./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.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-simple/sll2c_update_all_reverse.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 db17479a00afa98e4ce70a37e790a923b748e4dc ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple/sll2c_update_all_reverse.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 db17479a00afa98e4ce70a37e790a923b748e4dc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:23:29,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:29,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:29,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:29,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:29,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:29,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:29,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:29,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:29,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:29,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:29,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:29,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:29,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:29,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:29,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:29,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:29,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:29,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:29,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:29,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:29,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:29,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:29,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:29,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:29,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:29,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:29,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:29,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:29,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:29,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:29,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:29,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:29,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:29,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:29,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:29,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:29,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:29,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:29,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:29,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:29,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:29,287 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:29,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:29,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:29,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:29,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:29,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:29,297 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:29,297 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:29,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:29,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:29,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:29,300 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:29,304 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:29,304 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:29,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:29,305 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:29,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:29,306 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:29,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:29,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:29,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:29,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:29,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:29,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:29,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:29,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:29,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:29,311 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 -> db17479a00afa98e4ce70a37e790a923b748e4dc [2019-11-24 22:23:29,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:29,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:29,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:29,922 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:29,928 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:29,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-24 22:23:30,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01511b813/10f05d83f1f3416ebb526e6cb8c50bdc/FLAG4b560c5ca [2019-11-24 22:23:31,266 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:31,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-24 22:23:31,294 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01511b813/10f05d83f1f3416ebb526e6cb8c50bdc/FLAG4b560c5ca [2019-11-24 22:23:31,750 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01511b813/10f05d83f1f3416ebb526e6cb8c50bdc [2019-11-24 22:23:31,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:31,757 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:31,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:31,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:31,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:31,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:31" (1/1) ... [2019-11-24 22:23:31,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f36d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:31, skipping insertion in model container [2019-11-24 22:23:31,774 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:31" (1/1) ... [2019-11-24 22:23:31,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:31,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:32,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:32,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:32,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:33,012 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:33,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33 WrapperNode [2019-11-24 22:23:33,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:33,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:33,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:33,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:33,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,164 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:33" (1/1) ... [2019-11-24 22:23:33,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:33,197 INFO L168 Benchmark]: Toolchain (without parser) took 1429.32 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 979.7 MB in the end (delta: -13.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:33,199 INFO L168 Benchmark]: CDTParser took 0.54 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 22:23:33,200 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1250.86 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 979.7 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:33,210 INFO L168 Benchmark]: Boogie Preprocessor took 168.96 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. [2019-11-24 22:23:33,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1250.86 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 979.7 MB in the end (delta: -13.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.96 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:23:37,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:37,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:37,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:37,063 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:37,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:37,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:37,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:37,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:37,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:37,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:37,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:37,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:37,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:37,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:37,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:37,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:37,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:37,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:37,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:37,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:37,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:37,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:37,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:37,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:37,176 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:37,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:37,180 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:37,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:37,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:37,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:37,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:37,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:37,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:37,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:37,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:37,196 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:37,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:37,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:37,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:37,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:37,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:37,246 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:37,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:37,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:37,253 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:37,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:37,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:37,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:37,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:37,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:37,259 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:37,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:37,260 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:37,261 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:37,261 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:37,263 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:37,263 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:37,263 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:37,264 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:37,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:37,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:37,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:37,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:37,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:37,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:37,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:37,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:37,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:37,272 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:37,272 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:37,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:37,274 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 -> db17479a00afa98e4ce70a37e790a923b748e4dc [2019-11-24 22:23:37,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:37,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:37,850 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:37,854 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:37,857 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:37,859 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-24 22:23:38,015 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04bee3731/915356c3678d422dbc01b37d3179866d/FLAG3da8e9cfe [2019-11-24 22:23:39,254 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:39,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all_reverse.i [2019-11-24 22:23:39,297 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04bee3731/915356c3678d422dbc01b37d3179866d/FLAG3da8e9cfe [2019-11-24 22:23:39,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04bee3731/915356c3678d422dbc01b37d3179866d [2019-11-24 22:23:39,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:39,808 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:39,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:39,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:39,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:39,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ac07a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:39, skipping insertion in model container [2019-11-24 22:23:39,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:39" (1/1) ... [2019-11-24 22:23:39,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:39,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:40,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:40,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:40,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:41,128 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:41,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41 WrapperNode [2019-11-24 22:23:41,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:41,132 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:41,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:41,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:41,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:41" (1/1) ... [2019-11-24 22:23:41,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:41,340 INFO L168 Benchmark]: Toolchain (without parser) took 1522.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.3 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:41,341 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-24 22:23:41,346 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1312.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:41,347 INFO L168 Benchmark]: Boogie Preprocessor took 195.61 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:41,370 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1312.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.61 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.3 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...