./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/global-atexit.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 16:43:40,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 16:43:40,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 16:43:40,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 16:43:40,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 16:43:40,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 16:43:40,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 16:43:40,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 16:43:40,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 16:43:40,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 16:43:40,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 16:43:40,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 16:43:40,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 16:43:40,532 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 16:43:40,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 16:43:40,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 16:43:40,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 16:43:40,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 16:43:40,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 16:43:40,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 16:43:40,549 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 16:43:40,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 16:43:40,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 16:43:40,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 16:43:40,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 16:43:40,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 16:43:40,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 16:43:40,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 16:43:40,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 16:43:40,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 16:43:40,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 16:43:40,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 16:43:40,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 16:43:40,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 16:43:40,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 16:43:40,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 16:43:40,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 16:43:40,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 16:43:40,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 16:43:40,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 16:43:40,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 16:43:40,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 16:43:40,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-21 16:43:40,607 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 16:43:40,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 16:43:40,608 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 16:43:40,608 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 16:43:40,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 16:43:40,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 16:43:40,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 16:43:40,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 16:43:40,610 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 16:43:40,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 16:43:40,611 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 16:43:40,611 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 16:43:40,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 16:43:40,612 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 16:43:40,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 16:43:40,612 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 16:43:40,612 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 16:43:40,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 16:43:40,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 16:43:40,613 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 16:43:40,613 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 16:43:40,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 16:43:40,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 16:43:40,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 16:43:40,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 16:43:40,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 16:43:40,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 16:43:40,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 16:43:40,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 16:43:40,615 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2022-07-21 16:43:40,930 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 16:43:40,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 16:43:40,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 16:43:40,957 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 16:43:40,957 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 16:43:40,961 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2022-07-21 16:43:41,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8156e4c15/5f26d35f901140bdbbe26b8d9690ee9e/FLAG5b0f26a0d [2022-07-21 16:43:41,536 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 16:43:41,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2022-07-21 16:43:41,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8156e4c15/5f26d35f901140bdbbe26b8d9690ee9e/FLAG5b0f26a0d [2022-07-21 16:43:41,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8156e4c15/5f26d35f901140bdbbe26b8d9690ee9e [2022-07-21 16:43:41,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 16:43:41,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 16:43:41,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:41,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 16:43:41,892 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 16:43:41,893 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:41" (1/1) ... [2022-07-21 16:43:41,894 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31494684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:41, skipping insertion in model container [2022-07-21 16:43:41,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:41" (1/1) ... [2022-07-21 16:43:41,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 16:43:41,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 16:43:42,160 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 16:43:42,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51a3b6bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:42, skipping insertion in model container [2022-07-21 16:43:42,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:42,161 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 16:43:42,176 INFO L158 Benchmark]: Toolchain (without parser) took 275.29ms. Allocated memory is still 56.6MB. Free memory was 40.6MB in the beginning and 41.4MB in the end (delta: -809.2kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 16:43:42,176 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 46.1MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 16:43:42,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.28ms. Allocated memory is still 56.6MB. Free memory was 40.4MB in the beginning and 41.4MB in the end (delta: -974.9kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-21 16:43:42,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 46.1MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 32.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.28ms. Allocated memory is still 56.6MB. Free memory was 40.4MB in the beginning and 41.4MB in the end (delta: -974.9kB). Peak memory consumption was 14.7MB. 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.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 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 16:43:43,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 16:43:43,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 16:43:43,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 16:43:43,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 16:43:43,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 16:43:43,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 16:43:43,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 16:43:43,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 16:43:43,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 16:43:43,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 16:43:43,897 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 16:43:43,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 16:43:43,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 16:43:43,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 16:43:43,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 16:43:43,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 16:43:43,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 16:43:43,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 16:43:43,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 16:43:43,913 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 16:43:43,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 16:43:43,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 16:43:43,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 16:43:43,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 16:43:43,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 16:43:43,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 16:43:43,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 16:43:43,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 16:43:43,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 16:43:43,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 16:43:43,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 16:43:43,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 16:43:43,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 16:43:43,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 16:43:43,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 16:43:43,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 16:43:43,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 16:43:43,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 16:43:43,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 16:43:43,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 16:43:43,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 16:43:43,942 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-21 16:43:43,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 16:43:43,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 16:43:43,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 16:43:43,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 16:43:43,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 16:43:43,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 16:43:43,977 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 16:43:43,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 16:43:43,977 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 16:43:43,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 16:43:43,978 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-21 16:43:43,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-21 16:43:43,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 16:43:43,978 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-21 16:43:43,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 16:43:43,987 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-21 16:43:43,988 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-21 16:43:43,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 16:43:43,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 16:43:43,988 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 16:43:43,988 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 16:43:43,989 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-21 16:43:43,989 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 16:43:43,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 16:43:43,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 16:43:43,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 16:43:43,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 16:43:43,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 16:43:43,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 16:43:43,990 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 16:43:43,991 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 16:43:43,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 16:43:43,991 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0bb48efe8061468b6914d561c4062d44e07c687a579c8d4a5b0b3a737abe7fd2 [2022-07-21 16:43:44,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 16:43:44,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 16:43:44,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 16:43:44,318 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 16:43:44,319 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 16:43:44,320 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit.i [2022-07-21 16:43:44,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee0d5babb/1c4c8465db294a27b4b1f2607ec00b27/FLAG518433e61 [2022-07-21 16:43:44,801 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 16:43:44,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit.i [2022-07-21 16:43:44,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee0d5babb/1c4c8465db294a27b4b1f2607ec00b27/FLAG518433e61 [2022-07-21 16:43:44,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee0d5babb/1c4c8465db294a27b4b1f2607ec00b27 [2022-07-21 16:43:44,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 16:43:44,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 16:43:44,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:44,830 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 16:43:44,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 16:43:44,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:44" (1/1) ... [2022-07-21 16:43:44,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f29812e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:44, skipping insertion in model container [2022-07-21 16:43:44,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 04:43:44" (1/1) ... [2022-07-21 16:43:44,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 16:43:44,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 16:43:45,126 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-21 16:43:45,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b6fdba9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 04:43:45, skipping insertion in model container [2022-07-21 16:43:45,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 16:43:45,127 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-21 16:43:45,129 INFO L158 Benchmark]: Toolchain (without parser) took 299.92ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.3MB in the beginning and 45.8MB in the end (delta: -17.6MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-07-21 16:43:45,130 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 16:43:45,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.58ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.1MB in the beginning and 45.8MB in the end (delta: -17.7MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2022-07-21 16:43:45,134 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 34.7MB in the beginning and 34.6MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.58ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 28.1MB in the beginning and 45.8MB in the end (delta: -17.7MB). Peak memory consumption was 7.5MB. 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