./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/test-0214_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/list-ext-properties/test-0214_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 f24155d57089ee56b2ffe7387617084a63577a9c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:19:08,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:19:08,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:19:08,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:19:08,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:19:08,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:19:08,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:19:08,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:19:08,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:19:08,581 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:19:08,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:19:08,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:19:08,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:19:08,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:19:08,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:19:08,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:19:08,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:19:08,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:19:08,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:19:08,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:19:08,604 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:19:08,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:19:08,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:19:08,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:19:08,624 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:19:08,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:19:08,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:19:08,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:19:08,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:19:08,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:19:08,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:19:08,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:19:08,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:19:08,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:19:08,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:19:08,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:19:08,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:19:08,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:19:08,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:19:08,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:19:08,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:19:08,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:19:08,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:19:08,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:19:08,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:19:08,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:19:08,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:19:08,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:19:08,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:19:08,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:19:08,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:19:08,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:19:08,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:19:08,685 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:19:08,685 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:19:08,685 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:19:08,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:19:08,686 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:19:08,688 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:19:08,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:19:08,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:19:08,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:19:08,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:19:08,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:19:08,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:19:08,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:19:08,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:19:08,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:19:08,691 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 -> f24155d57089ee56b2ffe7387617084a63577a9c [2019-11-16 22:19:09,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:19:09,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:19:09,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:19:09,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:19:09,169 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:19:09,170 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/test-0214_1.i [2019-11-16 22:19:09,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0d6e5e4/bb4afcbf13b8460cb1b87302dcf970af/FLAGd7f2411b0 [2019-11-16 22:19:10,119 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:19:10,120 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/test-0214_1.i [2019-11-16 22:19:10,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0d6e5e4/bb4afcbf13b8460cb1b87302dcf970af/FLAGd7f2411b0 [2019-11-16 22:19:10,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e0d6e5e4/bb4afcbf13b8460cb1b87302dcf970af [2019-11-16 22:19:10,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:19:10,297 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:19:10,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:10,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:19:10,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:19:10,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:10" (1/1) ... [2019-11-16 22:19:10,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aeb844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:10, skipping insertion in model container [2019-11-16 22:19:10,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:10" (1/1) ... [2019-11-16 22:19:10,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:19:10,412 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:19:11,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:11,179 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:19:11,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:11,424 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:19:11,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11 WrapperNode [2019-11-16 22:19:11,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:11,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:19:11,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:19:11,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:19:11,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:11" (1/1) ... [2019-11-16 22:19:11,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:19:11,637 INFO L168 Benchmark]: Toolchain (without parser) took 1320.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:11,638 INFO L168 Benchmark]: CDTParser took 0.21 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 22:19:11,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1122.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -747.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:11,644 INFO L168 Benchmark]: Boogie Preprocessor took 188.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:11,653 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1122.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 961.0 MB in the end (delta: -747.8 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.23 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 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...