./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 b5317dae 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-?-b5317da-m [2023-02-16 03:09:46,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:09:46,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:09:46,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:09:46,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:09:46,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:09:46,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:09:46,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:09:46,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:09:46,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:09:46,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:09:46,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:09:46,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:09:46,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:09:46,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:09:46,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:09:46,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:09:46,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:09:46,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:09:46,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:09:46,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:09:46,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:09:46,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:09:46,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:09:46,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:09:46,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:09:46,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:09:46,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:09:46,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:09:46,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:09:46,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:09:46,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:09:46,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:09:46,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:09:46,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:09:46,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:09:46,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:09:46,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:09:46,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:09:46,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:09:46,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:09:46,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-16 03:09:46,996 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:09:46,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:09:46,999 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:09:46,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:09:47,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:09:47,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:09:47,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:09:47,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:09:47,001 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:09:47,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:09:47,002 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-16 03:09:47,002 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:09:47,003 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:09:47,004 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-16 03:09:47,004 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:09:47,004 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:09:47,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:09:47,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:09:47,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:09:47,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:09:47,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:09:47,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:09:47,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:09:47,006 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:09:47,006 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:09:47,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:09:47,007 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:09:47,007 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-02-16 03:09:47,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:09:47,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:09:47,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:09:47,258 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:09:47,259 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:09:47,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-16 03:09:48,306 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:09:48,515 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:09:48,516 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-16 03:09:48,523 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9b367e72/339e0b78a7c54309a2ad4b2a8de5f59e/FLAG3f9745dc8 [2023-02-16 03:09:48,533 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9b367e72/339e0b78a7c54309a2ad4b2a8de5f59e [2023-02-16 03:09:48,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:09:48,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:09:48,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:09:48,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:09:48,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:09:48,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:09:48" (1/1) ... [2023-02-16 03:09:48,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7674093b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:09:48, skipping insertion in model container [2023-02-16 03:09:48,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:09:48" (1/1) ... [2023-02-16 03:09:48,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:09:48,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:09:48,736 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-16 03:09:48,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15bcb876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:09:48, skipping insertion in model container [2023-02-16 03:09:48,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:09:48,737 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:09:48,740 INFO L158 Benchmark]: Toolchain (without parser) took 203.79ms. Allocated memory is still 161.5MB. Free memory was 113.1MB in the beginning and 102.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-16 03:09:48,740 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 161.5MB. Free memory was 134.6MB in the beginning and 134.5MB in the end (delta: 92.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:09:48,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.19ms. Allocated memory is still 161.5MB. Free memory was 113.1MB in the beginning and 102.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-16 03:09:48,742 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 161.5MB. Free memory was 134.6MB in the beginning and 134.5MB in the end (delta: 92.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.19ms. Allocated memory is still 161.5MB. Free memory was 113.1MB in the beginning and 102.6MB in the end (delta: 10.5MB). 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 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-?-b5317da-m [2023-02-16 03:09:50,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:09:50,357 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:09:50,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:09:50,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:09:50,391 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:09:50,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:09:50,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:09:50,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:09:50,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:09:50,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:09:50,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:09:50,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:09:50,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:09:50,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:09:50,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:09:50,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:09:50,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:09:50,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:09:50,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:09:50,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:09:50,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:09:50,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:09:50,418 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:09:50,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:09:50,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:09:50,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:09:50,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:09:50,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:09:50,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:09:50,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:09:50,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:09:50,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:09:50,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:09:50,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:09:50,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:09:50,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:09:50,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:09:50,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:09:50,435 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:09:50,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:09:50,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-16 03:09:50,460 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:09:50,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:09:50,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:09:50,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:09:50,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:09:50,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:09:50,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:09:50,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:09:50,463 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:09:50,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:09:50,464 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-16 03:09:50,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:09:50,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:09:50,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:09:50,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:09:50,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:09:50,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:09:50,471 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-16 03:09:50,471 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:09:50,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:09:50,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:09:50,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:09:50,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:09:50,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:09:50,472 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:09:50,473 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:09:50,473 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:09:50,473 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:09:50,473 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:09:50,473 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:09:50,474 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:09:50,474 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:09:50,474 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-02-16 03:09:50,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:09:50,747 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:09:50,749 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:09:50,750 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:09:50,751 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:09:50,752 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-16 03:09:51,904 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:09:52,218 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:09:52,222 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-16 03:09:52,239 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1e35334b/4ed140cebdc746f7b140e5618ccb39b7/FLAG4337b00f7 [2023-02-16 03:09:52,257 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1e35334b/4ed140cebdc746f7b140e5618ccb39b7 [2023-02-16 03:09:52,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:09:52,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:09:52,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:09:52,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:09:52,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:09:52,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:09:52" (1/1) ... [2023-02-16 03:09:52,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74ff5e39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:09:52, skipping insertion in model container [2023-02-16 03:09:52,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:09:52" (1/1) ... [2023-02-16 03:09:52,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:09:52,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:09:52,557 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-16 03:09:52,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cb31803 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:09:52, skipping insertion in model container [2023-02-16 03:09:52,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:09:52,559 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:09:52,561 INFO L158 Benchmark]: Toolchain (without parser) took 297.73ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 33.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-16 03:09:52,561 INFO L158 Benchmark]: CDTParser took 1.42ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:09:52,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.63ms. Allocated memory is still 71.3MB. Free memory was 44.4MB in the beginning and 33.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-16 03:09:52,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42ms. Allocated memory is still 58.7MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 48.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.63ms. Allocated memory is still 71.3MB. Free memory was 44.4MB in the beginning and 33.6MB in the end (delta: 10.8MB). 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