./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0158-3.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-0158-3.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 3898362f0344bf22d4c5daf1ef882d33563fe291 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:18:57,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:18:57,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:18:57,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:18:57,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:18:57,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:18:57,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:18:57,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:18:57,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:18:57,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:18:57,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:18:57,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:18:57,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:18:57,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:18:57,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:18:57,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:18:57,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:18:57,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:18:57,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:18:57,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:18:57,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:18:57,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:18:57,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:18:57,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:18:57,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:18:57,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:18:57,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:18:57,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:18:57,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:18:57,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:18:57,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:18:57,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:18:57,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:18:57,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:18:57,946 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:18:57,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:18:57,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:18:57,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:18:57,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:18:57,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:18:57,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:18:57,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-16 22:18:57,998 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:18:58,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:18:58,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:18:58,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:18:58,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:18:58,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:18:58,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 22:18:58,008 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:18:58,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:18:58,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 22:18:58,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:18:58,011 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-16 22:18:58,012 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-16 22:18:58,012 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-16 22:18:58,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:18:58,015 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 22:18:58,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:18:58,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:18:58,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:18:58,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:18:58,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:18:58,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:18:58,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:18:58,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:18:58,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:18:58,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:18:58,022 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 -> 3898362f0344bf22d4c5daf1ef882d33563fe291 [2019-11-16 22:18:58,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:18:58,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:18:58,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:18:58,595 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:18:58,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:18:58,601 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0158-3.i [2019-11-16 22:18:58,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ed27eef/65a0a3d0551842ceb0d1db3e0aa49e03/FLAGaf5044bb4 [2019-11-16 22:18:59,967 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:18:59,968 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0158-3.i [2019-11-16 22:19:00,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ed27eef/65a0a3d0551842ceb0d1db3e0aa49e03/FLAGaf5044bb4 [2019-11-16 22:19:00,434 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/43ed27eef/65a0a3d0551842ceb0d1db3e0aa49e03 [2019-11-16 22:19:00,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:19:00,449 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-16 22:19:00,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:00,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:19:00,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:19:00,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18995c6b 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 22:19:00,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:19:00" (1/1) ... [2019-11-16 22:19:00,492 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:19:00,596 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:19:01,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:01,532 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 22:19:01,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 22:19:01,807 INFO L192 MainTranslator]: Completed translation [2019-11-16 22:19:01,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01 WrapperNode [2019-11-16 22:19:01,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:19:01,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 22:19:01,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 22:19:01,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 22:19:01,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,947 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:19:01" (1/1) ... [2019-11-16 22:19:01,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 22:19:01,990 INFO L168 Benchmark]: Toolchain (without parser) took 1520.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.7 MB in the end (delta: -7.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:19:01,991 INFO L168 Benchmark]: CDTParser took 0.36 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 22:19:01,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1353.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-16 22:19:01,996 INFO L168 Benchmark]: Boogie Preprocessor took 157.72 ms. Allocated memory is still 1.0 GB. Free memory is still 973.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:19:02,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1353.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.7 MB in the end (delta: -7.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 157.72 ms. Allocated memory is still 1.0 GB. Free memory is still 973.7 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...