./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version a0165632 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_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:36,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:36,435 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2024-11-09 07:15:36,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:36,445 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:36,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:36,489 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:36,489 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:36,490 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:36,491 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:36,492 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:36,492 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:36,493 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:36,493 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:15:36,494 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:36,496 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:36,496 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:15:36,496 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:15:36,497 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:36,497 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:15:36,497 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:15:36,501 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:15:36,502 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:15:36,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:15:36,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:36,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:36,503 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:36,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:15:36,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:36,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:36,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:36,505 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 07:15:36,505 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 07:15:36,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:36,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:36,509 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:15:36,509 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:36,510 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:15:36,510 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:36,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:36,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:36,511 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:36,511 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:36,512 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:36,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:36,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:36,513 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:36,513 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:15:36,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:15:36,513 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:36,514 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:36,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:15:36,514 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_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-09 07:15:36,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:36,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:36,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:36,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:36,866 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:36,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-09 07:15:38,975 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:39,255 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:39,256 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-09 07:15:39,270 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/8d89ce9e8/0aa0dc84a92941d688495709e98cd703/FLAG33a45e754 [2024-11-09 07:15:39,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/8d89ce9e8/0aa0dc84a92941d688495709e98cd703 [2024-11-09 07:15:39,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:39,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:39,292 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:39,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:39,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:39,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:39" (1/1) ... [2024-11-09 07:15:39,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f60c9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:39, skipping insertion in model container [2024-11-09 07:15:39,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:39" (1/1) ... [2024-11-09 07:15:39,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:39,784 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:15:39,786 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-09 07:15:39,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c63630c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:39, skipping insertion in model container [2024-11-09 07:15:39,787 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:39,788 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 07:15:39,790 INFO L158 Benchmark]: Toolchain (without parser) took 498.46ms. Allocated memory is still 188.7MB. Free memory was 145.5MB in the beginning and 132.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 07:15:39,791 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:15:39,791 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.62ms. Allocated memory is still 188.7MB. Free memory was 145.5MB in the beginning and 132.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 07:15:39,793 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 119.5MB. Free memory was 87.3MB in the beginning and 87.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.62ms. Allocated memory is still 188.7MB. Free memory was 145.5MB in the beginning and 132.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. 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_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje --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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:15:42,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:15:42,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2024-11-09 07:15:42,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:15:42,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:15:42,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:15:42,236 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:15:42,237 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:15:42,237 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:15:42,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:15:42,239 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:15:42,240 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:15:42,240 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:15:42,240 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:15:42,241 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:15:42,243 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:15:42,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 07:15:42,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 07:15:42,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:15:42,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:15:42,249 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:15:42,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:15:42,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:15:42,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:15:42,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:15:42,250 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 07:15:42,250 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 07:15:42,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:15:42,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:15:42,251 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:15:42,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:15:42,251 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:15:42,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:15:42,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 07:15:42,255 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:15:42,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:15:42,256 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:15:42,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:15:42,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:15:42,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:15:42,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:15:42,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:15:42,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:15:42,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:15:42,270 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:15:42,271 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:15:42,271 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:15:42,271 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:15:42,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-09 07:15:42,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:15:42,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:15:42,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:15:42,711 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:15:42,711 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:15:42,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-09 07:15:44,778 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:15:45,123 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:15:45,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-09 07:15:45,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/15bdf87c6/f162851d724d4eb2890791eed917542c/FLAG0cf162258 [2024-11-09 07:15:45,362 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd962215-b12d-495d-8dc9-ed53cf81672b/bin/utaipan-verify-YMUCfTKeje/data/15bdf87c6/f162851d724d4eb2890791eed917542c [2024-11-09 07:15:45,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:15:45,366 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:15:45,367 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:45,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:15:45,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:15:45,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:45" (1/1) ... [2024-11-09 07:15:45,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647c9ae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:45, skipping insertion in model container [2024-11-09 07:15:45,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:15:45" (1/1) ... [2024-11-09 07:15:45,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:15:45,787 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:15:45,790 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-09 07:15:45,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d3d863a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:15:45, skipping insertion in model container [2024-11-09 07:15:45,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:15:45,792 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 07:15:45,794 INFO L158 Benchmark]: Toolchain (without parser) took 427.17ms. Allocated memory is still 77.6MB. Free memory was 51.7MB in the beginning and 38.4MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 07:15:45,795 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:15:45,796 INFO L158 Benchmark]: CACSL2BoogieTranslator took 424.65ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 38.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 07:15:45,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 94.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 424.65ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 38.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. 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