./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/uniq-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 8bcd03ad04caff5c915e9faec562854bee8a383f ........................................................................................................................... Execution finished normally 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 -ea -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/uniq-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 8bcd03ad04caff5c915e9faec562854bee8a383f .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:21:20,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:20,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:20,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:20,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:20,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:20,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:20,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:20,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:20,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:20,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:20,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:20,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:20,798 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:20,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:20,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:20,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:20,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:20,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:20,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:20,816 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:20,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:20,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:20,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:20,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:20,826 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:20,826 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:20,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:20,829 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:20,830 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:20,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:20,831 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:20,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:20,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:20,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:20,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:20,835 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:20,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:20,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:20,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:20,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:20,839 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-07-29 01:21:20,872 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:20,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:20,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:20,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:20,875 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:20,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:20,876 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:20,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:20,876 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:20,877 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:20,878 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:20,878 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:20,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:20,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:20,882 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:20,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:20,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:20,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:20,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:20,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:20,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:20,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:20,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:21:20,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:21:20,888 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:20,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 8bcd03ad04caff5c915e9faec562854bee8a383f [2020-07-29 01:21:21,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:21,279 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:21,283 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:21,285 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:21,286 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:21,287 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-07-29 01:21:21,346 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23b6870c/6146f1f65535425296ebd92228a4a59c/FLAGcbc3e4d3e [2020-07-29 01:21:22,046 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:22,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-07-29 01:21:22,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23b6870c/6146f1f65535425296ebd92228a4a59c/FLAGcbc3e4d3e [2020-07-29 01:21:22,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e23b6870c/6146f1f65535425296ebd92228a4a59c [2020-07-29 01:21:22,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:22,198 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:22,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:22,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:22,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:22,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:22" (1/1) ... [2020-07-29 01:21:22,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b6a1d2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:22, skipping insertion in model container [2020-07-29 01:21:22,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:22" (1/1) ... [2020-07-29 01:21:22,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:22,334 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:23,616 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 [2020-07-29 01:21:23,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ec523b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:23, skipping insertion in model container [2020-07-29 01:21:23,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:23,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:23,624 INFO L168 Benchmark]: Toolchain (without parser) took 1428.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -137.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:23,625 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:23,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1417.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -137.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:23,628 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1417.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -137.4 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2493]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:21:25,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:25,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:25,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:25,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:25,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:25,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:25,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:25,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:25,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:25,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:25,343 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:25,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:25,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:25,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:25,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:25,349 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:25,350 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:25,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:25,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:25,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:25,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:25,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:25,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:25,362 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:25,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:25,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:25,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:25,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:25,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:25,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:25,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:25,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:25,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:25,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:25,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:25,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:25,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:25,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:25,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:25,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:25,375 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-07-29 01:21:25,391 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:25,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:25,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:25,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:25,393 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:25,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:25,394 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:25,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:25,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:25,395 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:25,395 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:25,395 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:25,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:25,396 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:25,396 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:21:25,396 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:21:25,397 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:25,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:25,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:25,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:25,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:25,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:25,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:25,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:25,399 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:21:25,399 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:21:25,400 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:25,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:21:25,400 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 -> 8bcd03ad04caff5c915e9faec562854bee8a383f [2020-07-29 01:21:25,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:25,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:25,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:25,729 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:25,729 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:25,730 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-07-29 01:21:25,797 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596f58e0c/cfcdc5fa46bc4fe995474cbc319098b9/FLAG940372273 [2020-07-29 01:21:26,418 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:26,419 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-07-29 01:21:26,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596f58e0c/cfcdc5fa46bc4fe995474cbc319098b9/FLAG940372273 [2020-07-29 01:21:26,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/596f58e0c/cfcdc5fa46bc4fe995474cbc319098b9 [2020-07-29 01:21:26,563 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:26,567 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:26,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:26,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:26,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:26,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:26" (1/1) ... [2020-07-29 01:21:26,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77cd99a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:26, skipping insertion in model container [2020-07-29 01:21:26,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:26" (1/1) ... [2020-07-29 01:21:26,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:26,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:27,930 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 [2020-07-29 01:21:27,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57aa23ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:27, skipping insertion in model container [2020-07-29 01:21:27,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:27,932 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:27,935 INFO L168 Benchmark]: Toolchain (without parser) took 1369.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:27,936 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:27,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1363.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:27,940 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1363.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -153.8 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2493]: 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...