./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety-bftpd/bftpd_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 32f26835 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-bftpd/bftpd_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b33005346e6b80bc2289c235b2b7a5c7f83b2de ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-bftpd/bftpd_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b33005346e6b80bc2289c235b2b7a5c7f83b2de ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:24:55,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:55,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:55,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:55,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:55,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:55,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:55,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:55,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:55,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:55,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:55,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:55,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:55,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:55,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:55,654 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:55,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:55,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:55,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:55,673 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:55,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:55,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:55,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:55,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:55,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:55,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:55,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:55,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:55,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:55,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:55,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:55,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:55,708 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:55,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:55,711 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:55,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:55,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:55,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:55,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:55,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:55,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:55,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-24 22:24:55,747 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:55,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:55,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:55,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:55,755 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:55,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:55,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:55,756 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:55,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:55,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:55,758 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:55,759 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:55,759 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:55,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:55,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:55,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:55,760 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:55,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:55,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:55,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:55,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:55,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:55,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:55,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:55,764 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:55,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:55,764 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-memcleanup) ) 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 -> 0b33005346e6b80bc2289c235b2b7a5c7f83b2de [2019-11-24 22:24:56,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:56,263 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:56,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:56,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:56,273 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:56,275 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_1.i [2019-11-24 22:24:56,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca8e1fcd/0b2babfe314c4159969d1b4e7e3617c3/FLAG3a29c95c8 [2019-11-24 22:24:57,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:57,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_1.i [2019-11-24 22:24:57,247 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca8e1fcd/0b2babfe314c4159969d1b4e7e3617c3/FLAG3a29c95c8 [2019-11-24 22:24:57,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ca8e1fcd/0b2babfe314c4159969d1b4e7e3617c3 [2019-11-24 22:24:57,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:57,429 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:57,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:57,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:57,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:57,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19255d34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:57, skipping insertion in model container [2019-11-24 22:24:57,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:57,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:58,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:58,223 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:58,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:58,435 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:58,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58 WrapperNode [2019-11-24 22:24:58,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:58,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:58,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:58,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:58,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,572 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58" (1/1) ... [2019-11-24 22:24:58,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:58,596 INFO L168 Benchmark]: Toolchain (without parser) took 1160.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:58,597 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-24 22:24:58,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1005.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:58,611 INFO L168 Benchmark]: Boogie Preprocessor took 146.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:58,620 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1005.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.25 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:25:01,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:01,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:01,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:01,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:01,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:01,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:01,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:01,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:01,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:01,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:01,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:01,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:01,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:01,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:01,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:01,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:01,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:01,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:01,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:01,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:01,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:01,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:01,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:01,459 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:01,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:01,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:01,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:01,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:01,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:01,465 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:01,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:01,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:01,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:01,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:01,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:01,473 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:01,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:01,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:01,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:01,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:01,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-24 22:25:01,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:01,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:01,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:01,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:01,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:01,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:01,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:25:01,527 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:01,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:01,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:25:01,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:01,529 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:01,529 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:01,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:01,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:01,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:01,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:01,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:25:01,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:01,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:01,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:01,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:01,534 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:01,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:01,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:01,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:01,535 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:01,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:01,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:01,538 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-memcleanup) ) 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 -> 0b33005346e6b80bc2289c235b2b7a5c7f83b2de [2019-11-24 22:25:01,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:01,937 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:01,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:01,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:01,946 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:01,950 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_1.i [2019-11-24 22:25:02,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8640a83b5/00b0634e6c6140ccbb734b26b12a6962/FLAG5022d55e9 [2019-11-24 22:25:02,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:02,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_1.i [2019-11-24 22:25:02,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8640a83b5/00b0634e6c6140ccbb734b26b12a6962/FLAG5022d55e9 [2019-11-24 22:25:03,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8640a83b5/00b0634e6c6140ccbb734b26b12a6962 [2019-11-24 22:25:03,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:03,065 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:03,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:03,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:03,077 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:03,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:03" (1/1) ... [2019-11-24 22:25:03,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4776d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:03, skipping insertion in model container [2019-11-24 22:25:03,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:03" (1/1) ... [2019-11-24 22:25:03,100 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:03,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:03,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:03,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:25:03,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:04,132 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:25:04,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04 WrapperNode [2019-11-24 22:25:04,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:04,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:25:04,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:25:04,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:25:04,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,220 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,280 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04" (1/1) ... [2019-11-24 22:25:04,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:25:04,320 INFO L168 Benchmark]: Toolchain (without parser) took 1253.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.7 MB in the end (delta: -3.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:04,324 INFO L168 Benchmark]: CDTParser took 0.71 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. [2019-11-24 22:25:04,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1067.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:04,326 INFO L168 Benchmark]: Boogie Preprocessor took 179.81 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:04,341 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 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 1067.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 966.7 MB in the end (delta: -3.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 179.81 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...