./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 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/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 0.1.24-65d6cd2 [2019-11-26 00:29:11,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:12,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:12,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:12,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:12,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:12,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:12,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:12,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:12,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:12,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:12,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:12,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:12,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:12,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:12,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:12,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:12,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:12,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:12,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:12,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:12,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:12,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:12,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:12,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:12,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:12,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:12,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:12,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:12,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:12,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:12,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:12,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:12,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:12,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:12,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:12,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:12,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:12,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:12,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:12,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:12,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-26 00:29:12,236 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:12,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:12,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:12,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:12,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:12,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:12,246 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:12,247 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:12,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:12,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:12,248 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:12,248 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:12,248 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:12,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:12,252 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:12,253 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:12,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:12,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:12,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:12,257 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:12,257 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:12,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:12,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:12,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:12,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:12,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:12,262 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 [2019-11-26 00:29:12,860 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:12,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:12,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:12,906 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:12,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:12,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-26 00:29:13,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b068cf57/552e32a233cc42b5a9b363b663310fe1/FLAGa091eb53c [2019-11-26 00:29:14,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:14,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-26 00:29:14,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b068cf57/552e32a233cc42b5a9b363b663310fe1/FLAGa091eb53c [2019-11-26 00:29:14,411 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b068cf57/552e32a233cc42b5a9b363b663310fe1 [2019-11-26 00:29:14,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:14,428 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:14,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:14,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:14,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:14,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:14" (1/1) ... [2019-11-26 00:29:14,452 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 26.11 12:29:14, skipping insertion in model container [2019-11-26 00:29:14,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:14" (1/1) ... [2019-11-26 00:29:14,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:14,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:15,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:15,502 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:15,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:15,742 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:15,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15 WrapperNode [2019-11-26 00:29:15,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:15,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:15,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:15,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:15,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:15" (1/1) ... [2019-11-26 00:29:15,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:15,951 INFO L168 Benchmark]: Toolchain (without parser) took 1511.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:15,955 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:15,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1313.90 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. [2019-11-26 00:29:15,963 INFO L168 Benchmark]: Boogie Preprocessor took 190.59 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:15,972 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1313.90 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 190.59 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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 0.1.24-65d6cd2 [2019-11-26 00:29:19,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:19,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:19,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:19,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:19,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:19,942 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:19,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:19,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:19,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:19,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:19,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:19,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:19,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:19,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:19,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:20,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:20,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:20,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:20,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:20,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:20,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:20,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:20,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:20,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:20,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:20,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:20,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:20,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:20,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:20,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:20,066 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:20,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:20,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:20,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:20,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:20,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:20,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:20,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:20,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:20,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:20,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-26 00:29:20,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:20,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:20,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:20,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:20,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:20,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:20,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:29:20,137 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:20,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:20,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:29:20,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:20,141 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:20,141 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:20,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:20,145 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:20,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:20,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:20,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:29:20,146 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:20,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:20,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:20,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:20,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:20,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:20,152 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:20,152 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:20,152 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:20,152 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:20,153 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:20,153 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 [2019-11-26 00:29:20,739 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:20,772 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:20,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:20,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:20,785 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:20,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-26 00:29:20,962 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c3f9bdc/36dbcecd42b04a31b6aba2dfd1a2693a/FLAG952f4c205 [2019-11-26 00:29:22,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:22,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-rb-sentinel-2.i [2019-11-26 00:29:22,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c3f9bdc/36dbcecd42b04a31b6aba2dfd1a2693a/FLAG952f4c205 [2019-11-26 00:29:22,599 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c3f9bdc/36dbcecd42b04a31b6aba2dfd1a2693a [2019-11-26 00:29:22,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:22,614 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:22,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:22,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:22,629 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:22,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:22" (1/1) ... [2019-11-26 00:29:22,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:22, skipping insertion in model container [2019-11-26 00:29:22,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:22" (1/1) ... [2019-11-26 00:29:22,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:22,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:23,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:23,676 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:29:23,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:29:23,919 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:29:23,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23 WrapperNode [2019-11-26 00:29:23,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:23,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:29:23,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:29:23,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:29:23,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:23,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:23" (1/1) ... [2019-11-26 00:29:24,111 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:29:24,122 INFO L168 Benchmark]: Toolchain (without parser) took 1503.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.7 MB in the end (delta: -19.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:24,122 INFO L168 Benchmark]: CDTParser took 2.25 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:24,136 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1299.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:24,139 INFO L168 Benchmark]: Boogie Preprocessor took 191.44 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:24,150 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.25 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 1299.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.7 MB in the end (delta: -19.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.44 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...