./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 6c24879c 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-?-6c24879 [2022-07-12 18:10:25,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:25,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:25,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:25,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:25,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:25,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:25,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:25,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:25,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:25,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:25,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:25,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:25,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:25,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:25,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:25,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:25,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:25,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:25,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:25,815 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:25,824 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:25,825 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:25,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:25,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:25,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:25,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:25,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:25,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:25,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:25,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:25,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:25,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:25,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:25,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:25,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:25,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:25,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:25,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:25,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:25,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:25,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:25,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-12 18:10:25,862 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:25,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:25,863 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:25,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:25,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:25,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:25,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:25,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:25,864 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:25,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:25,865 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:25,865 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:25,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:25,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:25,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:25,866 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:25,866 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:25,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:25,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:25,867 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:25,867 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:25,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:25,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:25,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:25,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:25,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:25,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:25,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 18:10:25,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 18:10:25,869 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-07-12 18:10:26,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:26,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:26,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:26,049 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:26,049 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:26,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-07-12 18:10:26,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bbb9aab9/a1fb3d028a7644b3ae9171c87d5ad2c5/FLAG6bb20ade3 [2022-07-12 18:10:26,478 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:26,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-07-12 18:10:26,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bbb9aab9/a1fb3d028a7644b3ae9171c87d5ad2c5/FLAG6bb20ade3 [2022-07-12 18:10:26,513 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bbb9aab9/a1fb3d028a7644b3ae9171c87d5ad2c5 [2022-07-12 18:10:26,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:26,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:26,517 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:26,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:26,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:26,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:26" (1/1) ... [2022-07-12 18:10:26,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc0cbad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:26, skipping insertion in model container [2022-07-12 18:10:26,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:26" (1/1) ... [2022-07-12 18:10:26,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:26,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:26,724 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:10:26,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@392d29d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:26, skipping insertion in model container [2022-07-12 18:10:26,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:26,725 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:26,726 INFO L158 Benchmark]: Toolchain (without parser) took 209.56ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 77.8MB in the end (delta: -6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 18:10:26,726 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 104.9MB. Free memory was 59.1MB in the beginning and 59.0MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:26,726 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.92ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 77.8MB in the end (delta: -6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 18:10:26,731 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 104.9MB. Free memory was 59.1MB in the beginning and 59.0MB in the end (delta: 48.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.92ms. Allocated memory is still 104.9MB. Free memory was 70.8MB in the beginning and 77.8MB in the end (delta: -6.9MB). 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-?-6c24879 [2022-07-12 18:10:28,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:28,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:28,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:28,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:28,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:28,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:28,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:28,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:28,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:28,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:28,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:28,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:28,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:28,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:28,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:28,201 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:28,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:28,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:28,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:28,208 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:28,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:28,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:28,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:28,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:28,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:28,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:28,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:28,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:28,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:28,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:28,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:28,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:28,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:28,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:28,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:28,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:28,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:28,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:28,229 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:28,230 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:28,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:28,232 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-12 18:10:28,259 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:28,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:28,260 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:28,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:28,260 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:28,261 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:28,261 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:28,261 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:28,261 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:28,262 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:28,262 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:28,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:28,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:28,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 18:10:28,264 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 18:10:28,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb1ad2f41f868f7913ec01fb412c578f51ac389a0e512fc1eceeecaa227aa4ea [2022-07-12 18:10:28,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:28,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:28,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:28,589 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:28,590 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:28,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-3.i [2022-07-12 18:10:28,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fff02ae/656fb4c0f6ac4e1097688985dab71638/FLAG744cf0d97 [2022-07-12 18:10:29,049 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:29,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-3.i [2022-07-12 18:10:29,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fff02ae/656fb4c0f6ac4e1097688985dab71638/FLAG744cf0d97 [2022-07-12 18:10:29,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0fff02ae/656fb4c0f6ac4e1097688985dab71638 [2022-07-12 18:10:29,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:29,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:29,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:29,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:29,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:29,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:29" (1/1) ... [2022-07-12 18:10:29,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4024c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:29, skipping insertion in model container [2022-07-12 18:10:29,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:29" (1/1) ... [2022-07-12 18:10:29,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:29,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:29,394 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:10:29,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@223cdd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:29, skipping insertion in model container [2022-07-12 18:10:29,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:29,396 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:29,398 INFO L158 Benchmark]: Toolchain (without parser) took 318.14ms. Allocated memory is still 69.2MB. Free memory was 49.5MB in the beginning and 52.6MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 18:10:29,399 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:29,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.90ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 52.6MB in the end (delta: -3.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 18:10:29,403 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 69.2MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.90ms. Allocated memory is still 69.2MB. Free memory was 49.4MB in the beginning and 52.6MB in the end (delta: -3.2MB). 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