./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-optional-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-optional-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 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-optional-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 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:34,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:34,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:34,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:34,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:34,780 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:34,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:34,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:34,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:34,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:34,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:34,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:34,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:34,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:34,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:34,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:34,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:34,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:34,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:34,858 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:34,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:34,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:34,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:34,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:34,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:34,891 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:34,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:34,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:34,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:34,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:34,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:34,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:34,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:34,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:34,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:34,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:34,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:34,916 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:34,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:34,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:34,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:34,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:34,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:34,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:34,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:34,971 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:34,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:34,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:34,972 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:34,974 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:34,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:34,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:34,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:34,976 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:34,977 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:34,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:34,981 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:34,981 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:34,981 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:34,982 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:34,982 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:34,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:34,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:34,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:34,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:34,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:34,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:34,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:34,986 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 -> 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc [2019-11-27 11:24:35,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:35,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:35,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:35,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:35,678 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:35,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-27 11:24:35,833 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db5f9ca5d/9972104518e94d5ca4f632dca57dfca7/FLAGf62b8c9ab [2019-11-27 11:24:37,039 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:37,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-27 11:24:37,076 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db5f9ca5d/9972104518e94d5ca4f632dca57dfca7/FLAGf62b8c9ab [2019-11-27 11:24:37,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db5f9ca5d/9972104518e94d5ca4f632dca57dfca7 [2019-11-27 11:24:37,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:37,116 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:37,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:37,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:37,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:37,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:37" (1/1) ... [2019-11-27 11:24:37,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a34ab8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:37, skipping insertion in model container [2019-11-27 11:24:37,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:37" (1/1) ... [2019-11-27 11:24:37,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:37,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:37,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:37,987 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:38,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:38,206 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:38,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38 WrapperNode [2019-11-27 11:24:38,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:38,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:38,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:38,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:38,425 INFO L168 Benchmark]: Toolchain (without parser) took 1295.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,434 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1087.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:38,441 INFO L168 Benchmark]: Boogie Preprocessor took 197.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:38,448 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1087.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:42,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:42,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:42,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:42,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:42,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:42,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:42,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:42,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:42,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:42,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:42,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:42,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:42,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:42,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:42,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:42,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:42,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:42,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:42,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:42,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:42,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:42,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:42,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:42,437 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:42,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:42,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:42,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:42,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:42,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:42,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:42,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:42,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:42,456 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:42,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:42,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:42,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:42,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:42,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:42,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:42,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:42,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:42,532 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:42,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:42,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:42,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:42,542 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:42,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:42,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:42,545 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:42,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:42,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:42,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:42,549 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:42,550 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:42,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:42,550 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:42,552 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:42,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:42,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:42,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:42,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:42,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:42,557 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:42,560 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:42,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:42,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:42,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:42,562 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:42,562 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:42,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:42,563 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 -> 9782fe34c3bae6ab09bbe7588de1b0d436c1fccc [2019-11-27 11:24:43,064 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:43,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:43,111 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:43,116 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:43,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:43,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-27 11:24:43,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bef00c281/6e97daf1c4994cac94446c01f8ac6e56/FLAG32db0b8b2 [2019-11-27 11:24:44,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:44,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-optional-2.i [2019-11-27 11:24:44,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bef00c281/6e97daf1c4994cac94446c01f8ac6e56/FLAG32db0b8b2 [2019-11-27 11:24:44,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bef00c281/6e97daf1c4994cac94446c01f8ac6e56 [2019-11-27 11:24:44,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:44,625 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:44,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:44,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:44,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:44,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3699732f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44, skipping insertion in model container [2019-11-27 11:24:44,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:44,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:45,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:45,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:45,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:45,912 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:45,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45 WrapperNode [2019-11-27 11:24:45,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:45,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:45,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:45,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:45,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:45,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:45,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:45,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:46,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:46,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:46,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:45" (1/1) ... [2019-11-27 11:24:46,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:46,100 INFO L168 Benchmark]: Toolchain (without parser) took 1474.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:46,110 INFO L168 Benchmark]: CDTParser took 3.59 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:46,111 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1286.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:46,112 INFO L168 Benchmark]: Boogie Preprocessor took 182.04 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:46,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.59 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 1286.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 182.04 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...