./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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/realpath-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -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/realpath-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 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:25:11,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:11,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:11,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:11,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:11,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:11,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:11,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:11,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:11,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:11,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:11,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:11,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:11,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:11,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:11,621 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:11,624 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:11,628 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:11,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:11,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:11,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:11,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:11,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:11,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:11,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:11,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:11,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:11,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:11,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:11,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:11,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:11,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:11,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:11,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:11,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:11,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:11,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:11,701 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:11,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:11,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:11,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:11,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:25:11,751 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:11,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:11,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:11,758 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:11,758 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:11,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:11,761 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:11,761 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:11,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:11,762 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:11,763 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:11,763 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:11,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:11,765 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:11,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:11,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:11,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:11,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:11,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:11,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:11,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:11,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:11,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:25:11,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:25:11,771 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 -> 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 [2019-11-24 22:25:12,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:12,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:12,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:12,472 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:12,473 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:12,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-24 22:25:12,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcebf6276/7fc728e4df454f72863b7f53e72cd529/FLAGaad6d8e38 [2019-11-24 22:25:14,133 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:14,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-24 22:25:14,204 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcebf6276/7fc728e4df454f72863b7f53e72cd529/FLAGaad6d8e38 [2019-11-24 22:25:14,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcebf6276/7fc728e4df454f72863b7f53e72cd529 [2019-11-24 22:25:14,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:14,253 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:14,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:14,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:14,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:14,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:14" (1/1) ... [2019-11-24 22:25:14,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e3c7120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:14, skipping insertion in model container [2019-11-24 22:25:14,279 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:14" (1/1) ... [2019-11-24 22:25:14,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:14,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:16,955 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-24 22:25:16,956 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29067964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:16, skipping insertion in model container [2019-11-24 22:25:16,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:16,957 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:16,966 INFO L168 Benchmark]: Toolchain (without parser) took 2708.52 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 977.2 MB in the end (delta: -21.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:16,968 INFO L168 Benchmark]: CDTParser took 1.69 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. [2019-11-24 22:25:16,972 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2698.87 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 977.2 MB in the end (delta: -21.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:16,977 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 2698.87 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 977.2 MB in the end (delta: -21.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2270]: 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:25:20,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:20,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:20,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:20,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:20,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:20,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:20,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:20,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:20,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:20,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:20,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:20,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:20,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:20,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:20,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:20,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:20,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:20,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:20,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:20,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:20,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:20,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:20,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:20,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:20,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:20,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:20,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:20,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:20,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:20,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:20,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:20,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:20,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:20,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:20,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:21,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:21,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:21,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:21,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:21,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:21,011 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:25:21,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:21,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:21,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:21,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:21,059 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:21,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:21,062 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:21,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:21,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:21,063 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:21,064 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:21,065 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:21,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:21,067 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:21,067 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:21,067 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:21,070 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:21,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:21,071 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:21,071 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:21,071 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:21,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:21,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:21,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:21,076 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:21,077 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:21,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:21,077 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 -> 3fd3ae2affee2f730fb1a588666d570af7dbc7c0 [2019-11-24 22:25:21,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:21,733 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:21,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:21,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:21,745 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:21,746 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-24 22:25:21,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/268be6177/599564250a494302bce5ee6886a20921/FLAGd4b9d20fd [2019-11-24 22:25:23,454 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:23,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2019-11-24 22:25:23,520 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/268be6177/599564250a494302bce5ee6886a20921/FLAGd4b9d20fd [2019-11-24 22:25:23,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/268be6177/599564250a494302bce5ee6886a20921 [2019-11-24 22:25:23,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:23,576 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:23,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:23,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:23,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:23,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:23" (1/1) ... [2019-11-24 22:25:23,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@464336c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:23, skipping insertion in model container [2019-11-24 22:25:23,603 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:23" (1/1) ... [2019-11-24 22:25:23,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:23,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:26,224 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-24 22:25:26,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35624e86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:26, skipping insertion in model container [2019-11-24 22:25:26,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:26,229 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:26,236 INFO L168 Benchmark]: Toolchain (without parser) took 2654.94 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:26,238 INFO L168 Benchmark]: CDTParser took 1.77 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. [2019-11-24 22:25:26,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2646.93 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:26,246 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.77 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 2646.93 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 978.6 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2270]: 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...