./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/global-atexit-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 574ddb4e 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-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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-17 08:14:26,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 08:14:26,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 08:14:26,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 08:14:26,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 08:14:26,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 08:14:26,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 08:14:26,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 08:14:26,287 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 08:14:26,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 08:14:26,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 08:14:26,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 08:14:26,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 08:14:26,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 08:14:26,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 08:14:26,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 08:14:26,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 08:14:26,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 08:14:26,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 08:14:26,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 08:14:26,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 08:14:26,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 08:14:26,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 08:14:26,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 08:14:26,311 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 08:14:26,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 08:14:26,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 08:14:26,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 08:14:26,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 08:14:26,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 08:14:26,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 08:14:26,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 08:14:26,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 08:14:26,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 08:14:26,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 08:14:26,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 08:14:26,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 08:14:26,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 08:14:26,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 08:14:26,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 08:14:26,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 08:14:26,317 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-17 08:14:26,331 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 08:14:26,331 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 08:14:26,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 08:14:26,332 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 08:14:26,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 08:14:26,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 08:14:26,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 08:14:26,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 08:14:26,334 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 08:14:26,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 08:14:26,335 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-17 08:14:26,335 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 08:14:26,335 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 08:14:26,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-17 08:14:26,335 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-17 08:14:26,336 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 08:14:26,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 08:14:26,337 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 08:14:26,337 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 08:14:26,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 08:14:26,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 08:14:26,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 08:14:26,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 08:14:26,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 08:14:26,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 08:14:26,338 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 08:14:26,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 08:14:26,338 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 08:14:26,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2023-02-17 08:14:26,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 08:14:26,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 08:14:26,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 08:14:26,579 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 08:14:26,579 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 08:14:26,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2023-02-17 08:14:27,735 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 08:14:27,965 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 08:14:27,965 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2023-02-17 08:14:27,972 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a124131b/e5f2eced4d0247ecaf4506061ba158e6/FLAGfe080485f [2023-02-17 08:14:27,989 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a124131b/e5f2eced4d0247ecaf4506061ba158e6 [2023-02-17 08:14:27,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 08:14:27,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 08:14:27,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 08:14:27,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 08:14:27,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 08:14:27,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 08:14:27" (1/1) ... [2023-02-17 08:14:28,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ede2d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 08:14:28, skipping insertion in model container [2023-02-17 08:14:28,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 08:14:27" (1/1) ... [2023-02-17 08:14:28,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 08:14:28,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 08:14:28,189 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-17 08:14:28,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@309c9e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 08:14:28, skipping insertion in model container [2023-02-17 08:14:28,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 08:14:28,190 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 08:14:28,191 INFO L158 Benchmark]: Toolchain (without parser) took 197.99ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 124.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-17 08:14:28,192 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 08:14:28,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 194.15ms. Allocated memory is still 165.7MB. Free memory was 135.1MB in the beginning and 124.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-17 08:14:28,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 194.15ms. Allocated memory is still 165.7MB. Free memory was 135.1MB in the beginning and 124.8MB in the end (delta: 10.3MB). 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-2.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 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 --- Real Ultimate output --- This is Ultimate 0.2.2-?-574ddb4 [2023-02-17 08:14:29,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 08:14:29,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 08:14:29,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 08:14:29,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 08:14:29,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 08:14:29,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 08:14:29,948 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 08:14:29,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 08:14:29,953 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 08:14:29,954 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 08:14:29,956 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 08:14:29,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 08:14:29,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 08:14:29,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 08:14:29,961 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 08:14:29,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 08:14:29,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 08:14:29,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 08:14:29,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 08:14:29,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 08:14:29,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 08:14:29,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 08:14:29,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 08:14:29,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 08:14:29,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 08:14:29,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 08:14:29,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 08:14:29,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 08:14:29,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 08:14:29,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 08:14:29,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 08:14:29,995 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 08:14:29,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 08:14:29,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 08:14:29,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 08:14:29,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 08:14:29,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 08:14:29,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 08:14:29,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 08:14:29,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 08:14:30,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-17 08:14:30,021 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 08:14:30,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 08:14:30,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 08:14:30,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 08:14:30,024 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 08:14:30,024 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 08:14:30,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 08:14:30,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 08:14:30,024 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 08:14:30,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 08:14:30,025 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-17 08:14:30,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 08:14:30,026 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 08:14:30,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 08:14:30,027 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 08:14:30,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 08:14:30,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 08:14:30,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 08:14:30,028 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 08:14:30,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 08:14:30,028 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 08:14:30,029 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 08:14:30,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 08:14:30,029 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 08:14:30,029 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 08:14:30,029 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9da781861d59395b8d404bdcbec80a46056549d551480bc32d5f4fe797e308d7 [2023-02-17 08:14:30,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 08:14:30,329 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 08:14:30,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 08:14:30,331 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 08:14:30,332 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 08:14:30,333 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-2.i [2023-02-17 08:14:31,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 08:14:31,717 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 08:14:31,717 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-2.i [2023-02-17 08:14:31,723 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c59798d35/7da86cd03eec47f5831f7b384fdc4a4b/FLAG622e3ec2a [2023-02-17 08:14:31,734 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c59798d35/7da86cd03eec47f5831f7b384fdc4a4b [2023-02-17 08:14:31,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 08:14:31,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 08:14:31,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 08:14:31,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 08:14:31,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 08:14:31,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 08:14:31" (1/1) ... [2023-02-17 08:14:31,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50240777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 08:14:31, skipping insertion in model container [2023-02-17 08:14:31,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 08:14:31" (1/1) ... [2023-02-17 08:14:31,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 08:14:31,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 08:14:31,955 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-17 08:14:31,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1db0ec71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 08:14:31, skipping insertion in model container [2023-02-17 08:14:31,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 08:14:31,957 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 08:14:31,958 INFO L158 Benchmark]: Toolchain (without parser) took 221.02ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 37.9MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-17 08:14:31,959 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 54.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 08:14:31,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.60ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 37.9MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-02-17 08:14:31,960 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 52.4MB. Free memory was 28.8MB in the beginning and 28.8MB in the end (delta: 54.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.60ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 37.9MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 570]: Unsupported Syntax Unsupported function: atexit RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN