./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 5fbdf5bf 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.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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ................................................................................................................................ 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.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 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 16:07:21,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 16:07:21,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 16:07:21,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 16:07:21,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 16:07:21,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 16:07:21,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 16:07:21,818 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 16:07:21,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 16:07:21,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 16:07:21,828 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 16:07:21,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 16:07:21,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 16:07:21,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 16:07:21,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 16:07:21,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 16:07:21,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 16:07:21,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 16:07:21,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 16:07:21,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 16:07:21,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 16:07:21,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 16:07:21,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 16:07:21,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 16:07:21,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 16:07:21,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 16:07:21,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 16:07:21,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 16:07:21,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 16:07:21,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 16:07:21,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 16:07:21,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 16:07:21,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 16:07:21,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 16:07:21,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 16:07:21,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 16:07:21,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 16:07:21,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 16:07:21,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 16:07:21,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 16:07:21,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 16:07:21,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-08-30 16:07:21,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 16:07:21,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 16:07:21,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 16:07:21,908 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 16:07:21,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 16:07:21,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 16:07:21,910 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 16:07:21,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 16:07:21,910 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 16:07:21,910 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 16:07:21,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 16:07:21,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 16:07:21,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 16:07:21,911 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 16:07:21,911 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 16:07:21,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 16:07:21,912 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 16:07:21,925 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 16:07:21,925 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 16:07:21,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 16:07:21,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 16:07:21,926 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 16:07:21,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 16:07:21,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 16:07:21,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 16:07:21,926 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 16:07:21,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 16:07:21,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 16:07:21,927 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-08-30 16:07:22,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 16:07:22,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 16:07:22,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 16:07:22,268 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 16:07:22,269 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 16:07:22,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-08-30 16:07:22,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fad9a7b81/efcab25acbb94935ab60705c78dee70e/FLAGbbe34d289 [2021-08-30 16:07:22,813 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 16:07:22,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-08-30 16:07:22,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fad9a7b81/efcab25acbb94935ab60705c78dee70e/FLAGbbe34d289 [2021-08-30 16:07:23,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fad9a7b81/efcab25acbb94935ab60705c78dee70e [2021-08-30 16:07:23,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 16:07:23,348 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 16:07:23,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:23,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 16:07:23,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 16:07:23,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:23" (1/1) ... [2021-08-30 16:07:23,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@548ab87a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:23, skipping insertion in model container [2021-08-30 16:07:23,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:23" (1/1) ... [2021-08-30 16:07:23,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 16:07:23,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 16:07:23,606 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-30 16:07:23,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@777585ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:23, skipping insertion in model container [2021-08-30 16:07:23,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:23,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 16:07:23,643 INFO L158 Benchmark]: Toolchain (without parser) took 294.32ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 26.0MB in the beginning and 46.1MB in the end (delta: -20.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-08-30 16:07:23,645 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 16:07:23,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.38ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 25.8MB in the beginning and 46.1MB in the end (delta: -20.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-08-30 16:07:23,649 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 32.5MB in the beginning and 32.4MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.38ms. Allocated memory was 50.3MB in the beginning and 62.9MB in the end (delta: 12.6MB). Free memory was 25.8MB in the beginning and 46.1MB in the end (delta: -20.4MB). Peak memory consumption was 5.3MB. 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 16:07:25,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 16:07:25,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 16:07:25,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 16:07:25,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 16:07:25,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 16:07:25,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 16:07:25,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 16:07:25,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 16:07:25,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 16:07:25,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 16:07:25,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 16:07:25,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 16:07:25,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 16:07:25,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 16:07:25,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 16:07:25,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 16:07:25,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 16:07:25,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 16:07:25,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 16:07:25,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 16:07:25,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 16:07:25,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 16:07:25,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 16:07:25,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 16:07:25,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 16:07:25,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 16:07:25,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 16:07:25,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 16:07:25,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 16:07:25,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 16:07:25,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 16:07:25,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 16:07:25,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 16:07:25,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 16:07:25,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 16:07:25,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 16:07:25,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 16:07:25,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 16:07:25,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 16:07:25,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 16:07:25,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-08-30 16:07:25,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 16:07:25,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 16:07:25,475 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 16:07:25,475 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 16:07:25,477 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 16:07:25,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 16:07:25,477 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 16:07:25,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 16:07:25,478 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 16:07:25,478 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 16:07:25,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 16:07:25,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 16:07:25,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 16:07:25,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 16:07:25,489 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 16:07:25,489 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 16:07:25,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 16:07:25,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 16:07:25,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 16:07:25,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 16:07:25,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 16:07:25,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 16:07:25,491 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 16:07:25,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 16:07:25,491 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 16:07:25,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 16:07:25,491 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-08-30 16:07:25,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 16:07:25,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 16:07:25,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 16:07:25,857 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 16:07:25,858 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 16:07:25,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-08-30 16:07:25,915 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba09a9ed/0c523c5e6b724ba3b890486cc7c1ebbf/FLAGa3ea09a21 [2021-08-30 16:07:26,372 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 16:07:26,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-08-30 16:07:26,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba09a9ed/0c523c5e6b724ba3b890486cc7c1ebbf/FLAGa3ea09a21 [2021-08-30 16:07:26,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ba09a9ed/0c523c5e6b724ba3b890486cc7c1ebbf [2021-08-30 16:07:26,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 16:07:26,908 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 16:07:26,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:26,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 16:07:26,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 16:07:26,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:26" (1/1) ... [2021-08-30 16:07:26,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57434b4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:26, skipping insertion in model container [2021-08-30 16:07:26,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:26" (1/1) ... [2021-08-30 16:07:26,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 16:07:26,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 16:07:27,177 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-30 16:07:27,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@520d27e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:27, skipping insertion in model container [2021-08-30 16:07:27,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:27,178 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 16:07:27,179 INFO L158 Benchmark]: Toolchain (without parser) took 270.63ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 22.3MB in the beginning and 41.9MB in the end (delta: -19.7MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2021-08-30 16:07:27,180 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 16:07:27,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.42ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 33.0MB in the beginning and 41.9MB in the end (delta: -8.9MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-08-30 16:07:27,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.42ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 33.0MB in the beginning and 41.9MB in the end (delta: -8.9MB). Peak memory consumption was 11.8MB. 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...