./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0219.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/memsafety/test-0219.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 4149e670750600adab431b50380f4403d32b1791 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:18:58,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:18:58,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:18:58,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:18:58,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:18:58,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:18:58,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:18:58,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:18:58,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:18:58,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:18:58,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:18:58,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:18:58,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:18:58,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:18:58,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:18:58,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:18:58,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:18:58,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:18:58,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:18:58,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:18:58,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:18:58,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:18:58,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:18:58,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:18:58,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:18:58,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:18:58,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:18:58,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:18:58,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:18:58,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:18:58,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:18:58,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:18:58,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:18:58,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:18:58,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:18:58,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:18:58,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:18:58,411 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:18:58,411 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:18:58,412 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:18:58,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:18:58,419 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:18:58,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:18:58,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:18:58,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:18:58,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:18:58,485 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:18:58,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:18:58,486 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:18:58,486 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:18:58,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:18:58,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:18:58,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:18:58,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:18:58,493 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:18:58,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:18:58,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:18:58,494 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:18:58,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:18:58,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:18:58,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:18:58,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:18:58,499 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:18:58,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:18:58,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:18:58,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:18:58,501 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:18:58,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:18:58,505 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 -> 4149e670750600adab431b50380f4403d32b1791 [2019-11-16 22:18:59,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:18:59,180 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:18:59,192 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:18:59,194 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:18:59,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:18:59,199 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0219.i [2019-11-16 22:18:59,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630bba58e/0689e494b5014efe844e4f19b02a4163/FLAG45bfb5280 [2019-11-16 22:19:00,630 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:19:00,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0219.i [2019-11-16 22:19:00,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630bba58e/0689e494b5014efe844e4f19b02a4163/FLAG45bfb5280 [2019-11-16 22:19:00,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630bba58e/0689e494b5014efe844e4f19b02a4163 [2019-11-16 22:19:00,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:19:00,722 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:19:00,728 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:00,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:19:00,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:19:00,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49caa629 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:00, skipping insertion in model container [2019-11-16 22:19:00,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,768 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:19:00,874 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:19:01,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:02,010 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:19:02,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:02,340 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:19:02,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02 WrapperNode [2019-11-16 22:19:02,341 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:02,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:19:02,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:19:02,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:19:02,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02" (1/1) ... [2019-11-16 22:19:02,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:19:02,600 INFO L168 Benchmark]: Toolchain (without parser) took 1859.44 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. [2019-11-16 22:19:02,601 INFO L168 Benchmark]: CDTParser took 0.40 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 22:19:02,604 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1614.79 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:02,611 INFO L168 Benchmark]: Boogie Preprocessor took 231.06 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:19:02,621 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1614.79 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.06 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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...