./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/head-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 4819107b35e9d7239496cca49768e26d2d4e2e01 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/head-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 4819107b35e9d7239496cca49768e26d2d4e2e01 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:54,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:54,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:54,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:54,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:54,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:54,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:54,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:54,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:54,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:54,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:54,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:54,905 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:54,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:54,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:54,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:54,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:54,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:54,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:54,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:54,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:54,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:54,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:54,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:54,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:54,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:54,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:54,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:54,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:54,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:54,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:54,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:54,955 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:54,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:54,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:54,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:54,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:54,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:54,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:54,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:54,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:54,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:54,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:55,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:55,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:55,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:55,002 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:55,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:55,003 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:55,005 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:55,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:55,005 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:55,006 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:55,006 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:55,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:55,007 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:55,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:55,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:55,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:55,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:55,012 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:55,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:55,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:55,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:55,013 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:55,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:55,013 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 -> 4819107b35e9d7239496cca49768e26d2d4e2e01 [2019-11-27 11:24:55,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:55,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:55,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:55,406 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:55,407 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:55,409 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-11-27 11:24:55,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171e1084e/e07899eb72674682a37f44b8ceb86a57/FLAG4a92ca191 [2019-11-27 11:24:56,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:56,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-11-27 11:24:56,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171e1084e/e07899eb72674682a37f44b8ceb86a57/FLAG4a92ca191 [2019-11-27 11:24:57,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171e1084e/e07899eb72674682a37f44b8ceb86a57 [2019-11-27 11:24:57,067 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:57,069 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:57,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:57,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:57,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:57,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:57" (1/1) ... [2019-11-27 11:24:57,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54727c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:57, skipping insertion in model container [2019-11-27 11:24:57,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:57" (1/1) ... [2019-11-27 11:24:57,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:57,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:59,026 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 11:24:59,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@343f18ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:59, skipping insertion in model container [2019-11-27 11:24:59,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:59,031 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:24:59,037 INFO L168 Benchmark]: Toolchain (without parser) took 1963.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 971.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:59,038 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 11:24:59,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1955.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 971.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:59,047 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1955.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 971.4 MB in the end (delta: -16.9 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: 2294]: 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-da95e15 [2019-11-27 11:25:01,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:01,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:01,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:01,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:01,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:01,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:01,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:01,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:01,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:01,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:01,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:01,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:01,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:01,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:01,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:01,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:01,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:01,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:01,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:01,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:01,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:01,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:01,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:01,968 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:01,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:01,969 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:01,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:01,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:01,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:01,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:01,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:01,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:01,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:01,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:01,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:01,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:01,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:01,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:01,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:01,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:01,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:25:02,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:02,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:02,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:02,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:02,023 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:02,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:02,024 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:02,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:02,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:02,026 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:02,027 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:02,027 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:02,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:02,028 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:02,028 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:25:02,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:25:02,031 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:02,031 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:02,031 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:02,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:02,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:02,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:02,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:02,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:02,033 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:25:02,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:25:02,033 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:25:02,036 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 -> 4819107b35e9d7239496cca49768e26d2d4e2e01 [2019-11-27 11:25:02,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:02,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:02,508 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:02,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:02,510 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:02,511 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-11-27 11:25:02,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bcd20a12/b13ee52c37cf4b0ea9c00ae10f24d47a/FLAG97e6e8d73 [2019-11-27 11:25:03,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:03,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2019-11-27 11:25:03,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bcd20a12/b13ee52c37cf4b0ea9c00ae10f24d47a/FLAG97e6e8d73 [2019-11-27 11:25:04,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bcd20a12/b13ee52c37cf4b0ea9c00ae10f24d47a [2019-11-27 11:25:04,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:04,164 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:04,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:04,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:04,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:04,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:04" (1/1) ... [2019-11-27 11:25:04,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1e972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:04, skipping insertion in model container [2019-11-27 11:25:04,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:04" (1/1) ... [2019-11-27 11:25:04,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:04,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:06,203 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 11:25:06,205 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c6772ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:06, skipping insertion in model container [2019-11-27 11:25:06,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:06,209 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:06,214 INFO L168 Benchmark]: Toolchain (without parser) took 2047.90 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 972.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:06,216 INFO L168 Benchmark]: CDTParser took 1.95 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. [2019-11-27 11:25:06,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2038.21 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 972.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:06,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95 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 2038.21 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 972.8 MB in the end (delta: -16.9 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: 2294]: 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...