./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5317dae 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:54:21,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:54:21,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:54:21,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:54:21,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:54:21,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:54:21,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:54:21,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:54:21,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:54:21,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:54:21,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:54:21,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:54:21,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:54:21,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:54:21,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:54:21,907 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:54:21,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:54:21,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:54:21,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:54:21,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:54:21,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:54:21,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:54:21,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:54:21,918 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:54:21,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:54:21,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:54:21,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:54:21,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:54:21,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:54:21,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:54:21,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:54:21,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:54:21,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:54:21,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:54:21,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:54:21,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:54:21,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:54:21,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:54:21,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:54:21,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:54:21,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:54:21,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-16 03:54:21,961 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:54:21,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:54:21,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:54:21,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:54:21,963 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:54:21,963 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:54:21,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:54:21,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:54:21,964 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:54:21,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:54:21,964 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:54:21,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:54:21,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:54:21,966 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:54:21,966 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:54:21,967 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:54:21,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:54:21,967 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:54:21,967 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:54:21,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:54:21,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:54:21,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:54:21,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:54:21,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:54:21,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:54:21,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:54:21,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:54:21,969 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:54:21,969 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:54:21,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:54:21,970 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:54:21,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-16 03:54:22,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:54:22,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:54:22,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:54:22,276 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:54:22,277 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:54:22,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-16 03:54:23,425 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:54:23,821 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:54:23,821 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-16 03:54:23,860 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92acbd44a/716decbb86fb4698a65181fb5a79c0f6/FLAG5d9f3d64d [2023-02-16 03:54:23,879 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/92acbd44a/716decbb86fb4698a65181fb5a79c0f6 [2023-02-16 03:54:23,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:54:23,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:54:23,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:23,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:54:23,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:54:23,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:23" (1/1) ... [2023-02-16 03:54:23,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0a4302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:23, skipping insertion in model container [2023-02-16 03:54:23,891 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:23" (1/1) ... [2023-02-16 03:54:23,898 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:54:23,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:54:25,184 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-16 03:54:25,188 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-16 03:54:25,190 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:54:25,214 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:54:25,220 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-16 03:54:25,267 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-16 03:54:25,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5e4d311a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:25, skipping insertion in model container [2023-02-16 03:54:25,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:25,268 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:54:25,270 INFO L158 Benchmark]: Toolchain (without parser) took 1386.42ms. Allocated memory is still 130.0MB. Free memory was 93.8MB in the beginning and 63.0MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-02-16 03:54:25,271 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:54:25,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.22ms. Allocated memory is still 130.0MB. Free memory was 93.8MB in the beginning and 63.0MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-02-16 03:54:25,273 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 57.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.22ms. Allocated memory is still 130.0MB. Free memory was 93.8MB in the beginning and 63.0MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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/who-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 e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:54:27,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:54:27,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:54:27,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:54:27,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:54:27,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:54:27,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:54:27,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:54:27,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:54:27,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:54:27,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:54:27,408 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:54:27,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:54:27,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:54:27,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:54:27,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:54:27,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:54:27,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:54:27,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:54:27,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:54:27,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:54:27,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:54:27,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:54:27,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:54:27,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:54:27,435 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:54:27,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:54:27,437 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:54:27,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:54:27,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:54:27,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:54:27,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:54:27,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:54:27,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:54:27,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:54:27,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:54:27,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:54:27,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:54:27,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:54:27,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:54:27,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:54:27,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-16 03:54:27,493 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:54:27,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:54:27,495 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:54:27,495 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:54:27,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:54:27,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:54:27,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:54:27,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:54:27,497 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:54:27,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:54:27,498 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:54:27,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:54:27,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:54:27,499 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:54:27,499 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:54:27,499 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:54:27,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:54:27,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:54:27,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:54:27,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:54:27,500 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:54:27,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:54:27,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:54:27,501 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:54:27,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:54:27,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:54:27,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:54:27,502 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:54:27,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:54:27,502 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:54:27,502 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:54:27,502 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:54:27,503 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:54:27,503 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:54:27,503 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e45b327306a6562d6a4620d8aeeeb1c80e5a817c1ba8b28a2c494470fe4c5348 [2023-02-16 03:54:27,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:54:27,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:54:27,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:54:27,875 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:54:27,876 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:54:27,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-16 03:54:29,111 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:54:29,497 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:54:29,497 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2023-02-16 03:54:29,535 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3153d4a3e/d5d7ae2dfb694dccb382f7422b4e49f3/FLAG25fe168ae [2023-02-16 03:54:29,557 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3153d4a3e/d5d7ae2dfb694dccb382f7422b4e49f3 [2023-02-16 03:54:29,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:54:29,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:54:29,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:29,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:54:29,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:54:29,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:29" (1/1) ... [2023-02-16 03:54:29,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41366442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:29, skipping insertion in model container [2023-02-16 03:54:29,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:29" (1/1) ... [2023-02-16 03:54:29,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:54:29,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:54:30,777 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-16 03:54:30,778 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-16 03:54:30,780 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:54:30,798 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:54:30,804 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-16 03:54:30,850 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-16 03:54:30,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c5c2623 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:30, skipping insertion in model container [2023-02-16 03:54:30,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:30,853 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:54:30,855 INFO L158 Benchmark]: Toolchain (without parser) took 1292.93ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 37.2MB in the beginning and 50.8MB in the end (delta: -13.6MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-02-16 03:54:30,855 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:54:30,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1291.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 37.1MB in the beginning and 50.8MB in the end (delta: -13.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-02-16 03:54:30,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 48.2MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1291.03ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 37.1MB in the beginning and 50.8MB in the end (delta: -13.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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