./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e8d55036 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/du-1.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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:34:57,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:34:57,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:34:57,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:34:57,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:34:57,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:34:57,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:34:57,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:34:57,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:34:57,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:34:57,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:34:57,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:34:57,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:34:57,430 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:34:57,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:34:57,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:34:57,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:34:57,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:34:57,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:34:57,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:34:57,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:34:57,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:34:57,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:34:57,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:34:57,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:34:57,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:34:57,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:34:57,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:34:57,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:34:57,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:34:57,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:34:57,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:34:57,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:34:57,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:34:57,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:34:57,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:34:57,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:34:57,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:34:57,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:34:57,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:34:57,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:34:57,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:34:57,483 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:34:57,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:34:57,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:34:57,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:34:57,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:34:57,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:34:57,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:34:57,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:34:57,485 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:34:57,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:34:57,486 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:34:57,486 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:34:57,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:34:57,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:34:57,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:34:57,487 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:34:57,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:34:57,488 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:34:57,488 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:34:57,488 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:34:57,488 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:34:57,488 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2023-02-15 22:34:57,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:34:57,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:34:57,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:34:57,718 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:34:57,718 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:34:57,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-15 22:34:58,713 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:34:59,064 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:34:59,065 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-15 22:34:59,087 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbfb42c6b/37b6dd5bf640475c832765ce8dcc93ec/FLAG720ce9151 [2023-02-15 22:34:59,342 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbfb42c6b/37b6dd5bf640475c832765ce8dcc93ec [2023-02-15 22:34:59,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:34:59,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:34:59,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:34:59,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:34:59,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:34:59,365 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:59" (1/1) ... [2023-02-15 22:34:59,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a3375b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:34:59, skipping insertion in model container [2023-02-15 22:34:59,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:34:59" (1/1) ... [2023-02-15 22:34:59,371 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:34:59,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:00,271 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:00,273 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:00,276 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 22:35:00,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@947b846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:00, skipping insertion in model container [2023-02-15 22:35:00,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:00,277 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:00,279 INFO L158 Benchmark]: Toolchain (without parser) took 917.26ms. Allocated memory is still 151.0MB. Free memory was 108.4MB in the beginning and 76.6MB in the end (delta: 31.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:00,280 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 65.7MB in the beginning and 65.4MB in the end (delta: 321.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:00,280 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.26ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 76.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-02-15 22:35:00,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory was 65.7MB in the beginning and 65.4MB in the end (delta: 321.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.26ms. Allocated memory is still 151.0MB. Free memory was 108.0MB in the beginning and 76.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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/du-1.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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:01,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:01,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:02,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:02,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:02,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:02,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:02,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:02,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:02,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:02,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:02,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:02,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:02,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:02,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:02,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:02,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:02,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:02,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:02,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:02,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:02,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:02,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:02,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:02,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:02,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:02,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:02,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:02,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:02,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:02,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:02,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:02,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:02,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:02,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:02,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:02,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:02,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:02,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:02,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:02,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:02,065 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:35:02,094 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:02,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:02,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:02,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:02,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:02,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:02,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:02,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:02,096 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:02,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:02,097 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:02,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:35:02,098 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:35:02,099 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:02,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:02,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:02,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:02,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:02,099 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:02,100 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:35:02,101 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:02,101 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2023-02-15 22:35:02,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:02,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:02,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:02,369 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:02,369 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:02,370 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-15 22:35:03,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:03,746 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:03,746 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-15 22:35:03,765 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82e1e18c4/2faa751153d04d259012d5f7bf77c734/FLAG0a10eb886 [2023-02-15 22:35:03,775 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82e1e18c4/2faa751153d04d259012d5f7bf77c734 [2023-02-15 22:35:03,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:03,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:03,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:03,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:03,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:03,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:03" (1/1) ... [2023-02-15 22:35:03,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f9055d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:03, skipping insertion in model container [2023-02-15 22:35:03,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:03" (1/1) ... [2023-02-15 22:35:03,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:03,831 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:04,530 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:04,532 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 22:35:04,538 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 22:35:04,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67303459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:04, skipping insertion in model container [2023-02-15 22:35:04,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:04,540 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:04,541 INFO L158 Benchmark]: Toolchain (without parser) took 763.02ms. Allocated memory is still 88.1MB. Free memory was 58.7MB in the beginning and 47.2MB in the end (delta: 11.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:04,542 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:04,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 761.40ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 47.2MB in the end (delta: 11.2MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-02-15 22:35:04,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 761.40ms. Allocated memory is still 88.1MB. Free memory was 58.4MB in the beginning and 47.2MB in the end (delta: 11.2MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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