./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/dll-01-2.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/forester-heap/dll-01-2.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 877ba8a79b8b7ad33de53a48617e3dd4b0411834 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/forester-heap/dll-01-2.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 877ba8a79b8b7ad33de53a48617e3dd4b0411834 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:27:14,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:14,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:14,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:14,706 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:14,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:14,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:14,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:14,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:14,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:14,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:14,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:14,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:14,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:14,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:14,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:14,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:14,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:14,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:14,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:14,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:14,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:14,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:14,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:14,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:14,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:14,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:14,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:14,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:14,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:14,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:14,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:14,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:14,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:14,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:14,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:14,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:14,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:14,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:14,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:14,837 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:14,838 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:14,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:14,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:14,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:14,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:14,882 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:14,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:14,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:14,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:14,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:14,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:14,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:14,888 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:14,890 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:14,890 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:14,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:14,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:14,891 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:14,891 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:14,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:14,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:14,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:14,895 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:14,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:14,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:14,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:14,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:14,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:14,897 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 -> 877ba8a79b8b7ad33de53a48617e3dd4b0411834 [2019-11-26 00:27:15,454 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:15,483 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:15,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:15,493 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:15,497 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:15,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-01-2.i [2019-11-26 00:27:15,658 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0735b240/e4f618d5671d497f87b7e812567abe2d/FLAG015542e45 [2019-11-26 00:27:16,835 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:16,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-01-2.i [2019-11-26 00:27:16,873 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0735b240/e4f618d5671d497f87b7e812567abe2d/FLAG015542e45 [2019-11-26 00:27:17,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0735b240/e4f618d5671d497f87b7e812567abe2d [2019-11-26 00:27:17,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:17,362 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:17,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:17,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:17,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:17,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:17" (1/1) ... [2019-11-26 00:27:17,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7241e323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:17, skipping insertion in model container [2019-11-26 00:27:17,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:17" (1/1) ... [2019-11-26 00:27:17,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:17,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:18,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:18,452 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:18,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:18,710 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:18,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18 WrapperNode [2019-11-26 00:27:18,712 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:18,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:18,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:18,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:18,731 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:18" (1/1) ... [2019-11-26 00:27:18,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:18,855 INFO L168 Benchmark]: Toolchain (without parser) took 1490.10 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 979.8 MB in the end (delta: -13.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:18,868 INFO L168 Benchmark]: CDTParser took 0.65 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. [2019-11-26 00:27:18,871 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1341.97 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 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:18,873 INFO L168 Benchmark]: Boogie Preprocessor took 133.76 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:18,880 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 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 1341.97 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 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.76 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 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 00:27:22,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:22,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:22,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:22,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:22,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:22,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:22,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:22,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:22,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:22,552 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:22,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:22,560 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:22,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:22,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:22,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:22,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:22,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:22,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:22,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:22,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:22,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:22,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:22,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:22,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:22,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:22,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:22,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:22,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:22,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:22,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:22,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:22,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:22,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:22,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:22,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:22,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:22,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:22,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:22,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:22,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:22,648 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:22,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:22,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:22,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:22,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:22,695 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:22,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:22,697 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:22,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:22,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:22,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:22,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:22,701 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:22,701 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:22,704 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:22,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:22,704 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:22,705 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:22,705 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:22,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:22,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:22,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:22,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:22,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:22,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:22,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:22,710 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:22,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:22,710 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:22,711 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:22,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:22,712 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 -> 877ba8a79b8b7ad33de53a48617e3dd4b0411834 [2019-11-26 00:27:23,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:23,256 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:23,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:23,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:23,267 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:23,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-01-2.i [2019-11-26 00:27:23,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d530a211/b5c721a4f8884cf6b544620c15440ef2/FLAG607010e93 [2019-11-26 00:27:24,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:24,587 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-01-2.i [2019-11-26 00:27:24,624 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d530a211/b5c721a4f8884cf6b544620c15440ef2/FLAG607010e93 [2019-11-26 00:27:25,122 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d530a211/b5c721a4f8884cf6b544620c15440ef2 [2019-11-26 00:27:25,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:25,140 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:25,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:25,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:25,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:25,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:25" (1/1) ... [2019-11-26 00:27:25,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ef4d55a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:25, skipping insertion in model container [2019-11-26 00:27:25,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:25" (1/1) ... [2019-11-26 00:27:25,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:25,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:26,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:26,319 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:26,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:26,608 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:26,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26 WrapperNode [2019-11-26 00:27:26,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:26,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:26,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:26,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:26,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:26" (1/1) ... [2019-11-26 00:27:26,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:26,843 INFO L168 Benchmark]: Toolchain (without parser) took 1698.34 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 974.1 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:26,844 INFO L168 Benchmark]: CDTParser took 0.35 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 00:27:26,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1467.34 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:26,851 INFO L168 Benchmark]: Boogie Preprocessor took 220.68 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:26,860 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1467.34 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 979.8 MB in the end (delta: -18.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 220.68 ms. Allocated memory is still 1.0 GB. Free memory was 979.8 MB in the beginning and 974.1 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...