./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 574ddb4e Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/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-?-574ddb4 [2023-02-17 09:01:38,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 09:01:38,555 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 09:01:38,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 09:01:38,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 09:01:38,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 09:01:38,611 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 09:01:38,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 09:01:38,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 09:01:38,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 09:01:38,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 09:01:38,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 09:01:38,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 09:01:38,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 09:01:38,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 09:01:38,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 09:01:38,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 09:01:38,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 09:01:38,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 09:01:38,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 09:01:38,642 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 09:01:38,643 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 09:01:38,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 09:01:38,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 09:01:38,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 09:01:38,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 09:01:38,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 09:01:38,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 09:01:38,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 09:01:38,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 09:01:38,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 09:01:38,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 09:01:38,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 09:01:38,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 09:01:38,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 09:01:38,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 09:01:38,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 09:01:38,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 09:01:38,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 09:01:38,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 09:01:38,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 09:01:38,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 09:01:38,692 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 09:01:38,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 09:01:38,693 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 09:01:38,693 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 09:01:38,694 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 09:01:38,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 09:01:38,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 09:01:38,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 09:01:38,695 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 09:01:38,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 09:01:38,696 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 09:01:38,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 09:01:38,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 09:01:38,697 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 09:01:38,697 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 09:01:38,697 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 09:01:38,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 09:01:38,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 09:01:38,698 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 09:01:38,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 09:01:38,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 09:01:38,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 09:01:38,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 09:01:38,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 09:01:38,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 09:01:38,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 09:01:38,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 09:01:38,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 09:01:38,700 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 09:01:38,700 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 09:01:38,701 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 09:01:38,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-17 09:01:38,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 09:01:39,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 09:01:39,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 09:01:39,013 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 09:01:39,013 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 09:01:39,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-17 09:01:40,254 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 09:01:40,745 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 09:01:40,746 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-17 09:01:40,782 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b26937d52/010a09e39ec543688d95dcabfb07345b/FLAG43869bb01 [2023-02-17 09:01:40,794 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b26937d52/010a09e39ec543688d95dcabfb07345b [2023-02-17 09:01:40,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 09:01:40,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 09:01:40,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:40,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 09:01:40,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 09:01:40,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:40" (1/1) ... [2023-02-17 09:01:40,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53547ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:40, skipping insertion in model container [2023-02-17 09:01:40,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:40" (1/1) ... [2023-02-17 09:01:40,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 09:01:40,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 09:01:42,687 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] [2023-02-17 09:01:42,695 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-17 09:01:42,704 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 09:01:42,715 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-17 09:01:42,717 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-17 09:01:42,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49c9853c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:42, skipping insertion in model container [2023-02-17 09:01:42,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:42,718 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 09:01:42,719 INFO L158 Benchmark]: Toolchain (without parser) took 1921.26ms. Allocated memory is still 180.4MB. Free memory was 125.2MB in the beginning and 125.6MB in the end (delta: -389.2kB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-02-17 09:01:42,720 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory was 96.1MB in the beginning and 96.1MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 09:01:42,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1919.73ms. Allocated memory is still 180.4MB. Free memory was 125.2MB in the beginning and 125.6MB in the end (delta: -389.2kB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2023-02-17 09:01:42,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 130.0MB. Free memory was 96.1MB in the beginning and 96.1MB in the end (delta: 23.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1919.73ms. Allocated memory is still 180.4MB. Free memory was 125.2MB in the beginning and 125.6MB in the end (delta: -389.2kB). Peak memory consumption was 35.4MB. 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-?-574ddb4 [2023-02-17 09:01:44,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 09:01:44,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 09:01:44,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 09:01:44,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 09:01:44,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 09:01:44,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 09:01:44,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 09:01:44,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 09:01:44,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 09:01:44,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 09:01:44,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 09:01:44,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 09:01:44,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 09:01:44,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 09:01:44,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 09:01:44,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 09:01:44,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 09:01:44,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 09:01:44,715 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 09:01:44,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 09:01:44,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 09:01:44,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 09:01:44,719 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 09:01:44,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 09:01:44,726 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 09:01:44,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 09:01:44,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 09:01:44,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 09:01:44,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 09:01:44,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 09:01:44,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 09:01:44,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 09:01:44,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 09:01:44,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 09:01:44,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 09:01:44,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 09:01:44,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 09:01:44,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 09:01:44,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 09:01:44,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 09:01:44,737 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 09:01:44,762 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 09:01:44,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 09:01:44,762 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 09:01:44,762 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 09:01:44,763 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 09:01:44,763 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 09:01:44,763 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 09:01:44,763 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 09:01:44,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 09:01:44,764 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 09:01:44,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 09:01:44,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 09:01:44,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 09:01:44,766 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 09:01:44,767 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 09:01:44,767 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-17 09:01:45,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 09:01:45,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 09:01:45,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 09:01:45,160 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 09:01:45,160 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 09:01:45,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-17 09:01:46,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 09:01:46,786 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 09:01:46,786 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-17 09:01:46,823 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9e3acbe8/92dbdc1ae27549aca1e6607b13f51136/FLAG436e837d4 [2023-02-17 09:01:46,843 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9e3acbe8/92dbdc1ae27549aca1e6607b13f51136 [2023-02-17 09:01:46,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 09:01:46,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 09:01:46,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:46,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 09:01:46,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 09:01:46,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:46" (1/1) ... [2023-02-17 09:01:46,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8a35ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:46, skipping insertion in model container [2023-02-17 09:01:46,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:46" (1/1) ... [2023-02-17 09:01:46,863 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 09:01:46,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 09:01:48,381 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] [2023-02-17 09:01:48,386 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-17 09:01:48,405 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-17 09:01:48,410 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-17 09:01:48,413 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-17 09:01:48,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@556684d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:48, skipping insertion in model container [2023-02-17 09:01:48,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:48,414 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 09:01:48,416 INFO L158 Benchmark]: Toolchain (without parser) took 1567.82ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 36.9MB in the beginning and 53.3MB in the end (delta: -16.5MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-02-17 09:01:48,416 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 09:01:48,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1562.88ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 53.3MB in the end (delta: -16.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2023-02-17 09:01:48,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory is still 31.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1562.88ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 36.7MB in the beginning and 53.3MB in the end (delta: -16.7MB). Peak memory consumption was 14.0MB. 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