./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/list-ext_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 f8472c6ea64daca496070d5cf44139f8d0f6f323 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext-properties/list-ext_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 f8472c6ea64daca496070d5cf44139f8d0f6f323 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:32,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:32,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:33,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:33,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:33,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:33,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:33,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:33,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:33,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:33,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:33,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:33,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:33,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:33,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:33,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:33,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:33,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:33,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:33,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:33,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:33,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:33,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:33,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:33,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:33,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:33,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:33,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:33,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:33,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:33,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:33,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:33,130 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:33,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:33,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:33,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:33,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:33,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:33,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:33,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:33,148 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:33,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:33,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:33,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:33,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:33,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:33,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:33,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:33,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:33,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:33,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:33,201 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:33,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:33,203 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:33,203 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:33,204 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:33,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:33,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:33,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:33,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:33,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:33,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:33,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:33,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:33,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:33,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:33,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:33,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:33,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:33,213 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 -> f8472c6ea64daca496070d5cf44139f8d0f6f323 [2019-11-24 22:21:33,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:33,877 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:33,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:33,889 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:33,893 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:33,894 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-24 22:21:34,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcefb3012/6131506d466c4d8096483c2ff566532a/FLAG43bca076f [2019-11-24 22:21:35,281 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:35,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-24 22:21:35,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcefb3012/6131506d466c4d8096483c2ff566532a/FLAG43bca076f [2019-11-24 22:21:35,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dcefb3012/6131506d466c4d8096483c2ff566532a [2019-11-24 22:21:35,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:35,776 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:35,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:35,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:35,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:35,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:35" (1/1) ... [2019-11-24 22:21:35,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab6e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:35, skipping insertion in model container [2019-11-24 22:21:35,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:35" (1/1) ... [2019-11-24 22:21:35,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:35,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:36,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:36,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:36,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:37,114 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:37,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37 WrapperNode [2019-11-24 22:21:37,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:37,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:37,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:37,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:37,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,189 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,289 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:37" (1/1) ... [2019-11-24 22:21:37,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:37,330 INFO L168 Benchmark]: Toolchain (without parser) took 1533.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.8 MB in the end (delta: -13.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:37,336 INFO L168 Benchmark]: CDTParser took 0.81 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. [2019-11-24 22:21:37,337 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1330.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:37,338 INFO L168 Benchmark]: Boogie Preprocessor took 189.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:37,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 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 1330.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 979.8 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.82 ms. Allocated memory is still 1.0 GB. Free memory is still 979.8 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 0.1.24-32f2683 [2019-11-24 22:21:41,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:41,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:41,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:41,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:41,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:41,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:41,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:41,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:41,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:41,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:41,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:41,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:41,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:41,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:41,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:41,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:41,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:41,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:41,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:41,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:41,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:41,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:41,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:41,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:41,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:41,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:41,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:41,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:41,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:41,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:41,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:41,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:41,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:41,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:41,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:41,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:41,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:41,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:41,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:41,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:41,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:41,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:41,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:41,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:41,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:41,408 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:41,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:41,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:41,411 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:41,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:41,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:41,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:41,416 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:41,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:41,417 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:41,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:41,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:41,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:41,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:41,418 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:41,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:41,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:41,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:41,422 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:41,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:41,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:41,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:41,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:41,426 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:41,426 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:41,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:41,428 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 -> f8472c6ea64daca496070d5cf44139f8d0f6f323 [2019-11-24 22:21:42,073 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:42,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:42,112 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:42,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:42,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:42,122 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-24 22:21:42,275 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57451ff82/90a9041533224f5bb5963ea8185e252c/FLAG8ef374587 [2019-11-24 22:21:43,529 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:43,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-24 22:21:43,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57451ff82/90a9041533224f5bb5963ea8185e252c/FLAG8ef374587 [2019-11-24 22:21:43,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57451ff82/90a9041533224f5bb5963ea8185e252c [2019-11-24 22:21:43,610 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:43,612 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:43,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:43,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:43,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:43,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:43" (1/1) ... [2019-11-24 22:21:43,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:43, skipping insertion in model container [2019-11-24 22:21:43,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:43" (1/1) ... [2019-11-24 22:21:43,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:43,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:44,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:44,557 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:44,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:44,814 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:44,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44 WrapperNode [2019-11-24 22:21:44,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:44,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:44,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:44,820 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:44,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,911 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:45,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:45,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:45,044 INFO L168 Benchmark]: Toolchain (without parser) took 1422.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.0 MB in the end (delta: 379.1 kB). Peak memory consumption was 444.6 kB. Max. memory is 12.5 GB. [2019-11-24 22:21:45,048 INFO L168 Benchmark]: CDTParser took 3.47 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. [2019-11-24 22:21:45,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1191.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:45,053 INFO L168 Benchmark]: Boogie Preprocessor took 208.88 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:45,067 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.47 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 1191.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.88 ms. Allocated memory is still 1.0 GB. Free memory was 972.8 MB in the beginning and 967.0 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...