./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 509859d6 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-rb-sentinel-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 d9f9c3b0fdd5428a38e0eab9236fadbdbb3aa880 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-rb-sentinel-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 d9f9c3b0fdd5428a38e0eab9236fadbdbb3aa880 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:47:01,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:01,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:01,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:01,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:01,111 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:01,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:01,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:01,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:01,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:01,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:01,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:01,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:01,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:01,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:01,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:01,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:01,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:01,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:01,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:01,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:01,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:01,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:01,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:01,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:01,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:01,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:01,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:01,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:01,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:01,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:01,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:01,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:01,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:01,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:01,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:01,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:01,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:01,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:01,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:01,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:01,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 17:47:01,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:01,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:01,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:01,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:01,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:01,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:01,299 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:01,299 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:01,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:01,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:01,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:01,302 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:01,304 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:01,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:01,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:01,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:01,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:01,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:01,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:01,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:01,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:01,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:01,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:01,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:01,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:01,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:01,314 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 -> d9f9c3b0fdd5428a38e0eab9236fadbdbb3aa880 [2019-11-27 17:47:01,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:01,955 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:01,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:01,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:01,971 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:01,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-27 17:47:02,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217d3250c/f1e4ed18fd4141f697fe6c355890b810/FLAGd90700465 [2019-11-27 17:47:03,343 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:03,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-27 17:47:03,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217d3250c/f1e4ed18fd4141f697fe6c355890b810/FLAGd90700465 [2019-11-27 17:47:03,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/217d3250c/f1e4ed18fd4141f697fe6c355890b810 [2019-11-27 17:47:03,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:03,432 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:03,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:03,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:03,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:03,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:03" (1/1) ... [2019-11-27 17:47:03,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:03, skipping insertion in model container [2019-11-27 17:47:03,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:03" (1/1) ... [2019-11-27 17:47:03,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:03,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:04,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:04,478 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:04,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:04,716 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:04,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04 WrapperNode [2019-11-27 17:47:04,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:04,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:04,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:04,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:04,736 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:04,875 INFO L168 Benchmark]: Toolchain (without parser) took 1441.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:04,877 INFO L168 Benchmark]: CDTParser took 0.28 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 17:47:04,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1276.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:04,896 INFO L168 Benchmark]: Boogie Preprocessor took 150.72 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 17:47:04,898 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 1276.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 150.72 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 0.1.24-509859d [2019-11-27 17:47:08,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:08,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:08,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:08,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:08,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:08,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:08,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:08,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:08,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:08,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:08,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:08,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:08,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:08,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:08,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:08,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:08,869 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:08,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:08,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:08,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:08,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:08,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:08,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:08,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:08,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:08,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:08,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:08,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:08,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:08,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:08,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:08,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:08,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:08,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:08,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:08,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:08,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:08,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:08,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:08,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:08,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 17:47:08,999 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:09,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:09,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:09,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:09,007 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:09,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:09,010 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:09,010 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:09,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:09,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:09,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:09,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:09,016 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:09,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:09,017 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:09,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:09,018 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:09,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:09,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:09,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:09,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:09,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:09,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:09,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:09,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:09,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:09,024 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:09,024 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:09,024 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:09,025 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 -> d9f9c3b0fdd5428a38e0eab9236fadbdbb3aa880 [2019-11-27 17:47:09,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:09,668 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:09,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:09,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:09,680 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:09,683 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-27 17:47:09,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7805a80/2b1b3c263af44f908a97940ddd0068eb/FLAG9b94efd3b [2019-11-27 17:47:11,036 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:11,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-27 17:47:11,075 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7805a80/2b1b3c263af44f908a97940ddd0068eb/FLAG9b94efd3b [2019-11-27 17:47:11,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b7805a80/2b1b3c263af44f908a97940ddd0068eb [2019-11-27 17:47:11,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:11,129 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:11,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:11,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:11,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:11,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:11" (1/1) ... [2019-11-27 17:47:11,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:11, skipping insertion in model container [2019-11-27 17:47:11,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:11" (1/1) ... [2019-11-27 17:47:11,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:11,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:12,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:12,198 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:12,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:12,463 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:12,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12 WrapperNode [2019-11-27 17:47:12,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:12,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:12,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:12,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:12,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,651 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,668 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:12" (1/1) ... [2019-11-27 17:47:12,694 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:12,703 INFO L168 Benchmark]: Toolchain (without parser) took 1571.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.5 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:12,704 INFO L168 Benchmark]: CDTParser took 1.05 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 17:47:12,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.88 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:12,710 INFO L168 Benchmark]: Boogie Preprocessor took 227.32 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:12,731 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 1333.88 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 974.2 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 227.32 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.5 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...