./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/od-1.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 47b0bc17 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/od-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 cac17ee13764b8c12f2fcc76ba4cfa4360677b67 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:48:05,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:48:05,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:48:05,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:48:05,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:48:05,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:48:05,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:48:05,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:48:05,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:48:05,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:48:05,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:48:05,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:48:05,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:48:05,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:48:05,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:48:05,209 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:48:05,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:48:05,219 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:48:05,222 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:48:05,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:48:05,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:48:05,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:48:05,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:48:05,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:48:05,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:48:05,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:48:05,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:48:05,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:48:05,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:48:05,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:48:05,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:48:05,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:48:05,276 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:48:05,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:48:05,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:48:05,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:48:05,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:48:05,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:48:05,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:48:05,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:48:05,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:48:05,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-20 23:48:05,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:48:05,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:48:05,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:48:05,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:48:05,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:48:05,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:48:05,342 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:48:05,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:48:05,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:48:05,345 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 23:48:05,346 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 23:48:05,346 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 23:48:05,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:48:05,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 23:48:05,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 23:48:05,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:48:05,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:48:05,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:48:05,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:48:05,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:48:05,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:48:05,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:48:05,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:48:05,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 23:48:05,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 23:48:05,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:48:05,356 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> cac17ee13764b8c12f2fcc76ba4cfa4360677b67 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:48:05,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:48:05,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:48:05,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:48:05,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:48:05,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:48:05,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/od-1.i [2019-11-20 23:48:06,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1905b8b74/b145f51b1ddf4ed9a385c4b19f45b8d4/FLAGdf5125f6c [2019-11-20 23:48:07,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:48:07,761 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/od-1.i [2019-11-20 23:48:07,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1905b8b74/b145f51b1ddf4ed9a385c4b19f45b8d4/FLAGdf5125f6c [2019-11-20 23:48:07,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1905b8b74/b145f51b1ddf4ed9a385c4b19f45b8d4 [2019-11-20 23:48:07,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:48:07,905 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-20 23:48:07,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:48:07,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:48:07,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:48:07,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:48:07" (1/1) ... [2019-11-20 23:48:07,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4031bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:48:07, skipping insertion in model container [2019-11-20 23:48:07,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:48:07" (1/1) ... [2019-11-20 23:48:07,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:48:08,206 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:48:12,319 INFO L966 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-20 23:48:12,320 INFO L969 CHandler]: at location: C: (signed int *)((void *)0) [2487] [2019-11-20 23:48:12,321 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:48:12,357 ERROR L323 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-20 23:48:12,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ede4b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:48:12, skipping insertion in model container [2019-11-20 23:48:12,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:48:12,362 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-20 23:48:12,371 INFO L168 Benchmark]: Toolchain (without parser) took 4459.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 959.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:48:12,372 INFO L168 Benchmark]: CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:48:12,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4453.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 959.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:48:12,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4453.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 959.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 40.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2584]: 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...