./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51d92de6cf360cbe25a9302b43933e75c2fd2ccd .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51d92de6cf360cbe25a9302b43933e75c2fd2ccd ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:25:58,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:59,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:59,025 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:59,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:59,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:59,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:59,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:59,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:59,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:59,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:59,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:59,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:59,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:59,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:59,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:59,099 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:59,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:59,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:59,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:59,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:59,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:59,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:59,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:59,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:59,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:59,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:59,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:59,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:59,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:59,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:59,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:59,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:59,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:59,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:59,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:59,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:59,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:59,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:59,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:59,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:59,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:59,213 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:59,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:59,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:59,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:59,219 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:59,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:59,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:59,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:59,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:59,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:59,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:59,224 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:59,225 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:59,225 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:59,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:59,227 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:59,227 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:59,228 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:59,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:59,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:59,230 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:59,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:59,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:59,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:59,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:59,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:59,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:59,234 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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 51d92de6cf360cbe25a9302b43933e75c2fd2ccd [2019-11-26 00:25:59,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:59,846 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:59,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:59,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:59,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:59,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-26 00:26:00,017 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dfd2ddca/cf39beaf40584407b5e18633893d5760/FLAGeb85140ce [2019-11-26 00:26:01,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:01,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-26 00:26:01,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dfd2ddca/cf39beaf40584407b5e18633893d5760/FLAGeb85140ce [2019-11-26 00:26:01,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8dfd2ddca/cf39beaf40584407b5e18633893d5760 [2019-11-26 00:26:01,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:01,712 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:01,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:01,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:01,722 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:01,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:01, skipping insertion in model container [2019-11-26 00:26:01,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:01,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:02,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:02,849 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:03,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:03,124 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:03,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03 WrapperNode [2019-11-26 00:26:03,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:03,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:03,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:03,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,380 INFO L168 Benchmark]: Toolchain (without parser) took 1664.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,396 INFO L168 Benchmark]: CDTParser took 1.91 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 00:26:03,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1408.46 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 979.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:03,401 INFO L168 Benchmark]: Boogie Preprocessor took 245.92 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:03,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91 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 1408.46 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 979.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 245.92 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:07,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:07,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:07,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:07,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:07,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:07,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:07,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:07,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:07,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:07,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:07,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:07,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:07,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:07,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:07,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:07,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:07,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:07,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:07,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:07,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:07,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:07,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:07,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:07,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:07,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:07,223 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:07,225 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:07,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:07,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:07,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:07,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:07,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:07,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:07,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:07,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:07,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:07,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:07,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:07,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:07,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:07,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:07,296 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:07,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:07,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:07,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:07,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:07,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:07,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:07,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:07,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:07,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:07,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:07,307 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:07,307 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:07,308 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:07,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:07,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:07,310 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:07,310 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:07,310 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:07,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:07,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:07,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:07,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:07,314 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:07,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:07,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:07,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:07,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:07,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:07,316 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:07,319 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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 51d92de6cf360cbe25a9302b43933e75c2fd2ccd [2019-11-26 00:26:07,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:07,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:07,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:07,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:07,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:07,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-26 00:26:08,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291623ae1/fcdaa82ef2964c769bd93a0cb825f827/FLAGf40258688 [2019-11-26 00:26:09,281 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:09,284 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext2/split_list_test05-1.i [2019-11-26 00:26:09,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291623ae1/fcdaa82ef2964c769bd93a0cb825f827/FLAGf40258688 [2019-11-26 00:26:09,793 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291623ae1/fcdaa82ef2964c769bd93a0cb825f827 [2019-11-26 00:26:09,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:09,805 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:09,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:09,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:09,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:09,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:09, skipping insertion in model container [2019-11-26 00:26:09,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:09,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:10,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,994 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:11,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:11,253 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:11,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11 WrapperNode [2019-11-26 00:26:11,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:11,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:11,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:11,260 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:11,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:11,486 INFO L168 Benchmark]: Toolchain (without parser) took 1680.83 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 973.9 MB in the end (delta: -7.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:11,487 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 00:26:11,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1434.24 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 979.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:11,504 INFO L168 Benchmark]: Boogie Preprocessor took 224.37 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:11,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1434.24 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 979.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.37 ms. Allocated memory is still 1.0 GB. Free memory was 979.6 MB in the beginning and 973.9 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...