./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2c_insert_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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-simple/dll2c_insert_equal.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 9459b8edd4bc1a8100b2516dc16681291af0c7dd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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-simple/dll2c_insert_equal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.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 9459b8edd4bc1a8100b2516dc16681291af0c7dd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:22:56,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:22:56,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:22:56,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:22:56,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:22:56,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:22:56,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:22:56,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:22:56,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:22:56,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:22:56,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:22:56,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:22:56,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:22:56,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:22:56,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:22:56,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:22:56,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:22:56,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:22:56,879 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:22:56,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:22:56,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:22:56,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:22:56,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:22:56,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:22:56,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:22:56,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:22:56,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:22:56,926 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:22:56,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:22:56,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:22:56,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:22:56,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:22:56,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:22:56,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:22:56,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:22:56,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:22:56,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:22:56,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:22:56,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:22:56,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:22:56,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:22:56,954 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:22:56,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:22:56,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:22:57,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:22:57,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:22:57,006 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:22:57,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:22:57,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:22:57,009 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:22:57,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:22:57,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:22:57,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:22:57,012 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:22:57,012 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:22:57,015 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:22:57,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:22:57,016 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:22:57,016 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:22:57,016 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:22:57,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:22:57,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:22:57,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:22:57,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:22:57,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:22:57,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:22:57,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:22:57,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:22:57,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:22:57,023 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 -> 9459b8edd4bc1a8100b2516dc16681291af0c7dd [2019-11-27 11:22:57,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:22:57,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:22:57,727 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:22:57,731 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:22:57,735 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:22:57,736 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-27 11:22:57,894 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07a86410/f041757b7a554e7b8fbdc463e6c6bbaa/FLAG548c736bd [2019-11-27 11:22:59,162 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:22:59,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-27 11:22:59,202 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07a86410/f041757b7a554e7b8fbdc463e6c6bbaa/FLAG548c736bd [2019-11-27 11:22:59,239 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d07a86410/f041757b7a554e7b8fbdc463e6c6bbaa [2019-11-27 11:22:59,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:22:59,258 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:22:59,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:22:59,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:22:59,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:22:59,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:59" (1/1) ... [2019-11-27 11:22:59,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1353300f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:59, skipping insertion in model container [2019-11-27 11:22:59,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:59" (1/1) ... [2019-11-27 11:22:59,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:22:59,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:00,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:00,381 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:00,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:00,700 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:00,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00 WrapperNode [2019-11-27 11:23:00,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:00,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:00,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:00,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:00,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:00" (1/1) ... [2019-11-27 11:23:00,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:00,944 INFO L168 Benchmark]: Toolchain (without parser) took 1684.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 962.5 MB in the end (delta: -2.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:00,946 INFO L168 Benchmark]: CDTParser took 0.78 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. [2019-11-27 11:23:00,950 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1442.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 968.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:00,955 INFO L168 Benchmark]: Boogie Preprocessor took 229.08 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:00,966 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78 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 1442.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 968.2 MB in the end (delta: -8.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.08 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:04,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:04,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:04,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:04,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:04,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:04,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:04,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:04,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:04,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:04,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:04,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:04,921 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:04,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:04,926 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:04,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:04,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:04,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:04,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:04,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:04,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:04,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:04,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:04,974 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:04,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:04,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:04,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:04,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:04,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:04,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:04,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:04,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:04,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:04,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:05,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:05,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:05,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:05,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:05,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:05,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:05,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:05,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:05,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:05,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:05,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:05,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:05,066 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:05,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:05,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:05,070 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:05,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:05,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:05,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:05,072 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:05,074 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:05,075 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:05,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:05,075 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:05,076 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:05,079 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:05,079 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:05,080 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:05,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:05,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:05,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:05,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:05,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:05,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:05,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:05,084 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:05,085 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:05,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:05,088 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 9459b8edd4bc1a8100b2516dc16681291af0c7dd [2019-11-27 11:23:05,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:05,735 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:05,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:05,747 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:05,751 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:05,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-27 11:23:05,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717c6ac9f/465b626f553f4dd398358cc96c5b812b/FLAG11c456f0e [2019-11-27 11:23:07,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:07,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_equal.i [2019-11-27 11:23:07,125 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717c6ac9f/465b626f553f4dd398358cc96c5b812b/FLAG11c456f0e [2019-11-27 11:23:07,567 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/717c6ac9f/465b626f553f4dd398358cc96c5b812b [2019-11-27 11:23:07,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:07,578 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:07,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:07,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:07,592 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:07,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:07" (1/1) ... [2019-11-27 11:23:07,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398bda59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:07, skipping insertion in model container [2019-11-27 11:23:07,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:07" (1/1) ... [2019-11-27 11:23:07,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:07,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:08,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:08,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:08,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:09,053 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:09,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09 WrapperNode [2019-11-27 11:23:09,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:09,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:09,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:09,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:09,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:09" (1/1) ... [2019-11-27 11:23:09,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:09,285 INFO L168 Benchmark]: Toolchain (without parser) took 1702.07 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 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:23:09,288 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-27 11:23:09,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1470.86 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:09,306 INFO L168 Benchmark]: Boogie Preprocessor took 213.46 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:09,314 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1470.86 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 213.46 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 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...