./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:07,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:07,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-19 05:21:07,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:07,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:07,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:07,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:07,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:07,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:07,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:07,506 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:07,507 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:07,508 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:07,510 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:21:07,510 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:07,511 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:07,511 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:21:07,512 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:21:07,512 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:07,513 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:21:07,513 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:21:07,514 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:21:07,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 05:21:07,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 05:21:07,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:07,517 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:07,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:07,518 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:07,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:07,519 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 05:21:07,520 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 05:21:07,520 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 05:21:07,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:07,521 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:21:07,521 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:21:07,521 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:07,522 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:07,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:07,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:07,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:07,523 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:07,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:07,523 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:21:07,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:21:07,524 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:07,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:07,525 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-11-19 05:21:07,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:07,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:07,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:07,916 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:07,916 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:07,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-11-19 05:21:11,133 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:11,393 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:11,394 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-11-19 05:21:11,410 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/f2037f28c/f9189cd2f8a748b696f1fe439d4e4849/FLAG5c8d7bbdf [2023-11-19 05:21:11,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/f2037f28c/f9189cd2f8a748b696f1fe439d4e4849 [2023-11-19 05:21:11,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:11,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:11,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:11,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:11,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:11,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:11" (1/1) ... [2023-11-19 05:21:11,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77cda87f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:11, skipping insertion in model container [2023-11-19 05:21:11,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:11" (1/1) ... [2023-11-19 05:21:11,771 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:12,047 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-11-19 05:21:12,048 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@84ebd03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:12, skipping insertion in model container [2023-11-19 05:21:12,049 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:12,050 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:21:12,052 INFO L158 Benchmark]: Toolchain (without parser) took 340.60ms. Allocated memory is still 169.9MB. Free memory was 120.4MB in the beginning and 109.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:21:12,053 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 169.9MB. Free memory was 136.0MB in the beginning and 136.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:12,054 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.71ms. Allocated memory is still 169.9MB. Free memory was 120.0MB in the beginning and 109.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:21:12,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 169.9MB. Free memory was 136.0MB in the beginning and 136.0MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.71ms. Allocated memory is still 169.9MB. Free memory was 120.0MB in the beginning and 109.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:14,702 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:14,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-19 05:21:14,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:14,798 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:14,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:14,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:14,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:14,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:14,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:14,830 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:14,831 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:14,831 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:14,832 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:14,833 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:14,833 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:14,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 05:21:14,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 05:21:14,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:14,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:14,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:14,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:14,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:14,843 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 05:21:14,843 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 05:21:14,843 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 05:21:14,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:14,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:21:14,845 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:21:14,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:21:14,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:21:14,847 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:14,847 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:14,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:14,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:21:14,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:14,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:14,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:14,850 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:14,850 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:21:14,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:21:14,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:14,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:14,851 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-11-19 05:21:15,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:15,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:15,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:15,315 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:15,316 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:15,318 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-11-19 05:21:18,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:18,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:18,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-11-19 05:21:18,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/f9108b7a0/fd6878f342f04732af993c71093b6d6c/FLAG599e7303d [2023-11-19 05:21:19,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc57f225-977f-4e8e-af53-2a0737bbcf31/bin/utaipan-verify-t7M7D8N6sZ/data/f9108b7a0/fd6878f342f04732af993c71093b6d6c [2023-11-19 05:21:19,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:19,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:19,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:19,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:19,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:19,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:19" (1/1) ... [2023-11-19 05:21:19,026 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a6f2975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:19, skipping insertion in model container [2023-11-19 05:21:19,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:19" (1/1) ... [2023-11-19 05:21:19,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:19,386 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-11-19 05:21:19,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fcbfcf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:19, skipping insertion in model container [2023-11-19 05:21:19,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:19,388 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:21:19,390 INFO L158 Benchmark]: Toolchain (without parser) took 371.46ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 46.4MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:21:19,391 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 146.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:19,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.97ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 46.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 05:21:19,394 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 57.6MB in the beginning and 57.4MB in the end (delta: 146.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.97ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 46.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: 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