./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 a31fd051 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-?-a31fd05 [2023-02-15 13:35:00,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:00,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:00,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:00,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:00,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:00,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:00,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:00,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:00,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:00,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:00,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:00,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:00,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:00,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:00,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:00,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:00,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:00,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:00,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:00,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:00,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:00,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:00,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:00,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:00,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:00,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:00,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:00,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:00,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:00,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:00,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:00,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:00,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:00,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:00,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:00,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:00,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:00,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:00,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:00,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:00,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:35:00,488 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:00,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:00,489 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:00,489 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:00,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:00,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:00,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:00,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:00,491 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:00,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:00,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:00,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:00,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:00,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:00,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:00,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:00,493 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:00,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:00,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:00,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:35:00,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:35:00,494 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:00,495 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:00,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:00,495 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:00,495 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 13:35:00,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:00,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:00,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:00,804 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:00,805 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:00,806 INFO L432 ainManager$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 13:35:01,890 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:02,211 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:02,211 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 13:35:02,239 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ba6a607/1db19367e63f4b148906d2c48d70e318/FLAGe9d19ff9e [2023-02-15 13:35:02,254 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52ba6a607/1db19367e63f4b148906d2c48d70e318 [2023-02-15 13:35:02,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:02,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:02,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:02,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:02,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:02,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:02" (1/1) ... [2023-02-15 13:35:02,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b019806 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:02, skipping insertion in model container [2023-02-15 13:35:02,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:02" (1/1) ... [2023-02-15 13:35:02,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:02,340 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:04,292 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 13:35:04,296 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 13:35:04,303 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:04,304 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:35:04,306 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 13:35:04,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@305e4891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:04, skipping insertion in model container [2023-02-15 13:35:04,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:04,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:04,308 INFO L158 Benchmark]: Toolchain (without parser) took 2049.57ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 92.8MB in the beginning and 132.3MB in the end (delta: -39.5MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2023-02-15 13:35:04,308 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:04,309 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2046.79ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 92.3MB in the beginning and 133.4MB in the end (delta: -41.0MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2023-02-15 13:35:04,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory was 50.1MB in the beginning and 50.0MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2046.79ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 92.3MB in the beginning and 133.4MB in the end (delta: -41.0MB). Peak memory consumption was 52.2MB. 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-?-a31fd05 [2023-02-15 13:35:05,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:35:05,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:35:05,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:35:05,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:35:06,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:35:06,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:35:06,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:35:06,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:35:06,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:35:06,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:35:06,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:35:06,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:35:06,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:35:06,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:35:06,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:35:06,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:35:06,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:35:06,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:35:06,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:35:06,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:35:06,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:35:06,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:35:06,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:35:06,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:35:06,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:35:06,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:35:06,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:35:06,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:35:06,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:35:06,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:35:06,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:35:06,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:35:06,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:35:06,049 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:35:06,049 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:35:06,050 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:35:06,050 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:35:06,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:35:06,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:35:06,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:35:06,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:35:06,081 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:35:06,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:35:06,082 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:35:06,082 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:35:06,083 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:35:06,083 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:35:06,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:35:06,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:35:06,084 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:35:06,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:35:06,085 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:35:06,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:35:06,086 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:35:06,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:35:06,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:35:06,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:35:06,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:35:06,087 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:35:06,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:35:06,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:35:06,088 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:35:06,088 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:35:06,088 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:35:06,088 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:35:06,088 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 13:35:06,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:35:06,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:35:06,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:35:06,368 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:35:06,368 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:35:06,370 INFO L432 ainManager$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 13:35:07,587 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:35:07,939 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:35:07,940 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 13:35:07,970 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2497ff289/fe7a4f0493534c63981416453a4440f9/FLAG885abfae6 [2023-02-15 13:35:07,983 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2497ff289/fe7a4f0493534c63981416453a4440f9 [2023-02-15 13:35:07,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:35:07,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:35:07,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:07,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:35:07,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:35:07,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:07" (1/1) ... [2023-02-15 13:35:08,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5d7b5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:07, skipping insertion in model container [2023-02-15 13:35:08,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:35:07" (1/1) ... [2023-02-15 13:35:08,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:35:08,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:35:09,177 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 13:35:09,181 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 13:35:09,194 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 13:35:09,197 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 13:35:09,199 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 13:35:09,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d51934d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:35:09, skipping insertion in model container [2023-02-15 13:35:09,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:35:09,199 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:35:09,201 INFO L158 Benchmark]: Toolchain (without parser) took 1205.76ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 43.0MB in the beginning and 57.8MB in the end (delta: -14.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-02-15 13:35:09,201 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:35:09,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1203.23ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 43.0MB in the beginning and 57.8MB in the end (delta: -14.8MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-02-15 13:35:09,203 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 73.4MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1203.23ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 43.0MB in the beginning and 57.8MB in the end (delta: -14.8MB). Peak memory consumption was 24.6MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN