 12:56:24,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:56:24,271 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-02 12:56:24,274 INFO L158 Benchmark]: Toolchain (without parser) took 179872.67ms. Allocated memory was 302.0MB in the beginning and 704.6MB in the end (delta: 402.7MB). Free memory was 115.9MB in the beginning and 338.6MB in the end (delta: -222.6MB). Peak memory consumption was 489.3MB. Max. memory is 16.1GB. [2024-12-02 12:56:24,274 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:56:24,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179869.97ms. Allocated memory was 302.0MB in the beginning and 704.6MB in the end (delta: 402.7MB). Free memory was 115.8MB in the beginning and 338.6MB in the end (delta: -222.8MB). Peak memory consumption was 489.3MB. Max. memory is 16.1GB. [2024-12-02 12:56:24,277 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179869.97ms. Allocated memory was 302.0MB in the beginning and 704.6MB in the end (delta: 402.7MB). Free memory was 115.8MB in the beginning and 338.6MB in the end (delta: -222.8MB). Peak memory consumption was 489.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 52312]: 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