./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0218.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-0218.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 6f18184220956fe7b92d880dad06de43e18c04f3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:18:58,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:18:58,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:18:58,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:18:58,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:18:58,389 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:18:58,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:18:58,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:18:58,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:18:58,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:18:58,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:18:58,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:18:58,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:18:58,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:18:58,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:18:58,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:18:58,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:18:58,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:18:58,459 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:18:58,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:18:58,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:18:58,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:18:58,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:18:58,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:18:58,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:18:58,499 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:18:58,501 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:18:58,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:18:58,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:18:58,508 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:18:58,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:18:58,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:18:58,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:18:58,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:18:58,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:18:58,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:18:58,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:18:58,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:18:58,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:18:58,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:18:58,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:18:58,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:18:58,573 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:18:58,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:18:58,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:18:58,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:18:58,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:18:58,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:18:58,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:18:58,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:18:58,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:18:58,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:18:58,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:18:58,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:18:58,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:18:58,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:18:58,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:18:58,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:18:58,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:18:58,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:18:58,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:18:58,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:18:58,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:18:58,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:18:58,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:18:58,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:18:58,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:18:58,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:18:58,598 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 -> 6f18184220956fe7b92d880dad06de43e18c04f3 [2019-11-16 22:18:59,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:18:59,269 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:18:59,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:18:59,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:18:59,284 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:18:59,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0218.i [2019-11-16 22:18:59,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9901b3b/d8848219fd9a448bbdb2bccc483a7980/FLAG3049ac577 [2019-11-16 22:19:00,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:19:00,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0218.i [2019-11-16 22:19:00,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9901b3b/d8848219fd9a448bbdb2bccc483a7980/FLAG3049ac577 [2019-11-16 22:19:00,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c9901b3b/d8848219fd9a448bbdb2bccc483a7980 [2019-11-16 22:19:00,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:19:00,853 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:19:00,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:00,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:19:00,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:19:00,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50fb169b 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 22:19:00,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,893 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:19:01,006 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:19:02,145 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:02,170 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:19:02,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:02,524 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:19:02,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:02 WrapperNode [2019-11-16 22:19:02,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:02,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:19:02,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:19:02,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:19:02,566 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 22:19:02,567 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 22:19:02,629 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 22:19:02,633 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 22:19:02,690 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 22:19:02,716 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 22:19:02,738 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 22:19:02,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:19:02,779 INFO L168 Benchmark]: Toolchain (without parser) took 1924.29 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 22:19:02,789 INFO L168 Benchmark]: CDTParser took 2.00 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 22:19:02,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1672.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:02,794 INFO L168 Benchmark]: Boogie Preprocessor took 243.03 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 22:19:02,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.00 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 1672.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.03 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...