./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e8d55036 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/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:23,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:23,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:23,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:23,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:23,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:23,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:23,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:23,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:23,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:23,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:23,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:23,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:23,835 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:23,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:23,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:23,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:23,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:23,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:23,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:23,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:23,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:23,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:23,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:23,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:23,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:23,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:23,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:23,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:23,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:23,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:23,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:23,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:23,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:23,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:23,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:23,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:23,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:23,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:23,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:23,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:23,867 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:35:23,906 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:23,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:23,907 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:23,907 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:23,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:23,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:23,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:23,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:23,909 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:23,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:23,910 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:23,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:23,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:23,911 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:23,911 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:23,911 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:23,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:23,912 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:23,912 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:23,912 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:23,912 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:23,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:23,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:23,913 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:23,913 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:23,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:35:23,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:35:23,914 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:23,914 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:23,914 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:23,914 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:23,914 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 22:35:24,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:24,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:24,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:24,179 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:24,180 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:24,181 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 22:35:25,307 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:25,747 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:25,748 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 22:35:25,781 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43df55edc/e46db3a2bdc64d58bd20a50874786540/FLAGc73c65500 [2023-02-15 22:35:25,796 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43df55edc/e46db3a2bdc64d58bd20a50874786540 [2023-02-15 22:35:25,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:25,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:25,801 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:25,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:25,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:25,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:25" (1/1) ... [2023-02-15 22:35:25,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e1801a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:25, skipping insertion in model container [2023-02-15 22:35:25,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:25" (1/1) ... [2023-02-15 22:35:25,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:25,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:27,329 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2023-02-15 22:35:27,335 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 22:35:27,345 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:27,346 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:35:27,352 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 22:35:27,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dd3a047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:27, skipping insertion in model container [2023-02-15 22:35:27,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:27,353 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:27,355 INFO L158 Benchmark]: Toolchain (without parser) took 1554.28ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 92.2MB in the end (delta: 5.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:27,356 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 135.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:27,356 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1552.06ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 92.2MB in the end (delta: 5.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-02-15 22:35:27,358 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 121.6MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 135.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1552.06ms. Allocated memory is still 157.3MB. Free memory was 97.7MB in the beginning and 92.2MB in the end (delta: 5.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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/busybox-1.22.0/ls-incomplete-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:29,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:29,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:29,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:29,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:29,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:29,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:29,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:29,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:29,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:29,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:29,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:29,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:29,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:29,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:29,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:29,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:29,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:29,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:29,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:29,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:29,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:29,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:29,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:29,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:29,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:29,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:29,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:29,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:29,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:29,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:29,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:29,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:29,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:29,326 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:29,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:29,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:29,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:29,328 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:29,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:29,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:29,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:35:29,358 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:29,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:29,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:29,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:29,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:29,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:29,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:29,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:29,362 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:29,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:29,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:29,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:29,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:29,364 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:29,364 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:29,364 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:29,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:29,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:29,365 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:35:29,365 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:35:29,365 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:29,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:29,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:29,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:29,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:29,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:29,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:29,367 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:35:29,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:35:29,367 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:29,367 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:29,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:29,368 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:35:29,368 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:29,368 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 22:35:29,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:29,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:29,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:29,709 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:29,709 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:29,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 22:35:30,951 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:31,433 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:31,434 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 22:35:31,475 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61f4a6028/08e0acca641442a094bb73dfbd144518/FLAGe05ce8437 [2023-02-15 22:35:31,494 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61f4a6028/08e0acca641442a094bb73dfbd144518 [2023-02-15 22:35:31,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:31,498 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:31,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:31,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:31,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:31,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:31" (1/1) ... [2023-02-15 22:35:31,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2791d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:31, skipping insertion in model container [2023-02-15 22:35:31,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:31" (1/1) ... [2023-02-15 22:35:31,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:31,597 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:32,914 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i[113333,113346] [2023-02-15 22:35:32,919 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 22:35:32,937 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:32,943 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:35:32,946 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 22:35:32,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c73eb3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:32, skipping insertion in model container [2023-02-15 22:35:32,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:32,947 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:32,949 INFO L158 Benchmark]: Toolchain (without parser) took 1449.58ms. Allocated memory is still 73.4MB. Free memory was 42.1MB in the beginning and 43.6MB in the end (delta: -1.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:32,949 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:32,950 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1447.19ms. Allocated memory is still 73.4MB. Free memory was 41.9MB in the beginning and 43.6MB in the end (delta: -1.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:32,951 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 33.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1447.19ms. Allocated memory is still 73.4MB. Free memory was 41.9MB in the beginning and 43.6MB in the end (delta: -1.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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