./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c6eb4584 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/forester-heap/dll-rb-cnstr_1-1.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 789e632c72b5108c711cbdfccbf18346eae177df ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:19:46,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:19:46,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:19:46,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:19:46,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:19:46,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:19:46,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:19:46,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:19:46,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:19:46,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:19:46,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:19:46,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:19:46,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:19:46,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:19:46,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:19:46,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:19:46,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:19:47,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:19:47,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:19:47,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:19:47,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:19:47,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:19:47,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:19:47,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:19:47,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:19:47,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:19:47,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:19:47,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:19:47,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:19:47,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:19:47,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:19:47,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:19:47,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:19:47,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:19:47,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:19:47,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:19:47,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:19:47,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:19:47,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:19:47,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:19:47,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:19:47,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:19:47,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:19:47,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:19:47,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:19:47,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:19:47,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:19:47,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:19:47,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:19:47,126 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:19:47,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:19:47,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:19:47,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:19:47,130 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:19:47,130 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:19:47,133 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:19:47,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:19:47,134 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:19:47,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:19:47,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:19:47,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:19:47,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:19:47,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:19:47,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:19:47,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:19:47,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:19:47,139 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:19:47,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:19:47,140 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 -> 789e632c72b5108c711cbdfccbf18346eae177df [2019-11-16 22:19:47,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:19:47,751 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:19:47,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:19:47,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:19:47,768 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:19:47,769 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i [2019-11-16 22:19:47,926 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/210d4faff/733235fbb3454394bb5e69610e1737bb/FLAG0d4f73776 [2019-11-16 22:19:49,135 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:19:49,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-rb-cnstr_1-1.i [2019-11-16 22:19:49,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/210d4faff/733235fbb3454394bb5e69610e1737bb/FLAG0d4f73776 [2019-11-16 22:19:49,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/210d4faff/733235fbb3454394bb5e69610e1737bb [2019-11-16 22:19:49,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:19:49,232 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:19:49,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:49,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:19:49,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:19:49,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:49" (1/1) ... [2019-11-16 22:19:49,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61575a25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:49, skipping insertion in model container [2019-11-16 22:19:49,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:49" (1/1) ... [2019-11-16 22:19:49,281 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:19:49,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:19:50,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:50,303 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:19:50,422 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:50,522 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:19:50,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50 WrapperNode [2019-11-16 22:19:50,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:50,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:19:50,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:19:50,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:19:50,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,647 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:50" (1/1) ... [2019-11-16 22:19:50,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:19:50,716 INFO L168 Benchmark]: Toolchain (without parser) took 1468.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:19:50,717 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. [2019-11-16 22:19:50,725 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1286.27 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:50,730 INFO L168 Benchmark]: Boogie Preprocessor took 173.96 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:19:50,739 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 1286.27 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.96 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...