./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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-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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:18:02,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:18:02,595 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2024-11-09 05:18:02,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:18:02,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:18:02,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:18:02,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:18:02,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:18:02,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:18:02,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:18:02,645 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:18:02,646 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:18:02,646 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:18:02,646 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:18:02,647 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:18:02,647 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:18:02,651 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:18:02,652 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:18:02,652 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:18:02,652 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:18:02,653 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:18:02,655 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:18:02,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:18:02,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:18:02,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:18:02,657 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:18:02,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:18:02,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:18:02,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:18:02,658 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:18:02,659 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:18:02,660 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:18:02,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:18:02,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:18:02,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:18:02,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:18:02,661 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:18:02,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:18:02,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:18:02,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:18:02,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:18:02,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:18:02,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:18:02,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:18:02,664 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:18:02,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:18:02,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:18:02,664 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:18:02,664 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:18:02,665 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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-09 05:18:02,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:18:02,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:18:02,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:18:02,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:18:02,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:18:02,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-09 05:18:04,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:18:05,196 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:18:05,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-09 05:18:05,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/bab17e488/0e00d9366d534ad7b6afdefccc5c4482/FLAG8854ac403 [2024-11-09 05:18:05,226 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/bab17e488/0e00d9366d534ad7b6afdefccc5c4482 [2024-11-09 05:18:05,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:18:05,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:18:05,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:18:05,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:18:05,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:18:05,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:18:05" (1/1) ... [2024-11-09 05:18:05,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aeeed9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:18:05, skipping insertion in model container [2024-11-09 05:18:05,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:18:05" (1/1) ... [2024-11-09 05:18:05,304 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:18:05,662 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 05:18:05,664 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-09 05:18:05,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@755b0f5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:18:05, skipping insertion in model container [2024-11-09 05:18:05,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:18:05,667 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 05:18:05,669 INFO L158 Benchmark]: Toolchain (without parser) took 438.02ms. Allocated memory is still 146.8MB. Free memory was 105.7MB in the beginning and 92.4MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:18:05,669 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 91.8MB in the end (delta: 142.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:18:05,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.60ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 92.4MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:18:05,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory was 91.9MB in the beginning and 91.8MB in the end (delta: 142.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.60ms. Allocated memory is still 146.8MB. Free memory was 105.5MB in the beginning and 92.4MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. 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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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-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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:18:07,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:18:07,907 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2024-11-09 05:18:07,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:18:07,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:18:07,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:18:07,953 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:18:07,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:18:07,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:18:07,955 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:18:07,955 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:18:07,955 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:18:07,956 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:18:07,956 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:18:07,957 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:18:07,957 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:18:07,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:18:07,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:18:07,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:18:07,962 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:18:07,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:18:07,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:18:07,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:18:07,966 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:18:07,966 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:18:07,966 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:18:07,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:18:07,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:18:07,969 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:18:07,969 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:18:07,969 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:18:07,970 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:18:07,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:18:07,970 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:18:07,971 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:18:07,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:18:07,971 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:18:07,971 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:18:07,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:18:07,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:18:07,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:18:07,980 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:18:07,980 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:18:07,981 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:18:07,981 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:18:07,981 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_d42ab2b0-4415-4916-a7de-b599d9e1ff48/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-09 05:18:08,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:18:08,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:18:08,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:18:08,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:18:08,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:18:08,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-09 05:18:10,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:18:10,786 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:18:10,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-09 05:18:10,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/a56878a33/ef2ee5d38f2a4dc994e5a2c737a21c36/FLAG8467ff253 [2024-11-09 05:18:11,048 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d42ab2b0-4415-4916-a7de-b599d9e1ff48/bin/utaipan-verify-YMUCfTKeje/data/a56878a33/ef2ee5d38f2a4dc994e5a2c737a21c36 [2024-11-09 05:18:11,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:18:11,052 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:18:11,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:18:11,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:18:11,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:18:11,060 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:18:11" (1/1) ... [2024-11-09 05:18:11,061 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130e8381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:18:11, skipping insertion in model container [2024-11-09 05:18:11,061 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:18:11" (1/1) ... [2024-11-09 05:18:11,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:18:11,472 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 05:18:11,475 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-09 05:18:11,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@177439c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:18:11, skipping insertion in model container [2024-11-09 05:18:11,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:18:11,476 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 05:18:11,478 INFO L158 Benchmark]: Toolchain (without parser) took 425.03ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 46.0MB in the beginning and 65.0MB in the end (delta: -19.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:18:11,479 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 105.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:18:11,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.63ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.8MB in the beginning and 65.0MB in the end (delta: -19.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:18:11,482 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 71.3MB. Free memory was 47.2MB in the beginning and 47.1MB in the end (delta: 105.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.63ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 45.8MB in the beginning and 65.0MB in the end (delta: -19.1MB). Peak memory consumption was 14.7MB. 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