./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 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_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 0.1.24-32f2683 [2019-11-24 22:24:55,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:55,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:55,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:55,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:55,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:55,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:55,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:55,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:55,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:55,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:56,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:56,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:56,007 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:56,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:56,011 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:56,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:56,017 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:56,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:56,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:56,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:56,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:56,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:56,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:56,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:56,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:56,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:56,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:56,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:56,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:56,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:56,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:56,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:56,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:56,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:56,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:56,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:56,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:56,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:56,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:56,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:56,067 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-24 22:24:56,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:56,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:56,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:56,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:56,102 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:56,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:56,103 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:56,103 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:56,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:56,104 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:56,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:56,105 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:56,105 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:56,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:56,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:56,109 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:56,109 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:56,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:56,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:56,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:56,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:56,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:56,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:56,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:56,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:56,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:56,111 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 [2019-11-24 22:24:56,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:56,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:56,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:56,580 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:56,583 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:56,584 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-24 22:24:56,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf0b28df3/9d6722de17434dc9814f0b7e5d56fa46/FLAG9de898b05 [2019-11-24 22:24:57,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:57,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-24 22:24:57,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf0b28df3/9d6722de17434dc9814f0b7e5d56fa46/FLAG9de898b05 [2019-11-24 22:24:57,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf0b28df3/9d6722de17434dc9814f0b7e5d56fa46 [2019-11-24 22:24:57,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:57,716 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:57,722 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:57,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:57,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:57,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90504a 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 22:24:57,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:57,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:58,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:58,518 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:58,617 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:58,740 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:58,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:58 WrapperNode [2019-11-24 22:24:58,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:58,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:58,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:58,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:58,763 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 22:24:58,764 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 22:24:58,820 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 22:24:58,820 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 22:24:58,862 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 22:24:58,875 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 22:24:58,883 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 22:24:58,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:58,907 INFO L168 Benchmark]: Toolchain (without parser) took 1182.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 962.4 MB in the end (delta: -3.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:58,908 INFO L168 Benchmark]: CDTParser took 0.24 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 22:24:58,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1019.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 968.1 MB in the end (delta: -9.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:58,922 INFO L168 Benchmark]: Boogie Preprocessor took 152.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:58,933 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1019.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 968.1 MB in the end (delta: -9.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 152.76 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 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 22:25:01,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:01,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:01,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:01,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:01,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:01,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:01,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:01,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:01,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:01,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:01,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:01,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:01,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:01,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:01,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:01,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:01,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:01,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:01,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:01,718 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:01,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:01,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:01,727 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:01,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:01,733 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:01,733 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:01,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:01,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:01,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:01,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:01,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:01,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:01,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:01,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:01,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:01,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:01,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:01,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:01,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:01,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:01,755 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-24 22:25:01,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:01,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:01,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:01,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:01,788 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:01,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:01,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:25:01,789 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:01,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:01,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:25:01,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:01,792 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:01,792 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:01,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:01,793 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:01,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:01,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:01,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:25:01,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:01,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:01,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:01,797 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:01,797 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:01,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:01,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:01,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:01,798 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:01,798 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:01,798 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:01,799 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 [2019-11-24 22:25:02,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:02,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:02,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:02,275 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:02,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:02,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-24 22:25:02,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c81ed7bb/abb98ce4ba474c4598ba0244ebf2918c/FLAG5cc383301 [2019-11-24 22:25:03,244 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:03,245 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-bftpd/bftpd_2.i [2019-11-24 22:25:03,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c81ed7bb/abb98ce4ba474c4598ba0244ebf2918c/FLAG5cc383301 [2019-11-24 22:25:03,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2c81ed7bb/abb98ce4ba474c4598ba0244ebf2918c [2019-11-24 22:25:03,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:03,412 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:03,422 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:03,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:03,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:03,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:03" (1/1) ... [2019-11-24 22:25:03,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc4890b 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 22:25:03,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:03" (1/1) ... [2019-11-24 22:25:03,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:03,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:04,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:04,225 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:25:04,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:04,462 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:25:04,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:04 WrapperNode [2019-11-24 22:25:04,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:04,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:25:04,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:25:04,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:25:04,478 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 22:25:04,480 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 22:25:04,528 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 22:25:04,528 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 22:25:04,580 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 22:25:04,596 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 22:25:04,611 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 22:25:04,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:25:04,640 INFO L168 Benchmark]: Toolchain (without parser) took 1227.50 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 966.6 MB in the end (delta: -4.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:04,643 INFO L168 Benchmark]: CDTParser took 0.56 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 22:25:04,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1043.54 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:04,648 INFO L168 Benchmark]: Boogie Preprocessor took 169.29 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:04,652 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 1043.54 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.29 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 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...