./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 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1b1b34008a1f107ed3f99334cc6076559cadae6 ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1b1b34008a1f107ed3f99334cc6076559cadae6 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 04:28:17,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 04:28:17,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 04:28:17,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 04:28:17,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 04:28:17,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 04:28:17,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 04:28:17,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 04:28:17,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 04:28:17,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 04:28:17,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 04:28:17,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 04:28:17,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 04:28:17,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 04:28:17,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 04:28:17,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 04:28:17,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 04:28:17,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 04:28:17,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 04:28:17,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 04:28:17,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 04:28:17,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 04:28:17,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 04:28:17,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 04:28:17,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 04:28:17,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 04:28:17,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 04:28:17,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 04:28:17,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 04:28:17,796 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 04:28:17,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 04:28:17,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 04:28:17,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 04:28:17,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 04:28:17,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 04:28:17,800 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 04:28:17,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 04:28:17,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 04:28:17,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 04:28:17,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 04:28:17,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 04:28:17,804 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-08-27 04:28:17,849 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 04:28:17,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 04:28:17,850 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 04:28:17,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 04:28:17,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 04:28:17,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 04:28:17,853 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 04:28:17,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 04:28:17,853 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 04:28:17,853 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 04:28:17,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 04:28:17,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 04:28:17,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 04:28:17,855 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 04:28:17,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 04:28:17,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 04:28:17,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 04:28:17,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 04:28:17,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 04:28:17,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 04:28:17,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 04:28:17,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 04:28:17,857 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 04:28:17,857 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-08-27 04:28:18,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 04:28:18,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 04:28:18,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 04:28:18,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 04:28:18,252 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 04:28:18,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-27 04:28:18,327 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8d6b3bd/2d40078351af4b6b81d6d74150716c07/FLAG9e352768b [2021-08-27 04:28:18,855 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 04:28:18,857 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-27 04:28:18,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8d6b3bd/2d40078351af4b6b81d6d74150716c07/FLAG9e352768b [2021-08-27 04:28:19,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f8d6b3bd/2d40078351af4b6b81d6d74150716c07 [2021-08-27 04:28:19,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 04:28:19,298 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 04:28:19,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:19,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 04:28:19,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 04:28:19,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:19" (1/1) ... [2021-08-27 04:28:19,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528ee286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:19, skipping insertion in model container [2021-08-27 04:28:19,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:19" (1/1) ... [2021-08-27 04:28:19,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 04:28:19,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 04:28:19,598 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-27 04:28:19,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68db2b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:19, skipping insertion in model container [2021-08-27 04:28:19,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:19,599 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 04:28:19,601 INFO L168 Benchmark]: Toolchain (without parser) took 302.55 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 24.6 MB in the beginning and 44.2 MB in the end (delta: -19.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:19,602 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 50.3 MB. Free memory was 31.9 MB in the beginning and 31.9 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 04:28:19,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.80 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 35.5 MB in the beginning and 44.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:19,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 50.3 MB. Free memory was 31.9 MB in the beginning and 31.9 MB in the end (delta: 40.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.80 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 35.5 MB in the beginning and 44.2 MB in the end (delta: -8.7 MB). Peak memory consumption was 10.5 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 04:28:21,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 04:28:21,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 04:28:21,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 04:28:21,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 04:28:21,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 04:28:21,387 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 04:28:21,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 04:28:21,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 04:28:21,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 04:28:21,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 04:28:21,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 04:28:21,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 04:28:21,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 04:28:21,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 04:28:21,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 04:28:21,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 04:28:21,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 04:28:21,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 04:28:21,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 04:28:21,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 04:28:21,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 04:28:21,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 04:28:21,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 04:28:21,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 04:28:21,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 04:28:21,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 04:28:21,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 04:28:21,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 04:28:21,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 04:28:21,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 04:28:21,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 04:28:21,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 04:28:21,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 04:28:21,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 04:28:21,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 04:28:21,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 04:28:21,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 04:28:21,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 04:28:21,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 04:28:21,449 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 04:28:21,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-08-27 04:28:21,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 04:28:21,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 04:28:21,494 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 04:28:21,494 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 04:28:21,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 04:28:21,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 04:28:21,496 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 04:28:21,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 04:28:21,497 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 04:28:21,497 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 04:28:21,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 04:28:21,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 04:28:21,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 04:28:21,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 04:28:21,500 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 04:28:21,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 04:28:21,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 04:28:21,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 04:28:21,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 04:28:21,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 04:28:21,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 04:28:21,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 04:28:21,501 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 04:28:21,501 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 04:28:21,501 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 04:28:21,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 04:28:21,502 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-08-27 04:28:21,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 04:28:21,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 04:28:21,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 04:28:21,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 04:28:21,883 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 04:28:21,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-27 04:28:21,950 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1162e2262/a70b1bddfc174c7ebf2ca399ef12e082/FLAG92b09fa8e [2021-08-27 04:28:22,414 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 04:28:22,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-27 04:28:22,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1162e2262/a70b1bddfc174c7ebf2ca399ef12e082/FLAG92b09fa8e [2021-08-27 04:28:22,811 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1162e2262/a70b1bddfc174c7ebf2ca399ef12e082 [2021-08-27 04:28:22,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 04:28:22,817 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 04:28:22,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:22,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 04:28:22,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 04:28:22,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:22" (1/1) ... [2021-08-27 04:28:22,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2220086e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:22, skipping insertion in model container [2021-08-27 04:28:22,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:22" (1/1) ... [2021-08-27 04:28:22,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 04:28:22,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 04:28:23,189 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-27 04:28:23,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@959ade9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:23, skipping insertion in model container [2021-08-27 04:28:23,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:23,191 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 04:28:23,193 INFO L168 Benchmark]: Toolchain (without parser) took 375.34 ms. Allocated memory is still 60.8 MB. Free memory was 38.4 MB in the beginning and 43.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:23,195 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 04:28:23,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.58 ms. Allocated memory is still 60.8 MB. Free memory was 38.3 MB in the beginning and 43.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:23,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 60.8 MB. Free memory was 42.9 MB in the beginning and 42.8 MB in the end (delta: 43.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 370.58 ms. Allocated memory is still 60.8 MB. Free memory was 38.3 MB in the beginning and 43.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 14.7 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...