./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 4fc63b2a 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_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2 --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-4fc63b2 [2024-11-02 11:25:54,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:25:54,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2024-11-02 11:25:54,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:25:54,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:25:54,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:25:54,675 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:25:54,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:25:54,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:25:54,681 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:25:54,681 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:25:54,682 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:25:54,682 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:25:54,682 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:25:54,685 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:25:54,685 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:25:54,685 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:25:54,686 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:25:54,686 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:25:54,686 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:25:54,687 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:25:54,691 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:25:54,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 11:25:54,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 11:25:54,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:25:54,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:25:54,693 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:25:54,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:25:54,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:25:54,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:25:54,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:25:54,694 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-02 11:25:54,694 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-02 11:25:54,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:25:54,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:25:54,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 11:25:54,696 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:25:54,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 11:25:54,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:25:54,698 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:25:54,699 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:25:54,699 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:25:54,699 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:25:54,700 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:25:54,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:25:54,700 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:25:54,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:25:54,701 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:25:54,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:25:54,701 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:25:54,701 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:25:54,702 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:25:54,702 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_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-02 11:25:55,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:25:55,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:25:55,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:25:55,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:25:55,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:25:55,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-02 11:25:57,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:25:57,559 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:25:57,560 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-02 11:25:57,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/50a210624/90a77b2954ab4296bb9de7d388385085/FLAG8cae95c62 [2024-11-02 11:25:57,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/50a210624/90a77b2954ab4296bb9de7d388385085 [2024-11-02 11:25:57,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:25:57,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:25:57,621 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:57,621 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:25:57,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:25:57,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:57" (1/1) ... [2024-11-02 11:25:57,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6469d9aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:57, skipping insertion in model container [2024-11-02 11:25:57,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:25:57" (1/1) ... [2024-11-02 11:25:57,692 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:25:58,117 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-02 11:25:58,119 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-02 11:25:58,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@530320e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:25:58, skipping insertion in model container [2024-11-02 11:25:58,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:25:58,121 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 11:25:58,123 INFO L158 Benchmark]: Toolchain (without parser) took 504.89ms. Allocated memory is still 159.4MB. Free memory was 128.3MB in the beginning and 115.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-02 11:25:58,124 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:25:58,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 500.19ms. Allocated memory is still 159.4MB. Free memory was 128.3MB in the beginning and 115.9MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-02 11:25:58,127 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 117.4MB. Free memory is still 89.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 500.19ms. Allocated memory is still 159.4MB. Free memory was 128.3MB in the beginning and 115.9MB in the end (delta: 12.5MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2 --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-4fc63b2 [2024-11-02 11:26:00,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:26:00,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2024-11-02 11:26:00,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:26:00,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:26:01,028 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:26:01,029 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:26:01,029 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:26:01,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:26:01,033 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:26:01,033 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:26:01,034 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:26:01,034 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:26:01,034 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:26:01,035 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:26:01,035 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:26:01,039 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 11:26:01,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 11:26:01,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:26:01,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:26:01,041 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 11:26:01,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:26:01,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 11:26:01,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:26:01,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:26:01,043 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-02 11:26:01,044 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-02 11:26:01,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:26:01,044 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:26:01,045 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 11:26:01,045 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 11:26:01,046 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:26:01,046 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 11:26:01,046 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 11:26:01,047 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 11:26:01,047 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:26:01,047 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:26:01,048 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:26:01,048 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 11:26:01,048 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:26:01,048 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:26:01,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:01,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:26:01,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:26:01,051 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 11:26:01,051 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 11:26:01,051 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:26:01,051 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:26:01,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:26:01,052 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_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2024-11-02 11:26:01,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:26:01,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:26:01,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:26:01,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:26:01,516 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:26:01,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/memsafety/global-atexit-2.i Unable to find full path for "g++" [2024-11-02 11:26:03,839 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:26:04,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:26:04,278 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/sv-benchmarks/c/memsafety/global-atexit-2.i [2024-11-02 11:26:04,297 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/e86f88ee0/40b32a926d0c4f42ba9b2b3bf01ff255/FLAGadf07d8b0 [2024-11-02 11:26:04,436 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb260c61-f592-483c-ac3b-f94c8d50a9a5/bin/utaipan-verify-DbMuA5NWw2/data/e86f88ee0/40b32a926d0c4f42ba9b2b3bf01ff255 [2024-11-02 11:26:04,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:26:04,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:26:04,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:04,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:26:04,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:26:04,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:04" (1/1) ... [2024-11-02 11:26:04,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a43460d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:04, skipping insertion in model container [2024-11-02 11:26:04,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:04" (1/1) ... [2024-11-02 11:26:04,515 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:26:04,958 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-02 11:26:04,961 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2024-11-02 11:26:04,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8a9ce01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:04, skipping insertion in model container [2024-11-02 11:26:04,962 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:04,962 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 11:26:04,965 INFO L158 Benchmark]: Toolchain (without parser) took 519.84ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 42.1MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 11:26:04,965 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.5MB in the end (delta: 145.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 11:26:04,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.35ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 42.1MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-02 11:26:04,968 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 79.7MB. Free memory was 55.7MB in the beginning and 55.5MB in the end (delta: 145.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.35ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 42.1MB 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 Writing output log to file Ultimate.log Result: UNKNOWN