./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f6fb2bb1 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/test-incomplete-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 35205ec86f15308f62759c168f6e807ab61d211c .......................................................................................................................... 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-f6fb2bb [2019-11-19 19:51:55,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 19:51:55,717 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 19:51:55,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 19:51:55,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 19:51:55,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 19:51:55,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 19:51:55,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 19:51:55,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 19:51:55,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 19:51:55,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 19:51:55,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 19:51:55,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 19:51:55,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 19:51:55,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 19:51:55,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 19:51:55,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 19:51:55,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 19:51:55,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 19:51:55,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 19:51:55,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 19:51:55,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 19:51:55,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 19:51:55,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 19:51:55,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 19:51:55,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 19:51:55,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 19:51:55,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 19:51:55,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 19:51:55,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 19:51:55,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 19:51:55,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 19:51:55,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 19:51:55,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 19:51:55,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 19:51:55,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 19:51:55,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 19:51:55,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 19:51:55,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 19:51:55,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 19:51:55,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 19:51:55,772 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-19 19:51:55,793 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 19:51:55,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 19:51:55,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 19:51:55,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 19:51:55,795 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 19:51:55,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 19:51:55,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 19:51:55,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 19:51:55,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 19:51:55,797 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-19 19:51:55,798 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-19 19:51:55,798 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-19 19:51:55,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 19:51:55,799 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 19:51:55,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 19:51:55,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 19:51:55,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 19:51:55,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 19:51:55,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 19:51:55,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 19:51:55,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 19:51:55,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 19:51:55,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 19:51:55,802 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 19:51:55,802 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 19:51:55,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 19:51:55,802 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 -> 35205ec86f15308f62759c168f6e807ab61d211c [2019-11-19 19:51:56,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 19:51:56,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 19:51:56,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 19:51:56,117 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 19:51:56,117 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 19:51:56,118 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2019-11-19 19:51:56,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b6b8f82/09f9a4d7c1da4301b845328be9e55de0/FLAGca3db25a1 [2019-11-19 19:51:56,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 19:51:56,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2019-11-19 19:51:57,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b6b8f82/09f9a4d7c1da4301b845328be9e55de0/FLAGca3db25a1 [2019-11-19 19:51:57,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95b6b8f82/09f9a4d7c1da4301b845328be9e55de0 [2019-11-19 19:51:57,546 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 19:51:57,548 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-19 19:51:57,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 19:51:57,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 19:51:57,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 19:51:57,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:57" (1/1) ... [2019-11-19 19:51:57,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f18f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:57, skipping insertion in model container [2019-11-19 19:51:57,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:57" (1/1) ... [2019-11-19 19:51:57,563 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 19:51:57,666 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 19:51:59,309 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2019-11-19 19:51:59,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@434405d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:59, skipping insertion in model container [2019-11-19 19:51:59,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 19:51:59,311 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-19 19:51:59,314 INFO L168 Benchmark]: Toolchain (without parser) took 1765.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-11-19 19:51:59,315 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:51:59,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1761.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-11-19 19:51:59,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1761.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3090]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...