./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 3dbbec33 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-?-3dbbec3 [2023-02-14 14:02:58,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 14:02:58,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 14:02:58,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 14:02:58,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 14:02:58,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 14:02:58,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 14:02:58,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 14:02:58,136 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 14:02:58,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 14:02:58,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 14:02:58,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 14:02:58,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 14:02:58,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 14:02:58,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 14:02:58,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 14:02:58,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 14:02:58,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 14:02:58,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 14:02:58,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 14:02:58,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 14:02:58,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 14:02:58,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 14:02:58,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 14:02:58,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 14:02:58,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 14:02:58,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 14:02:58,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 14:02:58,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 14:02:58,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 14:02:58,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 14:02:58,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 14:02:58,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 14:02:58,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 14:02:58,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 14:02:58,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 14:02:58,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 14:02:58,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 14:02:58,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 14:02:58,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 14:02:58,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 14:02:58,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-14 14:02:58,194 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 14:02:58,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 14:02:58,195 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 14:02:58,195 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 14:02:58,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 14:02:58,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 14:02:58,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 14:02:58,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 14:02:58,196 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 14:02:58,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 14:02:58,197 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 14:02:58,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 14:02:58,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-14 14:02:58,198 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 14:02:58,199 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 14:02:58,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 14:02:58,199 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 14:02:58,199 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-14 14:02:58,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 14:02:58,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 14:02:58,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 14:02:58,437 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 14:02:58,437 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 14:02:58,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-14 14:02:59,568 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 14:02:59,890 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 14:02:59,890 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-14 14:02:59,920 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd58f5ab8/6ad9c4fa1d714cb4b205cabe07ccb518/FLAG078c86831 [2023-02-14 14:02:59,933 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd58f5ab8/6ad9c4fa1d714cb4b205cabe07ccb518 [2023-02-14 14:02:59,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 14:02:59,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 14:02:59,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 14:02:59,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 14:02:59,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 14:02:59,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:02:59" (1/1) ... [2023-02-14 14:02:59,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db3eb53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:02:59, skipping insertion in model container [2023-02-14 14:02:59,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:02:59" (1/1) ... [2023-02-14 14:02:59,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 14:03:00,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 14:03:01,250 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] [2023-02-14 14:03:01,253 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-14 14:03:01,260 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-14 14:03:01,261 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-14 14:03:01,262 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-14 14:03:01,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ee70d9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:03:01, skipping insertion in model container [2023-02-14 14:03:01,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 14:03:01,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 14:03:01,265 INFO L158 Benchmark]: Toolchain (without parser) took 1328.38ms. Allocated memory was 201.3MB in the beginning and 325.1MB in the end (delta: 123.7MB). Free memory was 143.5MB in the beginning and 274.8MB in the end (delta: -131.3MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2023-02-14 14:03:01,265 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 201.3MB. Free memory was 162.8MB in the beginning and 162.8MB in the end (delta: 18.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:03:01,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1325.52ms. Allocated memory was 201.3MB in the beginning and 325.1MB in the end (delta: 123.7MB). Free memory was 143.3MB in the beginning and 274.8MB in the end (delta: -131.5MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2023-02-14 14:03:01,267 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 201.3MB. Free memory was 162.8MB in the beginning and 162.8MB in the end (delta: 18.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1325.52ms. Allocated memory was 201.3MB in the beginning and 325.1MB in the end (delta: 123.7MB). Free memory was 143.3MB in the beginning and 274.8MB in the end (delta: -131.5MB). Peak memory consumption was 44.7MB. 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 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-?-3dbbec3 [2023-02-14 14:03:02,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-14 14:03:02,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-14 14:03:02,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-14 14:03:02,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-14 14:03:02,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-14 14:03:02,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-14 14:03:02,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-14 14:03:02,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-14 14:03:02,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-14 14:03:02,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-14 14:03:02,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-14 14:03:02,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-14 14:03:02,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-14 14:03:02,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-14 14:03:02,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-14 14:03:02,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-14 14:03:02,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-14 14:03:02,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-14 14:03:02,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-14 14:03:02,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-14 14:03:02,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-14 14:03:02,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-14 14:03:02,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-14 14:03:02,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-14 14:03:02,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-14 14:03:02,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-14 14:03:02,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-14 14:03:02,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-14 14:03:02,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-14 14:03:02,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-14 14:03:02,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-14 14:03:02,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-14 14:03:02,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-14 14:03:02,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-14 14:03:02,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-14 14:03:02,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-14 14:03:02,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-14 14:03:02,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-14 14:03:02,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-14 14:03:02,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-14 14:03:02,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-14 14:03:02,988 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-14 14:03:02,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-14 14:03:02,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-14 14:03:02,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-14 14:03:02,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-14 14:03:02,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-14 14:03:02,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-14 14:03:02,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-14 14:03:02,991 INFO L138 SettingsManager]: * Use SBE=true [2023-02-14 14:03:02,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-14 14:03:02,992 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-14 14:03:02,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-14 14:03:02,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-14 14:03:02,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-14 14:03:02,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-14 14:03:02,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-14 14:03:03,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-14 14:03:03,000 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-14 14:03:03,001 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-14 14:03:03,001 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-14 14:03:03,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-14 14:03:03,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-14 14:03:03,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-14 14:03:03,302 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-14 14:03:03,303 INFO L275 PluginConnector]: CDTParser initialized [2023-02-14 14:03:03,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-14 14:03:04,331 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-14 14:03:04,717 INFO L351 CDTParser]: Found 1 translation units. [2023-02-14 14:03:04,718 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-14 14:03:04,761 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d06c4d97/7922d03832d34efd8b3ffb885328c4fa/FLAGa712915a2 [2023-02-14 14:03:04,779 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d06c4d97/7922d03832d34efd8b3ffb885328c4fa [2023-02-14 14:03:04,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-14 14:03:04,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-14 14:03:04,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-14 14:03:04,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-14 14:03:04,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-14 14:03:04,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:04" (1/1) ... [2023-02-14 14:03:04,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d3a3870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:03:04, skipping insertion in model container [2023-02-14 14:03:04,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.02 02:03:04" (1/1) ... [2023-02-14 14:03:04,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-14 14:03:04,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-14 14:03:05,921 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] [2023-02-14 14:03:05,925 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-14 14:03:05,931 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-14 14:03:05,932 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-14 14:03:05,933 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-14 14:03:05,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9dd7b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.02 02:03:05, skipping insertion in model container [2023-02-14 14:03:05,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-14 14:03:05,934 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-14 14:03:05,936 INFO L158 Benchmark]: Toolchain (without parser) took 1153.41ms. Allocated memory is still 77.6MB. Free memory was 46.7MB in the beginning and 41.5MB in the end (delta: 5.3MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2023-02-14 14:03:05,936 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-14 14:03:05,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1151.91ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 41.5MB in the end (delta: 4.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-02-14 14:03:05,938 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1151.91ms. Allocated memory is still 77.6MB. Free memory was 46.3MB in the beginning and 41.5MB in the end (delta: 4.9MB). Peak memory consumption was 21.6MB. 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