./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 791161d1 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-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 05:49:29,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 05:49:29,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 05:49:29,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 05:49:29,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 05:49:29,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 05:49:29,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 05:49:29,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 05:49:29,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 05:49:29,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 05:49:29,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 05:49:29,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 05:49:29,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 05:49:29,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 05:49:29,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 05:49:29,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 05:49:29,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 05:49:29,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 05:49:29,449 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 05:49:29,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 05:49:29,455 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 05:49:29,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 05:49:29,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 05:49:29,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 05:49:29,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 05:49:29,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 05:49:29,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 05:49:29,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 05:49:29,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 05:49:29,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 05:49:29,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 05:49:29,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 05:49:29,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 05:49:29,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 05:49:29,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 05:49:29,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 05:49:29,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 05:49:29,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 05:49:29,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 05:49:29,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 05:49:29,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 05:49:29,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 05:49:29,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-07-23 05:49:29,505 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 05:49:29,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 05:49:29,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 05:49:29,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 05:49:29,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 05:49:29,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 05:49:29,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 05:49:29,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 05:49:29,508 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 05:49:29,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 05:49:29,509 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 05:49:29,510 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 05:49:29,511 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 05:49:29,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 05:49:29,512 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 05:49:29,513 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 05:49:29,513 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 05:49:29,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 05:49:29,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 05:49:29,514 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 05:49:29,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 05:49:29,514 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 05:49:29,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 05:49:29,515 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 05:49:29,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 05:49:29,515 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-23 05:49:29,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 05:49:29,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 05:49:29,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 05:49:29,750 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 05:49:29,750 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 05:49:29,751 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-23 05:49:29,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ae1eaf9/df1ea74e68784b0bad43996a0341bc59/FLAG447113da5 [2022-07-23 05:49:30,234 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 05:49:30,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-23 05:49:30,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ae1eaf9/df1ea74e68784b0bad43996a0341bc59/FLAG447113da5 [2022-07-23 05:49:30,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ae1eaf9/df1ea74e68784b0bad43996a0341bc59 [2022-07-23 05:49:30,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 05:49:30,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 05:49:30,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 05:49:30,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 05:49:30,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 05:49:30,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 05:49:30" (1/1) ... [2022-07-23 05:49:30,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38b6e81c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 05:49:30, skipping insertion in model container [2022-07-23 05:49:30,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 05:49:30" (1/1) ... [2022-07-23 05:49:30,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 05:49:30,307 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 05:49:30,636 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-23 05:49:30,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d95cb24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 05:49:30, skipping insertion in model container [2022-07-23 05:49:30,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 05:49:30,638 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 05:49:30,640 INFO L158 Benchmark]: Toolchain (without parser) took 377.67ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 74.0MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 05:49:30,641 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 05:49:30,643 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.36ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 74.0MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-23 05:49:30,644 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 27.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.36ms. Allocated memory is still 98.6MB. Free memory was 64.3MB in the beginning and 74.0MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. 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-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 05:49:32,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 05:49:32,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 05:49:32,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 05:49:32,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 05:49:32,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 05:49:32,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 05:49:32,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 05:49:32,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 05:49:32,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 05:49:32,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 05:49:32,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 05:49:32,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 05:49:32,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 05:49:32,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 05:49:32,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 05:49:32,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 05:49:32,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 05:49:32,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 05:49:32,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 05:49:32,540 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 05:49:32,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 05:49:32,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 05:49:32,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 05:49:32,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 05:49:32,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 05:49:32,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 05:49:32,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 05:49:32,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 05:49:32,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 05:49:32,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 05:49:32,557 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 05:49:32,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 05:49:32,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 05:49:32,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 05:49:32,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 05:49:32,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 05:49:32,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 05:49:32,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 05:49:32,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 05:49:32,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 05:49:32,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 05:49:32,570 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-07-23 05:49:32,598 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 05:49:32,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 05:49:32,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 05:49:32,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 05:49:32,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 05:49:32,600 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 05:49:32,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 05:49:32,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 05:49:32,601 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 05:49:32,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 05:49:32,602 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 05:49:32,602 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 05:49:32,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 05:49:32,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 05:49:32,603 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 05:49:32,603 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 05:49:32,603 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 05:49:32,604 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 05:49:32,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 05:49:32,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 05:49:32,604 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 05:49:32,604 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 05:49:32,605 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 05:49:32,605 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 05:49:32,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 05:49:32,605 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 05:49:32,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 05:49:32,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 05:49:32,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 05:49:32,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 05:49:32,606 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 05:49:32,607 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 05:49:32,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 05:49:32,607 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-23 05:49:32,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 05:49:32,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 05:49:32,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 05:49:32,939 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 05:49:32,939 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 05:49:32,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-23 05:49:33,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26bf4bef/297d09264ff74c2da4bfafadee1fefd9/FLAG7bcd2b7aa [2022-07-23 05:49:33,541 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 05:49:33,545 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-23 05:49:33,559 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26bf4bef/297d09264ff74c2da4bfafadee1fefd9/FLAG7bcd2b7aa [2022-07-23 05:49:33,867 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26bf4bef/297d09264ff74c2da4bfafadee1fefd9 [2022-07-23 05:49:33,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 05:49:33,871 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 05:49:33,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 05:49:33,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 05:49:33,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 05:49:33,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 05:49:33" (1/1) ... [2022-07-23 05:49:33,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@502ccdaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 05:49:33, skipping insertion in model container [2022-07-23 05:49:33,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 05:49:33" (1/1) ... [2022-07-23 05:49:33,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 05:49:33,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 05:49:34,186 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-23 05:49:34,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63ffc460 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 05:49:34, skipping insertion in model container [2022-07-23 05:49:34,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 05:49:34,196 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 05:49:34,199 INFO L158 Benchmark]: Toolchain (without parser) took 326.69ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.7MB in the beginning and 48.8MB in the end (delta: -20.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2022-07-23 05:49:34,200 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 05:49:34,201 INFO L158 Benchmark]: CACSL2BoogieTranslator took 322.53ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.6MB in the beginning and 48.8MB in the end (delta: -20.2MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2022-07-23 05:49:34,204 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 33.8MB in the beginning and 33.7MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 322.53ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 28.6MB in the beginning and 48.8MB in the end (delta: -20.2MB). Peak memory consumption was 3.5MB. 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