./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.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/memsafety-ext/dll_extends_pointer.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 61cac7be0490384ca2e2fa5b07a6c43e88983407 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety-ext/dll_extends_pointer.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 61cac7be0490384ca2e2fa5b07a6c43e88983407 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:21:13,637 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:13,639 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:13,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:13,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:13,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:13,673 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:13,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:13,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:13,690 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:13,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:13,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:13,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:13,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:13,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:13,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:13,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:13,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:13,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:13,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:13,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:13,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:13,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:13,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:13,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:13,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:13,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:13,748 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:13,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:13,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:13,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:13,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:13,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:13,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:13,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:13,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:13,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:13,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:13,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:13,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:13,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:13,764 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:13,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:13,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:13,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:13,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:13,806 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:13,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:13,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:13,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:13,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:13,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:13,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:13,811 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:13,811 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:13,812 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:13,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:13,813 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:13,813 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:13,814 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:13,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:13,817 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:13,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:13,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:13,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:13,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:13,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:13,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:13,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:13,820 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 -> 61cac7be0490384ca2e2fa5b07a6c43e88983407 [2019-11-27 11:21:14,280 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:14,296 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:14,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:14,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:14,306 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:14,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 11:21:14,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740f59125/d79544ea01774838ba70852e71a9f22d/FLAG9bcdece7d [2019-11-27 11:21:15,233 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:15,235 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 11:21:15,262 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740f59125/d79544ea01774838ba70852e71a9f22d/FLAG9bcdece7d [2019-11-27 11:21:15,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/740f59125/d79544ea01774838ba70852e71a9f22d [2019-11-27 11:21:15,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:15,429 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:15,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:15,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:15,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:15,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:15" (1/1) ... [2019-11-27 11:21:15,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:15, skipping insertion in model container [2019-11-27 11:21:15,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:15" (1/1) ... [2019-11-27 11:21:15,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:15,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:16,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:16,168 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:16,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:16,340 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:16,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16 WrapperNode [2019-11-27 11:21:16,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:16,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:16,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:16,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:16,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,436 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:16" (1/1) ... [2019-11-27 11:21:16,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:16,463 INFO L168 Benchmark]: Toolchain (without parser) took 1025.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:16,463 INFO L168 Benchmark]: CDTParser took 2.40 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. [2019-11-27 11:21:16,475 INFO L168 Benchmark]: CACSL2BoogieTranslator took 908.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:16,478 INFO L168 Benchmark]: Boogie Preprocessor took 107.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:16,482 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.40 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 908.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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-da95e15 [2019-11-27 11:21:19,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:19,198 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:19,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:19,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:19,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:19,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:19,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:19,249 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:19,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:19,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:19,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:19,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:19,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:19,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:19,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:19,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:19,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:19,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:19,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:19,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:19,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:19,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:19,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:19,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:19,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:19,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:19,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:19,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:19,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:19,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:19,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:19,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:19,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:19,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:19,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:19,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:19,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:19,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:19,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:19,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:19,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:19,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:19,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:19,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:19,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:19,352 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:19,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:19,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:19,353 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:19,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:19,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:19,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:19,355 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:19,355 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:19,355 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:19,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:19,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:19,358 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:19,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:19,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:19,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:19,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:19,359 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:19,359 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:19,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:19,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:19,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:19,360 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:19,361 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:19,361 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:19,365 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:19,366 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 -> 61cac7be0490384ca2e2fa5b07a6c43e88983407 [2019-11-27 11:21:19,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:19,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:19,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:19,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:19,811 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:19,812 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 11:21:19,914 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6770690/d5b421d1e4004c399de32e1e9530790c/FLAG95ef8da03 [2019-11-27 11:21:20,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:20,726 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2019-11-27 11:21:20,751 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6770690/d5b421d1e4004c399de32e1e9530790c/FLAG95ef8da03 [2019-11-27 11:21:20,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f6770690/d5b421d1e4004c399de32e1e9530790c [2019-11-27 11:21:20,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:20,941 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:20,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:20,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:20,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:20,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,955 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 27.11 11:21:20, skipping insertion in model container [2019-11-27 11:21:20,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:21,039 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:21,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:21,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:21,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:21,858 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:21,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21 WrapperNode [2019-11-27 11:21:21,859 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:21,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:21,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:21,860 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:21,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:21" (1/1) ... [2019-11-27 11:21:21,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:21,994 INFO L168 Benchmark]: Toolchain (without parser) took 1049.25 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 978.1 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:21,995 INFO L168 Benchmark]: CDTParser took 1.74 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 11:21:21,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 917.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:21,997 INFO L168 Benchmark]: Boogie Preprocessor took 127.00 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:22,006 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 917.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.1 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 127.00 ms. Allocated memory is still 1.0 GB. Free memory is still 978.1 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...