./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-properties/simple-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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-properties/simple-2.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 17ff5ae56efea2deac29e7fa779d53a24810a7c7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-properties/simple-2.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 17ff5ae56efea2deac29e7fa779d53a24810a7c7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:25,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:25,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:25,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:25,874 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:25,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:25,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:25,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:25,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:25,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:25,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:25,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:25,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:25,916 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:25,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:25,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:25,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:25,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:25,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:25,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:25,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:25,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:25,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:25,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:25,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:25,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:25,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:25,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:25,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:25,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:25,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:25,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:25,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:25,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:25,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:25,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:25,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:25,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:25,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:25,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:25,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:25,974 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:26,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:26,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:26,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:26,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:26,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:26,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:26,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:26,009 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:26,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:26,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:26,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:26,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:26,013 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:26,014 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:26,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:26,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:26,015 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:26,015 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:26,017 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:26,017 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:26,017 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:26,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:26,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:26,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:26,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:26,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:26,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:26,020 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 -> 17ff5ae56efea2deac29e7fa779d53a24810a7c7 [2019-11-26 00:27:26,469 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:26,488 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:26,494 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:26,495 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:26,499 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:26,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-2.i [2019-11-26 00:27:26,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40270a4b3/acc4fdb37913410cabb6edbdc69ac2f8/FLAG177a849ae [2019-11-26 00:27:27,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:27,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-2.i [2019-11-26 00:27:27,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40270a4b3/acc4fdb37913410cabb6edbdc69ac2f8/FLAG177a849ae [2019-11-26 00:27:27,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40270a4b3/acc4fdb37913410cabb6edbdc69ac2f8 [2019-11-26 00:27:27,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:27,624 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:27,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:27,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:27,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:27,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f409c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27, skipping insertion in model container [2019-11-26 00:27:27,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:27,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:28,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:28,344 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:28,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:28,528 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:28,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28 WrapperNode [2019-11-26 00:27:28,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:28,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:28,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:28,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,583 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,664 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,674 INFO L168 Benchmark]: Toolchain (without parser) took 1046.57 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 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:28,679 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 00:27:28,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 897.95 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:28,684 INFO L168 Benchmark]: Boogie Preprocessor took 138.20 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:28,691 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 897.95 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 138.20 ms. Allocated memory is still 1.0 GB. Free memory is still 974.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:31,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:31,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:31,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:31,461 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:31,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:31,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:31,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:31,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:31,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:31,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:31,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:31,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:31,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:31,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:31,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:31,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:31,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:31,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:31,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:31,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:31,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:31,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:31,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:31,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:31,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:31,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:31,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:31,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:31,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:31,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:31,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:31,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:31,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:31,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:31,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:31,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:31,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:31,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:31,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:31,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:31,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:31,581 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:31,581 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:31,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:31,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:31,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:31,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:31,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:31,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:31,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:31,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:31,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:31,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:31,589 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:31,590 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:31,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:31,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:31,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:31,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:31,593 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:31,593 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:31,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:31,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:31,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:31,594 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:31,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:31,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:31,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:31,595 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:31,596 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:31,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:31,597 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 -> 17ff5ae56efea2deac29e7fa779d53a24810a7c7 [2019-11-26 00:27:32,010 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:32,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:32,034 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:32,039 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:32,040 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:32,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-properties/simple-2.i [2019-11-26 00:27:32,146 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10057db94/44d40e2642ec47c1b56e59e4dac78534/FLAG132b71602 [2019-11-26 00:27:32,972 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:32,973 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-properties/simple-2.i [2019-11-26 00:27:33,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10057db94/44d40e2642ec47c1b56e59e4dac78534/FLAG132b71602 [2019-11-26 00:27:33,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10057db94/44d40e2642ec47c1b56e59e4dac78534 [2019-11-26 00:27:33,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:33,177 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:33,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:33,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:33,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:33,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:33" (1/1) ... [2019-11-26 00:27:33,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:33, skipping insertion in model container [2019-11-26 00:27:33,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:33" (1/1) ... [2019-11-26 00:27:33,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:33,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:33,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:33,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:34,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:34,184 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:34,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34 WrapperNode [2019-11-26 00:27:34,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:34,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:34,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:34,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:34,210 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:34" (1/1) ... [2019-11-26 00:27:34,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:34,334 INFO L168 Benchmark]: Toolchain (without parser) took 1149.31 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 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:34,335 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-26 00:27:34,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1001.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:34,339 INFO L168 Benchmark]: Boogie Preprocessor took 137.28 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:34,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 1001.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.28 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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...