./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/memsafety-bftpd/bftpd_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) 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/memsafety-bftpd/bftpd_2.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 129dca108ba5ab1702fbcd782a34bbf933adb446 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_2.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 129dca108ba5ab1702fbcd782a34bbf933adb446 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:29:25,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:25,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:25,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:25,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:25,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:25,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:25,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:25,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:25,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:25,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:25,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:25,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:25,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:25,568 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:25,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:25,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:25,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:25,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:25,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:25,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:25,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:25,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:25,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:25,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:25,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:25,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:25,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:25,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:25,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:25,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:25,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:25,649 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:25,650 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:25,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:25,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:25,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:25,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:25,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:25,661 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:25,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:25,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-26 00:29:25,704 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:25,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:25,712 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:25,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:25,713 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:25,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:25,716 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:25,716 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:25,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:25,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:25,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:25,719 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:25,719 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:25,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:25,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:25,722 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:25,722 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:25,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:25,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:25,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:25,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:25,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:25,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:25,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:25,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:25,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:25,727 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 -> 129dca108ba5ab1702fbcd782a34bbf933adb446 [2019-11-26 00:29:26,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:26,280 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:26,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:26,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:26,294 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:26,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-26 00:29:26,443 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f2e1410/78f14fa24b224617a63a2c6cae439847/FLAG96fdfe936 [2019-11-26 00:29:27,620 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:27,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-26 00:29:27,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f2e1410/78f14fa24b224617a63a2c6cae439847/FLAG96fdfe936 [2019-11-26 00:29:28,102 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5f2e1410/78f14fa24b224617a63a2c6cae439847 [2019-11-26 00:29:28,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:28,108 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:28,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:28,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:28,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:28,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:28" (1/1) ... [2019-11-26 00:29:28,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553315ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28, skipping insertion in model container [2019-11-26 00:29:28,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:28" (1/1) ... [2019-11-26 00:29:28,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:28,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:29,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:29,219 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:29,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:29,522 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:29,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29 WrapperNode [2019-11-26 00:29:29,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:29,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:29,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:29,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:29,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:29" (1/1) ... [2019-11-26 00:29:29,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:29,722 INFO L168 Benchmark]: Toolchain (without parser) took 1593.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.1 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:29,723 INFO L168 Benchmark]: CDTParser took 2.68 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 00:29:29,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1406.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:29,738 INFO L168 Benchmark]: Boogie Preprocessor took 174.50 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:29,745 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1406.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.50 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:33,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:33,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:33,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:33,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:33,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:33,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:33,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:33,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:33,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:33,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:33,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:33,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:33,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:33,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:33,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:33,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:33,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:33,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:33,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:33,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:33,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:33,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:33,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:33,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:33,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:33,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:33,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:33,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:33,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:33,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:33,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:33,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:33,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:33,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:33,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:33,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:33,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:33,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:33,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:33,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:33,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-26 00:29:33,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:33,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:33,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:33,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:33,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:33,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:33,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:33,660 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:33,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:33,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:33,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:33,665 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:33,665 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:33,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:33,666 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:33,667 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:33,667 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:33,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:33,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:33,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:33,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:33,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:33,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:33,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:33,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:33,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:33,675 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:33,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:33,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:33,676 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 -> 129dca108ba5ab1702fbcd782a34bbf933adb446 [2019-11-26 00:29:34,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:34,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:34,249 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:34,253 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:34,255 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:34,256 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-26 00:29:34,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2318531f4/32b937c8b69c4cfbb03ed1ee431532b5/FLAG80c0ef0b9 [2019-11-26 00:29:35,565 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:35,566 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-26 00:29:35,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2318531f4/32b937c8b69c4cfbb03ed1ee431532b5/FLAG80c0ef0b9 [2019-11-26 00:29:36,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2318531f4/32b937c8b69c4cfbb03ed1ee431532b5 [2019-11-26 00:29:36,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:36,056 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:36,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:36,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:36,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:36,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:36" (1/1) ... [2019-11-26 00:29:36,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70d85277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:36, skipping insertion in model container [2019-11-26 00:29:36,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:36" (1/1) ... [2019-11-26 00:29:36,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:36,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:37,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:37,251 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:37,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:37,588 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:37,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37 WrapperNode [2019-11-26 00:29:37,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:37,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:37,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:37,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:37,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:37" (1/1) ... [2019-11-26 00:29:37,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:37,838 INFO L168 Benchmark]: Toolchain (without parser) took 1777.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:37,839 INFO L168 Benchmark]: CDTParser took 2.02 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 00:29:37,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1527.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:37,847 INFO L168 Benchmark]: Boogie Preprocessor took 236.95 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:37,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 1527.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 236.95 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 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...