./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 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.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-dev-20ed64e [2021-08-27 04:28:32,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 04:28:32,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 04:28:32,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 04:28:32,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 04:28:32,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 04:28:32,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 04:28:32,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 04:28:32,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 04:28:32,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 04:28:32,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 04:28:32,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 04:28:32,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 04:28:32,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 04:28:32,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 04:28:32,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 04:28:32,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 04:28:32,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 04:28:32,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 04:28:32,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 04:28:32,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 04:28:32,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 04:28:32,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 04:28:32,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 04:28:32,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 04:28:32,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 04:28:32,399 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 04:28:32,400 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 04:28:32,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 04:28:32,402 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 04:28:32,402 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 04:28:32,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 04:28:32,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 04:28:32,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 04:28:32,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 04:28:32,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 04:28:32,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 04:28:32,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 04:28:32,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 04:28:32,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 04:28:32,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 04:28:32,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-08-27 04:28:32,443 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 04:28:32,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 04:28:32,444 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 04:28:32,444 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 04:28:32,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 04:28:32,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 04:28:32,447 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 04:28:32,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 04:28:32,447 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 04:28:32,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 04:28:32,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 04:28:32,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 04:28:32,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 04:28:32,449 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 04:28:32,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 04:28:32,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 04:28:32,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 04:28:32,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 04:28:32,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 04:28:32,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 04:28:32,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 04:28:32,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 04:28:32,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 04:28:32,451 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-08-27 04:28:32,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 04:28:32,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 04:28:32,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 04:28:32,788 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 04:28:32,789 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 04:28:32,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-08-27 04:28:32,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d7d2940/10f44160e0f44ea484de978b122d323c/FLAG84a8df7f5 [2021-08-27 04:28:33,326 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 04:28:33,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-08-27 04:28:33,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d7d2940/10f44160e0f44ea484de978b122d323c/FLAG84a8df7f5 [2021-08-27 04:28:33,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89d7d2940/10f44160e0f44ea484de978b122d323c [2021-08-27 04:28:33,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 04:28:33,835 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 04:28:33,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:33,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 04:28:33,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 04:28:33,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:33" (1/1) ... [2021-08-27 04:28:33,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee5646e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:33, skipping insertion in model container [2021-08-27 04:28:33,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:33" (1/1) ... [2021-08-27 04:28:33,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 04:28:33,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 04:28:34,115 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-27 04:28:34,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fdf8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:34, skipping insertion in model container [2021-08-27 04:28:34,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:34,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 04:28:34,120 INFO L168 Benchmark]: Toolchain (without parser) took 283.58 ms. Allocated memory is still 81.8 MB. Free memory was 64.6 MB in the beginning and 63.7 MB in the end (delta: 901.7 kB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:34,122 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 81.8 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 04:28:34,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.33 ms. Allocated memory is still 81.8 MB. Free memory was 64.4 MB in the beginning and 63.7 MB in the end (delta: 711.7 kB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:34,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 81.8 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.33 ms. Allocated memory is still 81.8 MB. Free memory was 64.4 MB in the beginning and 63.7 MB in the end (delta: 711.7 kB). Peak memory consumption was 11.2 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 0.2.1-dev-20ed64e [2021-08-27 04:28:35,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 04:28:35,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 04:28:35,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 04:28:35,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 04:28:35,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 04:28:35,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 04:28:35,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 04:28:35,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 04:28:35,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 04:28:35,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 04:28:35,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 04:28:35,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 04:28:35,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 04:28:35,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 04:28:35,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 04:28:35,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 04:28:35,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 04:28:35,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 04:28:35,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 04:28:35,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 04:28:35,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 04:28:35,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 04:28:35,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 04:28:35,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 04:28:35,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 04:28:35,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 04:28:35,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 04:28:35,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 04:28:35,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 04:28:35,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 04:28:35,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 04:28:35,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 04:28:35,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 04:28:35,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 04:28:35,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 04:28:35,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 04:28:35,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 04:28:35,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 04:28:35,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 04:28:35,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 04:28:35,958 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-08-27 04:28:35,993 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 04:28:35,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 04:28:35,995 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 04:28:35,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 04:28:35,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 04:28:35,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 04:28:35,998 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 04:28:35,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 04:28:35,998 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 04:28:35,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 04:28:35,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 04:28:35,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 04:28:36,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 04:28:36,000 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 04:28:36,000 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 04:28:36,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 04:28:36,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 04:28:36,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 04:28:36,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 04:28:36,001 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 04:28:36,001 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 04:28:36,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 04:28:36,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 04:28:36,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 04:28:36,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 04:28:36,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 04:28:36,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 04:28:36,003 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 04:28:36,003 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 04:28:36,003 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 04:28:36,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 04:28:36,004 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fabcbaf7e725d3ccf5a3f3df0779aa3d50f96ba [2021-08-27 04:28:36,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 04:28:36,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 04:28:36,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 04:28:36,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 04:28:36,384 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 04:28:36,385 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2021-08-27 04:28:36,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2264b8cf/7671ed6916334863b1bc6b9fdc475c0c/FLAGafb760bc0 [2021-08-27 04:28:37,043 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 04:28:37,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2021-08-27 04:28:37,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2264b8cf/7671ed6916334863b1bc6b9fdc475c0c/FLAGafb760bc0 [2021-08-27 04:28:37,412 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2264b8cf/7671ed6916334863b1bc6b9fdc475c0c [2021-08-27 04:28:37,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 04:28:37,417 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 04:28:37,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:37,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 04:28:37,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 04:28:37,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:37" (1/1) ... [2021-08-27 04:28:37,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61eb440b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:37, skipping insertion in model container [2021-08-27 04:28:37,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 04:28:37" (1/1) ... [2021-08-27 04:28:37,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 04:28:37,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 04:28:37,745 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-27 04:28:37,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b830d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 04:28:37, skipping insertion in model container [2021-08-27 04:28:37,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 04:28:37,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 04:28:37,750 INFO L168 Benchmark]: Toolchain (without parser) took 331.55 ms. Allocated memory is still 54.5 MB. Free memory was 30.5 MB in the beginning and 33.6 MB in the end (delta: -3.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:37,752 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 36.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 04:28:37,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.08 ms. Allocated memory is still 54.5 MB. Free memory was 30.4 MB in the beginning and 33.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-08-27 04:28:37,755 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 36.9 MB in the beginning and 36.9 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 329.08 ms. Allocated memory is still 54.5 MB. Free memory was 30.4 MB in the beginning and 33.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 9.6 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...