./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 2329fc70 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_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 11:10:16,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:10:16,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:10:16,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:10:16,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:10:16,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:10:16,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:10:16,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:10:16,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:10:16,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:10:16,564 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:10:16,565 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:10:16,566 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:10:16,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:10:16,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:10:16,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:10:16,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:10:16,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:10:16,572 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:10:16,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:10:16,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:10:16,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:10:16,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:10:16,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:10:16,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:10:16,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:10:16,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:10:16,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:10:16,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:10:16,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:10:16,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:10:16,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:10:16,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:10:16,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:10:16,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:10:16,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:10:16,590 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:10:16,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:10:16,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:10:16,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:10:16,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:10:16,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2022-12-14 11:10:16,615 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:10:16,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:10:16,615 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:10:16,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:10:16,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:10:16,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:10:16,617 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:10:16,617 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:10:16,617 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:10:16,617 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:10:16,617 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:10:16,617 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:10:16,618 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:10:16,618 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:10:16,618 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:10:16,618 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:10:16,618 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:10:16,619 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:10:16,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 11:10:16,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 11:10:16,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:10:16,620 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 11:10:16,620 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 11:10:16,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:10:16,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 11:10:16,621 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 11:10:16,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:10:16,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:10:16,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:10:16,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:10:16,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:10:16,623 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:10:16,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:10:16,623 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:10:16,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:10:16,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:10:16,623 INFO L138 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_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-12-14 11:10:16,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:10:16,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:10:16,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:10:16,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:10:16,854 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:10:16,855 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-12-14 11:10:19,354 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:10:19,550 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:10:19,550 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-12-14 11:10:19,558 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/59d64d9cf/a4649d7b0c4e4238aff5c8b3605898c9/FLAGffd0ca7c7 [2022-12-14 11:10:19,928 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/59d64d9cf/a4649d7b0c4e4238aff5c8b3605898c9 [2022-12-14 11:10:19,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:10:19,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:10:19,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:10:19,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:10:19,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:10:19,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:10:19" (1/1) ... [2022-12-14 11:10:19,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2329f19e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:10:19, skipping insertion in model container [2022-12-14 11:10:19,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:10:19" (1/1) ... [2022-12-14 11:10:19,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:10:19,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:10:20,180 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-12-14 11:10:20,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3adef3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:10:20, skipping insertion in model container [2022-12-14 11:10:20,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:10:20,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 11:10:20,183 INFO L158 Benchmark]: Toolchain (without parser) took 251.27ms. Allocated memory is still 111.1MB. Free memory was 76.3MB in the beginning and 65.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:10:20,183 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:10:20,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.55ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 65.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:10:20,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 111.1MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.55ms. Allocated memory is still 111.1MB. Free memory was 76.0MB in the beginning and 65.6MB in the end (delta: 10.4MB). 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_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 11:10:21,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:10:21,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:10:21,529 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:10:21,529 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:10:21,530 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:10:21,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:10:21,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:10:21,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:10:21,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:10:21,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:10:21,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:10:21,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:10:21,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:10:21,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:10:21,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:10:21,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:10:21,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:10:21,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:10:21,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:10:21,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:10:21,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:10:21,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:10:21,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:10:21,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:10:21,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:10:21,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:10:21,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:10:21,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:10:21,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:10:21,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:10:21,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:10:21,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:10:21,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:10:21,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:10:21,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:10:21,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:10:21,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:10:21,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:10:21,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:10:21,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:10:21,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2022-12-14 11:10:21,574 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:10:21,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:10:21,574 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:10:21,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:10:21,575 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:10:21,575 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:10:21,575 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:10:21,576 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:10:21,576 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:10:21,576 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:10:21,576 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:10:21,576 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:10:21,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 11:10:21,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 11:10:21,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:10:21,577 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 11:10:21,577 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 11:10:21,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:10:21,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 11:10:21,579 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 11:10:21,579 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 11:10:21,579 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 11:10:21,579 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:10:21,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:10:21,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 11:10:21,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:10:21,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:10:21,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:10:21,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:10:21,581 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 11:10:21,581 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 11:10:21,581 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:10:21,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 11:10:21,581 INFO L138 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_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-12-14 11:10:21,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:10:21,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:10:21,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:10:21,818 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:10:21,819 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:10:21,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-12-14 11:10:24,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:10:24,579 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:10:24,580 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-12-14 11:10:24,588 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/6071128d0/ebe5bf7268b4411eb2c2610e8cce59da/FLAG4cacbcfc6 [2022-12-14 11:10:24,600 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e199669-f029-4c01-8d59-99cbcb914995/bin/utaipan-gh47qXpMRh/data/6071128d0/ebe5bf7268b4411eb2c2610e8cce59da [2022-12-14 11:10:24,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:10:24,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:10:24,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:10:24,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:10:24,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:10:24,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:10:24" (1/1) ... [2022-12-14 11:10:24,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d29b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:10:24, skipping insertion in model container [2022-12-14 11:10:24,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:10:24" (1/1) ... [2022-12-14 11:10:24,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:10:24,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:10:24,815 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-12-14 11:10:24,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4aabafdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:10:24, skipping insertion in model container [2022-12-14 11:10:24,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:10:24,816 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 11:10:24,817 INFO L158 Benchmark]: Toolchain (without parser) took 212.76ms. Allocated memory is still 69.2MB. Free memory was 46.5MB in the beginning and 35.4MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:10:24,817 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:10:24,818 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.87ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 35.4MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 11:10:24,819 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.87ms. Allocated memory is still 69.2MB. Free memory was 46.2MB in the beginning and 35.4MB in the end (delta: 10.8MB). 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