./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 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-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:10:18,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:18,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:18,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:18,858 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:18,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:18,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:18,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:18,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:18,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:18,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:18,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:18,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:18,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:18,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:18,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:18,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:18,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:18,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:18,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:18,893 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:18,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:18,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:18,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:18,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:18,903 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:18,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:18,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:18,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:18,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:18,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:18,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:18,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:18,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:18,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:18,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:18,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:18,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:18,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:18,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:18,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:18,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:18,918 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2022-07-12 18:10:18,947 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:18,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:18,948 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:18,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:18,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:18,949 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:18,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:18,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:18,950 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:18,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:18,951 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:18,951 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:18,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:18,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:18,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:18,952 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:18,952 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:18,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:18,952 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:18,953 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:18,954 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:18,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:18,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:18,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:18,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:18,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:18,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:18,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 18:10:18,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 18:10:18,956 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-12 18:10:19,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:19,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:19,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:19,226 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:19,227 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:19,228 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-12 18:10:19,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0579e5086/4fc40e6d5b4741a2bff1fe39c849d5fc/FLAGe14ba9061 [2022-07-12 18:10:19,734 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:19,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-12 18:10:19,748 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0579e5086/4fc40e6d5b4741a2bff1fe39c849d5fc/FLAGe14ba9061 [2022-07-12 18:10:19,761 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0579e5086/4fc40e6d5b4741a2bff1fe39c849d5fc [2022-07-12 18:10:19,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:19,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:19,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:19,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:19,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:19,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:19" (1/1) ... [2022-07-12 18:10:19,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18848a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:19, skipping insertion in model container [2022-07-12 18:10:19,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:19" (1/1) ... [2022-07-12 18:10:19,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:19,804 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:20,037 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:10:20,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62c93401 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:20, skipping insertion in model container [2022-07-12 18:10:20,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:20,039 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:20,042 INFO L158 Benchmark]: Toolchain (without parser) took 276.01ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 69.9MB in the beginning and 100.1MB in the end (delta: -30.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-12 18:10:20,043 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:20,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.55ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 100.1MB in the end (delta: -30.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:10:20,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 100.7MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.55ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 69.7MB in the beginning and 100.1MB in the end (delta: -30.5MB). 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-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:10:21,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:10:21,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:10:22,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:10:22,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:10:22,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:10:22,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:10:22,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:10:22,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:10:22,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:10:22,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:10:22,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:10:22,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:10:22,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:10:22,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:10:22,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:10:22,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:10:22,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:10:22,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:10:22,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:10:22,060 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:10:22,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:10:22,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:10:22,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:10:22,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:10:22,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:10:22,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:10:22,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:10:22,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:10:22,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:10:22,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:10:22,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:10:22,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:10:22,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:10:22,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:10:22,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:10:22,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:10:22,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:10:22,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:10:22,083 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:10:22,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:10:22,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:10:22,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2022-07-12 18:10:22,129 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:10:22,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:10:22,130 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:10:22,130 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:10:22,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:10:22,132 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:10:22,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:10:22,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:10:22,133 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:10:22,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:10:22,134 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:10:22,135 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:10:22,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:10:22,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:10:22,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:10:22,136 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:10:22,136 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:10:22,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:10:22,136 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:10:22,137 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 18:10:22,137 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 18:10:22,137 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:10:22,137 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:10:22,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:10:22,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:10:22,138 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:10:22,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:10:22,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:10:22,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:10:22,139 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 18:10:22,139 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 18:10:22,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 18:10:22,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2022-07-12 18:10:22,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:10:22,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:10:22,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:10:22,549 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:10:22,551 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:10:22,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-12 18:10:22,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc13728b/07d5a6297f8a4522ad08a5096a047012/FLAG28a3dfd00 [2022-07-12 18:10:23,073 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:10:23,080 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2022-07-12 18:10:23,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc13728b/07d5a6297f8a4522ad08a5096a047012/FLAG28a3dfd00 [2022-07-12 18:10:23,448 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dc13728b/07d5a6297f8a4522ad08a5096a047012 [2022-07-12 18:10:23,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:10:23,452 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:10:23,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:23,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:10:23,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:10:23,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:23" (1/1) ... [2022-07-12 18:10:23,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fdffdec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:23, skipping insertion in model container [2022-07-12 18:10:23,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:10:23" (1/1) ... [2022-07-12 18:10:23,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:10:23,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:10:23,824 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:10:23,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e81bcd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:10:23, skipping insertion in model container [2022-07-12 18:10:23,825 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:10:23,826 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:10:23,828 INFO L158 Benchmark]: Toolchain (without parser) took 374.69ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 24.2MB in the beginning and 45.7MB in the end (delta: -21.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-12 18:10:23,829 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 48.2MB. Free memory is still 30.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:10:23,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.37ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 24.1MB in the beginning and 45.9MB in the end (delta: -21.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-12 18:10:23,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 48.2MB. Free memory is still 30.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.37ms. Allocated memory was 48.2MB in the beginning and 62.9MB in the end (delta: 14.7MB). Free memory was 24.1MB in the beginning and 45.9MB in the end (delta: -21.8MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN