./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 839c364b 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-3.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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 19:29:34,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 19:29:34,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 19:29:34,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 19:29:34,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 19:29:34,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 19:29:34,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 19:29:34,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 19:29:34,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 19:29:34,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 19:29:34,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 19:29:34,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 19:29:34,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 19:29:34,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 19:29:34,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 19:29:34,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 19:29:34,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 19:29:34,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 19:29:34,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 19:29:34,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 19:29:34,392 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 19:29:34,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 19:29:34,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 19:29:34,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 19:29:34,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 19:29:34,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 19:29:34,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 19:29:34,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 19:29:34,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 19:29:34,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 19:29:34,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 19:29:34,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 19:29:34,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 19:29:34,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 19:29:34,410 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 19:29:34,410 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 19:29:34,411 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 19:29:34,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 19:29:34,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 19:29:34,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 19:29:34,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 19:29:34,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2021-12-14 19:29:34,444 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 19:29:34,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 19:29:34,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 19:29:34,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 19:29:34,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 19:29:34,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 19:29:34,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 19:29:34,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 19:29:34,447 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 19:29:34,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 19:29:34,448 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 19:29:34,448 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 19:29:34,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 19:29:34,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 19:29:34,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 19:29:34,449 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 19:29:34,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 19:29:34,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 19:29:34,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 19:29:34,450 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 19:29:34,450 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 19:29:34,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 19:29:34,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 19:29:34,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 19:29:34,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:29:34,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 19:29:34,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 19:29:34,452 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 19:29:34,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 19:29:34,453 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 19:29:34,453 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-14 19:29:34,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 19:29:34,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 19:29:34,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 19:29:34,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 19:29:34,704 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 19:29:34,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-14 19:29:34,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e0ef30a/72cacb03e04749e8b399f432f86f28aa/FLAG477101d42 [2021-12-14 19:29:35,210 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 19:29:35,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-14 19:29:35,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e0ef30a/72cacb03e04749e8b399f432f86f28aa/FLAG477101d42 [2021-12-14 19:29:35,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/16e0ef30a/72cacb03e04749e8b399f432f86f28aa [2021-12-14 19:29:35,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 19:29:35,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 19:29:35,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 19:29:35,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 19:29:35,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 19:29:35,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:29:35" (1/1) ... [2021-12-14 19:29:35,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743d8917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:29:35, skipping insertion in model container [2021-12-14 19:29:35,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:29:35" (1/1) ... [2021-12-14 19:29:35,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 19:29:35,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 19:29:35,542 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-14 19:29:35,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e05708e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:29:35, skipping insertion in model container [2021-12-14 19:29:35,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 19:29:35,545 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 19:29:35,547 INFO L158 Benchmark]: Toolchain (without parser) took 292.21ms. Allocated memory is still 113.2MB. Free memory was 79.6MB in the beginning and 87.6MB in the end (delta: -8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 19:29:35,548 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 19:29:35,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.28ms. Allocated memory is still 113.2MB. Free memory was 79.3MB in the beginning and 87.6MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 19:29:35,551 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 77.6MB. Free memory is still 35.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.28ms. Allocated memory is still 113.2MB. Free memory was 79.3MB in the beginning and 87.6MB in the end (delta: -8.3MB). Peak memory consumption was 6.3MB. 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-3.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 fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 19:29:37,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 19:29:37,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 19:29:37,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 19:29:37,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 19:29:37,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 19:29:37,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 19:29:37,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 19:29:37,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 19:29:37,379 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 19:29:37,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 19:29:37,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 19:29:37,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 19:29:37,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 19:29:37,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 19:29:37,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 19:29:37,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 19:29:37,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 19:29:37,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 19:29:37,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 19:29:37,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 19:29:37,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 19:29:37,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 19:29:37,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 19:29:37,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 19:29:37,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 19:29:37,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 19:29:37,414 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 19:29:37,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 19:29:37,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 19:29:37,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 19:29:37,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 19:29:37,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 19:29:37,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 19:29:37,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 19:29:37,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 19:29:37,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 19:29:37,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 19:29:37,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 19:29:37,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 19:29:37,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 19:29:37,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2021-12-14 19:29:37,459 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 19:29:37,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 19:29:37,460 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 19:29:37,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 19:29:37,461 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 19:29:37,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 19:29:37,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 19:29:37,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 19:29:37,463 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 19:29:37,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 19:29:37,464 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-14 19:29:37,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 19:29:37,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 19:29:37,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 19:29:37,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 19:29:37,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 19:29:37,466 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-14 19:29:37,466 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 19:29:37,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 19:29:37,476 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 19:29:37,476 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 19:29:37,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 19:29:37,477 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 19:29:37,477 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 19:29:37,477 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 19:29:37,478 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 19:29:37,478 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 19:29:37,478 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 19:29:37,478 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2021-12-14 19:29:37,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 19:29:37,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 19:29:37,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 19:29:37,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 19:29:37,803 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 19:29:37,805 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-14 19:29:37,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07ddbe1c/7b15b269a3a24474bcc96ccbfdfa1fa6/FLAGff1debf4f [2021-12-14 19:29:38,391 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 19:29:38,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2021-12-14 19:29:38,413 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07ddbe1c/7b15b269a3a24474bcc96ccbfdfa1fa6/FLAGff1debf4f [2021-12-14 19:29:38,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c07ddbe1c/7b15b269a3a24474bcc96ccbfdfa1fa6 [2021-12-14 19:29:38,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 19:29:38,746 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 19:29:38,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 19:29:38,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 19:29:38,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 19:29:38,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:29:38" (1/1) ... [2021-12-14 19:29:38,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318bddb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:29:38, skipping insertion in model container [2021-12-14 19:29:38,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:29:38" (1/1) ... [2021-12-14 19:29:38,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 19:29:38,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 19:29:39,041 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2021-12-14 19:29:39,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a52a75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:29:39, skipping insertion in model container [2021-12-14 19:29:39,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 19:29:39,043 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 19:29:39,045 INFO L158 Benchmark]: Toolchain (without parser) took 298.16ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 34.4MB in the beginning and 58.2MB in the end (delta: -23.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 19:29:39,046 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 56.6MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 19:29:39,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.39ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 34.2MB in the beginning and 58.2MB in the end (delta: -24.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 19:29:39,050 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 56.6MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.39ms. Allocated memory was 56.6MB in the beginning and 75.5MB in the end (delta: 18.9MB). Free memory was 34.2MB in the beginning and 58.2MB in the end (delta: -24.0MB). 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN