./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 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-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-wip.dd.seqcomp-5fbdf5b [2021-08-30 16:07:06,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 16:07:06,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 16:07:06,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 16:07:06,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 16:07:06,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 16:07:06,773 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 16:07:06,785 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 16:07:06,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 16:07:06,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 16:07:06,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 16:07:06,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 16:07:06,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 16:07:06,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 16:07:06,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 16:07:06,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 16:07:06,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 16:07:06,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 16:07:06,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 16:07:06,814 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 16:07:06,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 16:07:06,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 16:07:06,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 16:07:06,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 16:07:06,825 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 16:07:06,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 16:07:06,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 16:07:06,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 16:07:06,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 16:07:06,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 16:07:06,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 16:07:06,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 16:07:06,831 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 16:07:06,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 16:07:06,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 16:07:06,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 16:07:06,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 16:07:06,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 16:07:06,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 16:07:06,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 16:07:06,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 16:07:06,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-08-30 16:07:06,875 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 16:07:06,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 16:07:06,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 16:07:06,877 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 16:07:06,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 16:07:06,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 16:07:06,879 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 16:07:06,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 16:07:06,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 16:07:06,879 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 16:07:06,880 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 16:07:06,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 16:07:06,881 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 16:07:06,882 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 16:07:06,882 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 16:07:06,882 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 16:07:06,882 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 16:07:06,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 16:07:06,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 16:07:06,883 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 16:07:06,883 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 16:07:06,883 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 16:07:06,883 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 16:07:06,883 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-08-30 16:07:07,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 16:07:07,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 16:07:07,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 16:07:07,239 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 16:07:07,241 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 16:07:07,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-30 16:07:07,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad60f0877/913636727a994af6b2314820abaf85f9/FLAGbec0d32e4 [2021-08-30 16:07:07,832 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 16:07:07,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-30 16:07:07,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad60f0877/913636727a994af6b2314820abaf85f9/FLAGbec0d32e4 [2021-08-30 16:07:08,313 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad60f0877/913636727a994af6b2314820abaf85f9 [2021-08-30 16:07:08,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 16:07:08,316 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 16:07:08,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:08,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 16:07:08,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 16:07:08,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:08" (1/1) ... [2021-08-30 16:07:08,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d054c96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:08, skipping insertion in model container [2021-08-30 16:07:08,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:08" (1/1) ... [2021-08-30 16:07:08,332 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 16:07:08,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 16:07:08,578 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-30 16:07:08,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6012d5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:08, skipping insertion in model container [2021-08-30 16:07:08,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:08,580 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 16:07:08,581 INFO L158 Benchmark]: Toolchain (without parser) took 264.67ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 43.9MB in the end (delta: -4.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-30 16:07:08,589 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 42.4MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 16:07:08,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.73ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 43.9MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-30 16:07:08,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 42.4MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.73ms. Allocated memory is still 60.8MB. Free memory was 39.3MB in the beginning and 43.9MB in the end (delta: -4.7MB). Peak memory consumption was 12.6MB. 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 16:07:10,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 16:07:10,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 16:07:10,292 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 16:07:10,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 16:07:10,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 16:07:10,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 16:07:10,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 16:07:10,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 16:07:10,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 16:07:10,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 16:07:10,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 16:07:10,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 16:07:10,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 16:07:10,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 16:07:10,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 16:07:10,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 16:07:10,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 16:07:10,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 16:07:10,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 16:07:10,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 16:07:10,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 16:07:10,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 16:07:10,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 16:07:10,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 16:07:10,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 16:07:10,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 16:07:10,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 16:07:10,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 16:07:10,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 16:07:10,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 16:07:10,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 16:07:10,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 16:07:10,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 16:07:10,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 16:07:10,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 16:07:10,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 16:07:10,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 16:07:10,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 16:07:10,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 16:07:10,355 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 16:07:10,356 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-08-30 16:07:10,394 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 16:07:10,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 16:07:10,395 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 16:07:10,395 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 16:07:10,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 16:07:10,397 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 16:07:10,397 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 16:07:10,397 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 16:07:10,398 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 16:07:10,398 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 16:07:10,398 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 16:07:10,399 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 16:07:10,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 16:07:10,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 16:07:10,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 16:07:10,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 16:07:10,401 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 16:07:10,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 16:07:10,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 16:07:10,401 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 16:07:10,401 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1b1b34008a1f107ed3f99334cc6076559cadae6 [2021-08-30 16:07:10,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 16:07:10,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 16:07:10,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 16:07:10,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 16:07:10,752 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 16:07:10,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-30 16:07:10,810 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3ab54be/9a543eac1e084c4bb2f204c814711c5d/FLAGc5a57d123 [2021-08-30 16:07:11,357 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 16:07:11,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2021-08-30 16:07:11,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3ab54be/9a543eac1e084c4bb2f204c814711c5d/FLAGc5a57d123 [2021-08-30 16:07:11,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e3ab54be/9a543eac1e084c4bb2f204c814711c5d [2021-08-30 16:07:11,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 16:07:11,832 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 16:07:11,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:11,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 16:07:11,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 16:07:11,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:11" (1/1) ... [2021-08-30 16:07:11,848 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 04:07:11, skipping insertion in model container [2021-08-30 16:07:11,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 04:07:11" (1/1) ... [2021-08-30 16:07:11,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 16:07:11,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 16:07:12,236 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-08-30 16:07:12,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a058d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 04:07:12, skipping insertion in model container [2021-08-30 16:07:12,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 16:07:12,238 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 16:07:12,240 INFO L158 Benchmark]: Toolchain (without parser) took 406.16ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.5MB in the beginning and 49.8MB in the end (delta: -21.4MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-08-30 16:07:12,242 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 16:07:12,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.00ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.2MB in the beginning and 49.8MB in the end (delta: -21.6MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-08-30 16:07:12,245 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 52.4MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.00ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.2MB in the beginning and 49.8MB in the end (delta: -21.6MB). Peak memory consumption was 5.8MB. 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...