./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/heap-manipulation/merge_sort-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/heap-manipulation/merge_sort-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 32bit --witnessprinter.graph.data.programhash e6399ca05df7547b7620299987a8a06e9e2c006b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/heap-manipulation/merge_sort-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-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 32bit --witnessprinter.graph.data.programhash e6399ca05df7547b7620299987a8a06e9e2c006b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:08,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:08,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:08,825 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:08,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:08,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:08,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:08,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:08,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:08,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:08,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:08,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:08,880 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:08,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:08,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:08,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:08,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:08,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:08,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:08,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:08,926 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:08,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:08,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:08,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:08,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:08,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:08,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:08,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:08,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:08,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:08,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:08,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:08,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:08,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:08,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:08,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:08,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:08,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:08,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:08,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:08,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:08,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:09,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:09,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:09,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:09,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:09,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:09,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:09,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:09,031 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:09,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:09,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:09,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:09,035 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:09,035 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:09,036 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:09,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:09,036 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:09,038 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:09,038 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:09,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:09,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:09,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:09,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:09,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:09,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:09,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:09,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:09,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:09,044 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6399ca05df7547b7620299987a8a06e9e2c006b [2019-11-26 00:27:09,626 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:09,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:09,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:09,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:09,678 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:09,680 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-26 00:27:09,846 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d695cc660/5bd0c5a165e542c08f490bb6397aa69a/FLAG3cbff9cba [2019-11-26 00:27:11,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:11,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-26 00:27:11,207 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d695cc660/5bd0c5a165e542c08f490bb6397aa69a/FLAG3cbff9cba [2019-11-26 00:27:11,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d695cc660/5bd0c5a165e542c08f490bb6397aa69a [2019-11-26 00:27:11,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:11,266 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:11,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:11,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:11,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:11,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:11,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38412efa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:11, skipping insertion in model container [2019-11-26 00:27:11,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:11" (1/1) ... [2019-11-26 00:27:11,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:11,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:12,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:12,421 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:12,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:12,738 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:12,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12 WrapperNode [2019-11-26 00:27:12,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:12,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:12,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:12,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:12,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:12" (1/1) ... [2019-11-26 00:27:12,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:13,004 INFO L168 Benchmark]: Toolchain (without parser) took 1730.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:13,005 INFO L168 Benchmark]: CDTParser took 2.58 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. [2019-11-26 00:27:13,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1475.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:13,012 INFO L168 Benchmark]: Boogie Preprocessor took 244.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:13,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 1475.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 244.47 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:16,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:16,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:16,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:16,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:16,985 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:16,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:17,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:17,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:17,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:17,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:17,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:17,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:17,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:17,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:17,040 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:17,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:17,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:17,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:17,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:17,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:17,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:17,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:17,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:17,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:17,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:17,099 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:17,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:17,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:17,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:17,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:17,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:17,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:17,115 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:17,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:17,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:17,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:17,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:17,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:17,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:17,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:17,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:17,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:17,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:17,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:17,182 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:17,182 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:17,183 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:17,183 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:17,183 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:17,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:17,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:17,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:17,188 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:17,188 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:17,189 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:17,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:17,191 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:17,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:17,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:17,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:17,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:17,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:17,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:17,196 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:17,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:17,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:17,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:17,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:17,200 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:17,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:17,201 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:17,202 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6399ca05df7547b7620299987a8a06e9e2c006b [2019-11-26 00:27:17,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:17,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:17,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:17,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:17,931 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:17,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-26 00:27:18,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf413f7dd/0c73673521714d25b632937ef50fc2ae/FLAG9ae0a6cee [2019-11-26 00:27:19,368 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:19,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2019-11-26 00:27:19,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf413f7dd/0c73673521714d25b632937ef50fc2ae/FLAG9ae0a6cee [2019-11-26 00:27:19,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf413f7dd/0c73673521714d25b632937ef50fc2ae [2019-11-26 00:27:19,462 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:19,468 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:19,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:19,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:19,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:19,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5d8596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:19, skipping insertion in model container [2019-11-26 00:27:19,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:19" (1/1) ... [2019-11-26 00:27:19,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:19,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:20,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:20,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:20,937 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:20,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20 WrapperNode [2019-11-26 00:27:20,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:20,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:20,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:20,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:20,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:21,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:21,225 INFO L168 Benchmark]: Toolchain (without parser) took 1759.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 703.0 kB). Peak memory consumption was 768.5 kB. Max. memory is 12.5 GB. [2019-11-26 00:27:21,228 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:21,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1473.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:21,245 INFO L168 Benchmark]: Boogie Preprocessor took 276.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:21,253 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1473.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 276.56 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...