./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/realloc1.c --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-ext3/realloc1.c -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 937cfa07aecfb3a07a3e6e685c2e5e481fbe44b8 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:20:27,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:20:27,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:20:27,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:20:27,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:20:27,462 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:20:27,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:20:27,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:20:27,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:20:27,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:20:27,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:20:27,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:20:27,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:20:27,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:20:27,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:20:27,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:20:27,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:20:27,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:20:27,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:20:27,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:20:27,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:20:27,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:20:27,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:20:27,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:20:27,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:20:27,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:20:27,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:20:27,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:20:27,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:20:27,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:20:27,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:20:27,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:20:27,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:20:27,586 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:20:27,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:20:27,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:20:27,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:20:27,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:20:27,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:20:27,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:20:27,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:20:27,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:20:27,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:20:27,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:20:27,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:20:27,647 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:20:27,648 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:20:27,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:20:27,651 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:20:27,651 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:20:27,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:20:27,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:20:27,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:20:27,653 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:20:27,654 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:20:27,654 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:20:27,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:20:27,656 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:20:27,656 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:20:27,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:20:27,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:20:27,659 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:20:27,659 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:20:27,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:20:27,660 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:20:27,660 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:20:27,660 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:20:27,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:20:27,662 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 -> 937cfa07aecfb3a07a3e6e685c2e5e481fbe44b8 [2019-11-16 22:20:28,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:20:28,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:20:28,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:20:28,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:20:28,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:20:28,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/realloc1.c [2019-11-16 22:20:28,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27cf5b99/f9540942387642d4b99c7c549f0abcb3/FLAG149bcafa3 [2019-11-16 22:20:29,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:20:29,423 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/realloc1.c [2019-11-16 22:20:29,443 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27cf5b99/f9540942387642d4b99c7c549f0abcb3/FLAG149bcafa3 [2019-11-16 22:20:29,595 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c27cf5b99/f9540942387642d4b99c7c549f0abcb3 [2019-11-16 22:20:29,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:20:29,610 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:20:29,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:29,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:20:29,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:20:29,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:29" (1/1) ... [2019-11-16 22:20:29,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c536972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:29, skipping insertion in model container [2019-11-16 22:20:29,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:20:29" (1/1) ... [2019-11-16 22:20:29,650 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:20:29,697 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:20:30,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:30,176 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:20:30,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:20:30,254 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:20:30,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30 WrapperNode [2019-11-16 22:20:30,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:20:30,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:20:30,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:20:30,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:20:30,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,375 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:20:30" (1/1) ... [2019-11-16 22:20:30,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:20:30,442 INFO L168 Benchmark]: Toolchain (without parser) took 824.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.9 MB in the beginning and 991.2 MB in the end (delta: -22.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,446 INFO L168 Benchmark]: CDTParser took 1.69 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. [2019-11-16 22:20:30,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.9 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,452 INFO L168 Benchmark]: Boogie Preprocessor took 173.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-16 22:20:30,461 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 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 644.20 ms. Allocated memory is still 1.0 GB. Free memory was 968.9 MB in the beginning and 957.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 173.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 991.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...