./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 2329fc70 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-?-2329fc7 [2023-02-14 01:43:13,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 01:43:13,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 01:43:13,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 01:43:13,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 01:43:13,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 01:43:13,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 01:43:13,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 01:43:13,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 01:43:13,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 01:43:13,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 01:43:13,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 01:43:13,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 01:43:13,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 01:43:13,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 01:43:13,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 01:43:13,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 01:43:13,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 01:43:13,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 01:43:13,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 01:43:13,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 01:43:13,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 01:43:13,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 01:43:13,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 01:43:13,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 01:43:13,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 01:43:13,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 01:43:13,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 01:43:13,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 01:43:13,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 01:43:13,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 01:43:13,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 01:43:13,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 01:43:13,078 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 01:43:13,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 01:43:13,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 01:43:13,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 01:43:13,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 01:43:13,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 01:43:13,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 01:43:13,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 01:43:13,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-02-14 01:43:13,102 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 01:43:13,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 01:43:13,103 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 01:43:13,103 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 01:43:13,104 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 01:43:13,104 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 01:43:13,105 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 01:43:13,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 01:43:13,105 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 01:43:13,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 01:43:13,106 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-14 01:43:13,106 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 01:43:13,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 01:43:13,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 01:43:13,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 01:43:13,108 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-14 01:43:13,108 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 01:43:13,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 01:43:13,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 01:43:13,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 01:43:13,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 01:43:13,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 01:43:13,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 01:43:13,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-14 01:43:13,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-14 01:43:13,110 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 01:43:13,110 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 01:43:13,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 01:43:13,110 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 01:43:13,110 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-02-14 01:43:13,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 01:43:13,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 01:43:13,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 01:43:13,418 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 01:43:13,418 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 01:43:13,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-14 01:43:14,606 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 01:43:14,842 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 01:43:14,843 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-14 01:43:14,861 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/172648477/28927efaac524671940d0ff91e99f2f9/FLAG85cf5dabb [2023-02-14 01:43:14,874 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/172648477/28927efaac524671940d0ff91e99f2f9 [2023-02-14 01:43:14,876 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 01:43:14,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 01:43:14,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 01:43:14,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 01:43:14,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 01:43:14,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 01:43:14" (1/1) ... [2023-02-14 01:43:14,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ca2b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 01:43:14, skipping insertion in model container [2023-02-14 01:43:14,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 01:43:14" (1/1) ... [2023-02-14 01:43:14,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 01:43:14,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 01:43:15,232 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-14 01:43:15,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@81e6fc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 01:43:15, skipping insertion in model container [2023-02-14 01:43:15,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 01:43:15,233 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 01:43:15,237 INFO L158 Benchmark]: Toolchain (without parser) took 357.99ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 87.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-14 01:43:15,237 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 01:43:15,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.27ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 87.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-14 01:43:15,240 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.27ms. Allocated memory is still 142.6MB. Free memory was 97.9MB in the beginning and 87.4MB 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-?-2329fc7 [2023-02-14 01:43:17,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 01:43:17,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 01:43:17,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 01:43:17,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 01:43:17,282 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 01:43:17,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 01:43:17,286 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 01:43:17,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 01:43:17,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 01:43:17,297 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 01:43:17,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 01:43:17,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 01:43:17,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 01:43:17,302 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 01:43:17,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 01:43:17,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 01:43:17,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 01:43:17,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 01:43:17,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 01:43:17,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 01:43:17,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 01:43:17,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 01:43:17,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 01:43:17,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 01:43:17,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 01:43:17,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 01:43:17,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 01:43:17,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 01:43:17,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 01:43:17,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 01:43:17,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 01:43:17,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 01:43:17,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 01:43:17,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 01:43:17,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 01:43:17,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 01:43:17,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 01:43:17,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 01:43:17,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 01:43:17,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 01:43:17,337 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-02-14 01:43:17,370 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 01:43:17,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 01:43:17,372 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 01:43:17,372 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 01:43:17,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 01:43:17,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 01:43:17,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 01:43:17,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 01:43:17,374 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 01:43:17,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 01:43:17,375 INFO L138 SettingsManager]: * sizeof long=4 [2023-02-14 01:43:17,376 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 01:43:17,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 01:43:17,376 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-02-14 01:43:17,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 01:43:17,376 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 01:43:17,377 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 01:43:17,377 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 01:43:17,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 01:43:17,377 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 01:43:17,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-14 01:43:17,378 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-14 01:43:17,378 INFO L138 SettingsManager]: * sizeof long double=12 [2023-02-14 01:43:17,378 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 01:43:17,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 01:43:17,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 01:43:17,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 01:43:17,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 01:43:17,379 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 01:43:17,379 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 01:43:17,379 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-14 01:43:17,380 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-14 01:43:17,380 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 01:43:17,380 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 01:43:17,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 01:43:17,381 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-14 01:43:17,381 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 01:43:17,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89278d854a8128eebc941ecf98beecfa86ade231869ef60481b85a33a16751d9 [2023-02-14 01:43:17,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 01:43:17,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 01:43:17,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 01:43:17,723 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 01:43:17,724 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 01:43:17,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-14 01:43:19,007 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 01:43:19,282 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 01:43:19,283 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/global-atexit-5.i [2023-02-14 01:43:19,293 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc3d6d886/700720df41aa4171aeee6e5a2f6dd87a/FLAG4940c0a96 [2023-02-14 01:43:19,304 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc3d6d886/700720df41aa4171aeee6e5a2f6dd87a [2023-02-14 01:43:19,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 01:43:19,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 01:43:19,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 01:43:19,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 01:43:19,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 01:43:19,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 01:43:19" (1/1) ... [2023-02-14 01:43:19,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185c0e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 01:43:19, skipping insertion in model container [2023-02-14 01:43:19,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 01:43:19" (1/1) ... [2023-02-14 01:43:19,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 01:43:19,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 01:43:19,619 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: atexit [2023-02-14 01:43:19,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c87d377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 01:43:19, skipping insertion in model container [2023-02-14 01:43:19,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 01:43:19,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 01:43:19,623 INFO L158 Benchmark]: Toolchain (without parser) took 315.14ms. Allocated memory is still 90.2MB. Free memory was 66.3MB in the beginning and 55.2MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-14 01:43:19,624 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 01:43:19,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.53ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 55.4MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-14 01:43:19,626 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.53ms. Allocated memory is still 90.2MB. Free memory was 66.1MB in the beginning and 55.4MB in the end (delta: 10.6MB). 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