./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 7e1ff0e6 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-?-7e1ff0e [2023-02-15 01:44:32,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:32,122 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:32,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:32,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:32,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:32,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:32,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:32,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:32,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:32,181 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:32,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:32,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:32,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:32,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:32,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:32,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:32,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:32,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:32,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:32,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:32,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:32,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:32,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:32,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:32,211 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:32,211 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:32,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:32,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:32,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:32,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:32,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:32,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:32,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:32,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:32,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:32,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:32,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:32,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:32,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:32,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:32,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:44:32,249 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:32,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:32,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:32,250 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:32,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:32,251 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:32,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:32,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:32,252 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:32,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:32,253 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:32,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:32,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:32,253 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:32,253 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:32,254 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:32,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:32,254 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:32,254 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:32,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:32,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:32,255 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:32,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:32,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:32,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:32,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:44:32,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:44:32,256 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:32,257 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:32,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:32,257 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:32,257 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 01:44:32,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:32,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:32,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:32,522 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:32,522 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:32,523 INFO L432 ainManager$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 01:44:33,693 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:34,152 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:34,153 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 01:44:34,192 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd00c2110/95477d32e0f141bcab29394f5a539194/FLAG4d30f5be3 [2023-02-15 01:44:34,208 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd00c2110/95477d32e0f141bcab29394f5a539194 [2023-02-15 01:44:34,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:34,212 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:34,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:34,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:34,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:34,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:34" (1/1) ... [2023-02-15 01:44:34,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57e73742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:34, skipping insertion in model container [2023-02-15 01:44:34,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:34" (1/1) ... [2023-02-15 01:44:34,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:34,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:35,666 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 01:44:35,671 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 01:44:35,680 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:35,681 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 01:44:35,683 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 01:44:35,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b5154db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:35, skipping insertion in model container [2023-02-15 01:44:35,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:35,684 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:35,686 INFO L158 Benchmark]: Toolchain (without parser) took 1472.96ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 77.7MB in the beginning and 111.8MB in the end (delta: -34.1MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:35,686 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:35,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1469.61ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 77.4MB in the beginning and 111.8MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:35,688 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1469.61ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 77.4MB in the beginning and 111.8MB in the end (delta: -34.4MB). Peak memory consumption was 22.2MB. 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-?-7e1ff0e [2023-02-15 01:44:37,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:37,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:37,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:37,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:37,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:37,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:37,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:37,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:37,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:37,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:37,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:37,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:37,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:37,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:37,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:37,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:37,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:37,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:37,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:37,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:37,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:37,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:37,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:37,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:37,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:37,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:37,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:37,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:37,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:37,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:37,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:37,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:37,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:37,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:37,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:37,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:37,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:37,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:37,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:37,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:37,695 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:44:37,735 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:37,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:37,737 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:37,737 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:37,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:37,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:37,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:37,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:37,739 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:37,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:37,740 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:37,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:37,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:37,741 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:37,741 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:37,741 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:37,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:37,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:37,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:44:37,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:44:37,742 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:37,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:37,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:37,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:37,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:37,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:37,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:37,743 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:44:37,744 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:44:37,744 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:37,744 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:37,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:37,744 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:44:37,745 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:37,745 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c9842033dff9299e1f2c3536eca5d9c3861e24e2a5442ff6775872586d4a96a [2023-02-15 01:44:38,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:38,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:38,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:38,054 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:38,054 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:38,055 INFO L432 ainManager$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 01:44:39,167 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:39,640 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:39,640 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-2.i [2023-02-15 01:44:39,679 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68138688/6d6ee13923ae481899df9e7a8a9d7d2e/FLAG56378c73d [2023-02-15 01:44:39,692 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a68138688/6d6ee13923ae481899df9e7a8a9d7d2e [2023-02-15 01:44:39,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:39,696 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:39,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:39,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:39,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:39,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:39" (1/1) ... [2023-02-15 01:44:39,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b43dfc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:39, skipping insertion in model container [2023-02-15 01:44:39,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:39" (1/1) ... [2023-02-15 01:44:39,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:39,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:41,016 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 01:44:41,022 WARN L623 FunctionHandler]: Unknown extern function strrchr [2023-02-15 01:44:41,033 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:41,034 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 01:44:41,035 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 01:44:41,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@439de370 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:41, skipping insertion in model container [2023-02-15 01:44:41,040 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:41,040 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:41,042 INFO L158 Benchmark]: Toolchain (without parser) took 1345.15ms. Allocated memory is still 71.3MB. Free memory was 40.0MB in the beginning and 39.5MB in the end (delta: 491.4kB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-02-15 01:44:41,042 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:41,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1341.83ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 39.5MB in the end (delta: 280.8kB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2023-02-15 01:44:41,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1341.83ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 39.5MB in the end (delta: 280.8kB). Peak memory consumption was 16.4MB. 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 Writing output log to file Ultimate.log Result: UNKNOWN