./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all.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/list-simple/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 abd6dbc145d5f477746656086724ee83e0738836 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:27:55,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:55,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:55,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:55,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:56,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:56,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:56,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:56,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:56,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:56,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:56,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:56,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:56,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:56,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:56,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:56,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:56,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:56,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:56,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:56,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:56,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:56,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:56,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:56,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:56,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:56,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:56,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:56,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:56,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:56,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:56,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:56,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:56,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:56,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:56,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:56,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:56,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:56,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:56,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:56,145 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:56,147 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:56,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:56,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:56,195 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:56,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:56,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:56,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:56,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:56,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:56,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:56,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:56,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:56,205 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:56,205 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:56,206 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:56,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:56,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:56,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:56,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:56,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:56,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:56,210 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:56,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:56,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:56,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:56,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:56,213 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:56,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:56,213 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-26 00:27:56,783 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:56,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:56,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:56,830 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:56,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:56,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-26 00:27:56,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4f947e/4da8d6e7d537411cbdaaf5b3ced08024/FLAG555c169f2 [2019-11-26 00:27:58,190 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:58,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-26 00:27:58,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4f947e/4da8d6e7d537411cbdaaf5b3ced08024/FLAG555c169f2 [2019-11-26 00:27:58,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5b4f947e/4da8d6e7d537411cbdaaf5b3ced08024 [2019-11-26 00:27:58,694 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:58,696 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:58,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:58,699 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:58,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:58,704 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:58" (1/1) ... [2019-11-26 00:27:58,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d13d170 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:58, skipping insertion in model container [2019-11-26 00:27:58,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:58" (1/1) ... [2019-11-26 00:27:58,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:58,838 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:59,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:59,741 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:59,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:00,000 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:00,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00 WrapperNode [2019-11-26 00:28:00,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:00,003 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:00,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:00,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:00,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,146 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:00" (1/1) ... [2019-11-26 00:28:00,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:00,181 INFO L168 Benchmark]: Toolchain (without parser) took 1466.14 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 968.3 MB in the end (delta: -847.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:00,183 INFO L168 Benchmark]: CDTParser took 0.63 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 00:28:00,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1304.51 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 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:00,192 INFO L168 Benchmark]: Boogie Preprocessor took 156.43 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. [2019-11-26 00:28:00,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 1304.51 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 974.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 156.43 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:28:04,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:04,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:04,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:04,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:04,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:04,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:04,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:04,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:04,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:04,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:04,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:04,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:04,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:04,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:04,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:04,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:04,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:04,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:04,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:04,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:04,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:04,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:04,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:04,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:04,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:04,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:04,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:04,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:04,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:04,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:04,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:04,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:04,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:04,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:04,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:04,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:04,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:04,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:04,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:04,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:04,355 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:28:04,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:04,397 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:04,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:04,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:04,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:04,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:04,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:28:04,403 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:04,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:04,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:28:04,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:04,406 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:04,407 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:04,407 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:04,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:04,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:04,410 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:28:04,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:28:04,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:28:04,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:04,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:04,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:04,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:04,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:04,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:04,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:04,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:04,416 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:28:04,416 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:28:04,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:28:04,419 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-26 00:28:05,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:05,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:05,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:05,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:05,058 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:05,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-26 00:28:05,220 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24de82b04/52f579018e0540188ccb4feb6ab8927e/FLAGe35f917f6 [2019-11-26 00:28:06,390 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:06,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-26 00:28:06,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24de82b04/52f579018e0540188ccb4feb6ab8927e/FLAGe35f917f6 [2019-11-26 00:28:06,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24de82b04/52f579018e0540188ccb4feb6ab8927e [2019-11-26 00:28:06,898 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:06,902 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:06,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:06,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:06,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:06,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b0a8cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06, skipping insertion in model container [2019-11-26 00:28:06,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:07,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:07,932 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:07,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:08,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:08,263 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:08,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08 WrapperNode [2019-11-26 00:28:08,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:08,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:08,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:08,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:08,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:08" (1/1) ... [2019-11-26 00:28:08,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:08,459 INFO L168 Benchmark]: Toolchain (without parser) took 1549.89 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). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:08,460 INFO L168 Benchmark]: CDTParser took 1.14 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 00:28:08,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1357.08 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:08,463 INFO L168 Benchmark]: Boogie Preprocessor took 178.83 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:08,483 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 1357.08 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 178.83 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 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...