./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:01:52,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:01:52,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2023-11-12 01:01:52,460 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:01:52,460 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:01:52,504 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:01:52,505 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:01:52,505 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:01:52,507 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:01:52,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:01:52,512 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:01:52,513 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:01:52,514 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:01:52,516 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:01:52,516 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:01:52,517 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:01:52,517 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:01:52,518 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:01:52,518 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:01:52,519 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:01:52,519 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:01:52,520 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:01:52,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 01:01:52,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 01:01:52,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:01:52,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:01:52,524 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:01:52,525 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:01:52,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:01:52,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:01:52,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:01:52,528 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 01:01:52,528 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 01:01:52,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:01:52,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:01:52,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:01:52,530 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 01:01:52,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:01:52,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:01:52,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:01:52,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:01:52,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:01:52,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:52,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:01:52,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:01:52,534 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:01:52,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:01:52,534 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:01:52,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:01:52,535 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_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2023-11-12 01:01:52,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:01:52,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:01:52,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:01:52,919 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:01:52,920 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:01:52,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2023-11-12 01:01:56,106 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:01:56,412 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:01:56,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/sv-benchmarks/c/memsafety/global-atexit-3.i [2023-11-12 01:01:56,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/5482fe1c9/f5430d7f40bf45b8b0b0c989fe004b06/FLAG62fa99b06 [2023-11-12 01:01:56,448 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/5482fe1c9/f5430d7f40bf45b8b0b0c989fe004b06 [2023-11-12 01:01:56,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:01:56,452 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:01:56,454 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:56,454 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:01:56,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:01:56,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:56" (1/1) ... [2023-11-12 01:01:56,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65e75216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:56, skipping insertion in model container [2023-11-12 01:01:56,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:01:56" (1/1) ... [2023-11-12 01:01:56,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:01:56,806 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-11-12 01:01:56,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b441eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:01:56, skipping insertion in model container [2023-11-12 01:01:56,806 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:01:56,807 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 01:01:56,809 INFO L158 Benchmark]: Toolchain (without parser) took 355.46ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 116.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 01:01:56,809 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:01:56,810 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.85ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 116.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 01:01:56,811 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 121.6MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.85ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 116.0MB 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:01:59,566 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:01:59,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2023-11-12 01:01:59,725 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:01:59,726 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:01:59,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:01:59,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:01:59,781 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:01:59,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:01:59,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:01:59,789 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:01:59,789 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:01:59,790 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:01:59,792 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:01:59,792 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:01:59,793 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:01:59,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 01:01:59,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 01:01:59,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:01:59,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:01:59,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:01:59,797 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:01:59,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:01:59,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:01:59,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:01:59,799 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 01:01:59,799 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 01:01:59,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:01:59,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:01:59,800 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:01:59,802 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:01:59,802 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:01:59,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 01:01:59,803 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:01:59,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:01:59,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:01:59,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:01:59,805 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:01:59,805 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:01:59,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:01:59,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:01:59,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:01:59,806 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:01:59,806 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:01:59,807 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:01:59,807 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:01:59,807 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_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2023-11-12 01:02:00,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:02:00,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:02:00,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:02:00,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:02:00,272 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:02:00,273 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2023-11-12 01:02:03,776 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:02:04,098 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:02:04,099 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/sv-benchmarks/c/memsafety/global-atexit-3.i [2023-11-12 01:02:04,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/d5e8e532e/7d82b473089e44b88e84d078341e4d89/FLAGc45684082 [2023-11-12 01:02:04,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d125b7a5-ec96-4297-959e-1876b0b619bd/bin/utaipan-verify-NcY6lQBIFX/data/d5e8e532e/7d82b473089e44b88e84d078341e4d89 [2023-11-12 01:02:04,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:02:04,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:02:04,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:02:04,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:02:04,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:02:04,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:02:04" (1/1) ... [2023-11-12 01:02:04,161 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dda78e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:04, skipping insertion in model container [2023-11-12 01:02:04,161 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:02:04" (1/1) ... [2023-11-12 01:02:04,206 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:02:04,576 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-11-12 01:02:04,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6289afc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:02:04, skipping insertion in model container [2023-11-12 01:02:04,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:02:04,578 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 01:02:04,580 INFO L158 Benchmark]: Toolchain (without parser) took 427.32ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 61.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 01:02:04,582 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:02:04,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.71ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 61.9MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 01:02:04,585 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.71ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 61.9MB in the end (delta: 10.9MB). 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