./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/global-atexit.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI --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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:30,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:30,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:30,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:30,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:30,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:30,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:30,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:30,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:30,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:30,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:30,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:30,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:30,704 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:30,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:30,709 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:30,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:30,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:30,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:30,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:30,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:30,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:30,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:30,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:30,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:30,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:30,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:30,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:30,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:30,756 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:30,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:30,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:30,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:30,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:30,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:30,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:30,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:30,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:30,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:30,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:30,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:30,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2021-10-11 02:23:30,816 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:30,817 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:30,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:30,826 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:30,827 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:30,827 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:30,827 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:23:30,827 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:30,828 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:30,828 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:23:30,829 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:23:30,830 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:30,830 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:23:30,830 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:23:30,831 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:23:30,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:23:30,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:23:30,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:30,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:30,834 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:23:30,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:30,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:30,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:30,835 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:23:30,835 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:23:30,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:30,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:30,837 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:30,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:30,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:30,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:30,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:30,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:30,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:30,839 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:23:30,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:23:30,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:30,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:30,840 INFO L138 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_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-11 02:23:31,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:31,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:31,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:31,253 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:31,254 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:31,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-11 02:23:31,346 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/ed5550e59/76ee69fa15364a19979317b7198c83d2/FLAGb27657c0a [2021-10-11 02:23:32,059 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:32,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-11 02:23:32,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/ed5550e59/76ee69fa15364a19979317b7198c83d2/FLAGb27657c0a [2021-10-11 02:23:32,266 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/ed5550e59/76ee69fa15364a19979317b7198c83d2 [2021-10-11 02:23:32,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:32,271 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:32,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:32,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:32,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:32,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:32" (1/1) ... [2021-10-11 02:23:32,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19fad9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:32, skipping insertion in model container [2021-10-11 02:23:32,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:32" (1/1) ... [2021-10-11 02:23:32,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:32,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:32,692 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-11 02:23:32,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2787c6bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:32, skipping insertion in model container [2021-10-11 02:23:32,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:32,693 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:32,696 INFO L168 Benchmark]: Toolchain (without parser) took 423.50 ms. Allocated memory is still 92.3 MB. Free memory was 50.2 MB in the beginning and 65.9 MB in the end (delta: -15.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:32,697 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:32,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.18 ms. Allocated memory is still 92.3 MB. Free memory was 50.0 MB in the beginning and 65.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:32,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 67.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 418.18 ms. Allocated memory is still 92.3 MB. Free memory was 50.0 MB in the beginning and 65.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:23:35,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:23:35,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:23:35,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:23:35,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:23:35,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:23:35,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:23:35,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:23:35,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:23:35,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:23:35,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:23:35,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:23:35,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:23:35,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:23:35,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:23:35,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:23:35,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:23:35,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:23:35,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:23:35,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:23:35,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:23:35,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:23:35,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:23:35,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:23:35,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:23:35,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:23:35,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:23:35,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:23:35,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:23:35,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:23:35,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:23:35,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:23:35,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:23:35,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:23:35,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:23:35,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:23:35,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:23:35,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:23:35,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:23:35,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:23:35,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:23:35,458 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/config/svcomp-MemCleanup-32bit-Taipan_Bitvector.epf [2021-10-11 02:23:35,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:23:35,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:23:35,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:23:35,518 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:23:35,518 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:23:35,518 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:23:35,519 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:23:35,519 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:23:35,519 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:23:35,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:23:35,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:23:35,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:23:35,521 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:23:35,522 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:23:35,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:23:35,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:23:35,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:23:35,523 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:23:35,523 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:23:35,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:23:35,524 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:23:35,524 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:23:35,524 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:23:35,525 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:23:35,525 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:23:35,525 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:23:35,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:23:35,526 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:23:35,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:23:35,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:23:35,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:23:35,527 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:23:35,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:23:35,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:23:35,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:23:35,529 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_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-10-11 02:23:36,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:23:36,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:23:36,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:23:36,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:23:36,103 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:23:36,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/memsafety/global-atexit.i [2021-10-11 02:23:36,198 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/56f25a44e/d42ad436bc594b799e7deaf369f41c1f/FLAG7c68e7790 [2021-10-11 02:23:36,887 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:23:36,896 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/sv-benchmarks/c/memsafety/global-atexit.i [2021-10-11 02:23:36,909 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/56f25a44e/d42ad436bc594b799e7deaf369f41c1f/FLAG7c68e7790 [2021-10-11 02:23:37,125 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75bda576-eebc-413f-9e5b-54569f60376e/bin/utaipan-WLngWcDbfI/data/56f25a44e/d42ad436bc594b799e7deaf369f41c1f [2021-10-11 02:23:37,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:23:37,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:23:37,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:37,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:23:37,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:23:37,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:37" (1/1) ... [2021-10-11 02:23:37,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa48bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:37, skipping insertion in model container [2021-10-11 02:23:37,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:23:37" (1/1) ... [2021-10-11 02:23:37,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:23:37,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:23:37,564 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-10-11 02:23:37,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d927dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:23:37, skipping insertion in model container [2021-10-11 02:23:37,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:23:37,565 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:23:37,568 INFO L168 Benchmark]: Toolchain (without parser) took 432.40 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 26.3 MB in the beginning and 46.2 MB in the end (delta: -19.8 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:37,569 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 50.3 MB. Free memory is still 32.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:37,570 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.36 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 26.2 MB in the beginning and 46.2 MB in the end (delta: -20.0 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:37,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 50.3 MB. Free memory is still 32.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 429.36 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 26.2 MB in the beginning and 46.2 MB in the end (delta: -20.0 MB). Peak memory consumption was 3.5 MB. Max. memory is 16.1 GB. * 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...