./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/global-atexit-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:32:35,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:32:35,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:32:35,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:32:35,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:32:35,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:32:35,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:32:35,470 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:32:35,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:32:35,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:32:35,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:32:35,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:32:35,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:32:35,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:32:35,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:32:35,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:32:35,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:32:35,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:32:35,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:32:35,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:32:35,491 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:32:35,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:32:35,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:32:35,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:32:35,494 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:32:35,499 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:32:35,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:32:35,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:32:35,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:32:35,501 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:32:35,502 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:32:35,502 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:32:35,503 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:32:35,504 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:32:35,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:32:35,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:32:35,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:32:35,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:32:35,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:32:35,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:32:35,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:32:35,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:32:35,509 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-07-12 18:32:35,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:32:35,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:32:35,531 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:32:35,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:32:35,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:32:35,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:32:35,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:32:35,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:32:35,533 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:32:35,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:32:35,534 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:32:35,535 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:32:35,535 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-12 18:32:35,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:32:35,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:32:35,536 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:32:35,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:32:35,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:32:35,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:32:35,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:32:35,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:32:35,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:32:35,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:32:35,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 18:32:35,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 18:32:35,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-12 18:32:35,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:32:35,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:32:35,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:32:35,729 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:32:35,730 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:32:35,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-12 18:32:35,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083a64b72/8e92152944ab4dfcb0530f36d87ba6e7/FLAG42c1388dd [2022-07-12 18:32:36,208 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:32:36,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-12 18:32:36,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083a64b72/8e92152944ab4dfcb0530f36d87ba6e7/FLAG42c1388dd [2022-07-12 18:32:36,234 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/083a64b72/8e92152944ab4dfcb0530f36d87ba6e7 [2022-07-12 18:32:36,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:32:36,237 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:32:36,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:32:36,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:32:36,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:32:36,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:32:36" (1/1) ... [2022-07-12 18:32:36,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@376e7004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:32:36, skipping insertion in model container [2022-07-12 18:32:36,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:32:36" (1/1) ... [2022-07-12 18:32:36,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:32:36,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:32:36,510 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:32:36,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b5f3206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:32:36, skipping insertion in model container [2022-07-12 18:32:36,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:32:36,512 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:32:36,514 INFO L158 Benchmark]: Toolchain (without parser) took 275.28ms. Allocated memory is still 96.5MB. Free memory was 61.7MB in the beginning and 71.6MB in the end (delta: -10.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 18:32:36,514 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:32:36,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.55ms. Allocated memory is still 96.5MB. Free memory was 61.4MB in the beginning and 71.6MB in the end (delta: -10.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 18:32:36,517 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 96.5MB. Free memory was 66.6MB in the beginning and 66.6MB in the end (delta: 26.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.55ms. Allocated memory is still 96.5MB. Free memory was 61.4MB in the beginning and 71.6MB in the end (delta: -10.2MB). 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-5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:32:37,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:32:37,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:32:38,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:32:38,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:32:38,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:32:38,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:32:38,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:32:38,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:32:38,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:32:38,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:32:38,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:32:38,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:32:38,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:32:38,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:32:38,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:32:38,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:32:38,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:32:38,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:32:38,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:32:38,036 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:32:38,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:32:38,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:32:38,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:32:38,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:32:38,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:32:38,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:32:38,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:32:38,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:32:38,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:32:38,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:32:38,047 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:32:38,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:32:38,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:32:38,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:32:38,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:32:38,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:32:38,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:32:38,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:32:38,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:32:38,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:32:38,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:32:38,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-07-12 18:32:38,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:32:38,087 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:32:38,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:32:38,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:32:38,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:32:38,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:32:38,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:32:38,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:32:38,089 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:32:38,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:32:38,090 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:32:38,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:32:38,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:32:38,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:32:38,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:32:38,091 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:32:38,091 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:32:38,091 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-12 18:32:38,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:32:38,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:32:38,092 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 18:32:38,092 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 18:32:38,092 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:32:38,092 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:32:38,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:32:38,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:32:38,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:32:38,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:32:38,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:32:38,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:32:38,094 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 18:32:38,094 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 18:32:38,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 18:32:38,094 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2022-07-12 18:32:38,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:32:38,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:32:38,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:32:38,360 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:32:38,360 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:32:38,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-12 18:32:38,408 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f1a19fd/fe5ea8dc7d3847efaf314581b74c442e/FLAG67c8e89c1 [2022-07-12 18:32:38,795 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:32:38,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2022-07-12 18:32:38,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f1a19fd/fe5ea8dc7d3847efaf314581b74c442e/FLAG67c8e89c1 [2022-07-12 18:32:38,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48f1a19fd/fe5ea8dc7d3847efaf314581b74c442e [2022-07-12 18:32:38,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:32:38,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:32:38,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:32:38,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:32:38,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:32:38,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:32:38" (1/1) ... [2022-07-12 18:32:38,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521772f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:32:38, skipping insertion in model container [2022-07-12 18:32:38,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:32:38" (1/1) ... [2022-07-12 18:32:38,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:32:38,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:32:39,105 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2022-07-12 18:32:39,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e6f2500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:32:39, skipping insertion in model container [2022-07-12 18:32:39,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:32:39,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:32:39,109 INFO L158 Benchmark]: Toolchain (without parser) took 288.04ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 41.4MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-12 18:32:39,110 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:32:39,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.39ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.6MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-12 18:32:39,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.1MB in the beginning and 40.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.39ms. Allocated memory is still 58.7MB. Free memory was 36.2MB in the beginning and 41.6MB in the end (delta: -5.4MB). Peak memory consumption was 10.5MB. 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