./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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/960521-1_1-1.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 e9f95b6c839057502038c8f9c89c369852ea0865 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/960521-1_1-1.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 e9f95b6c839057502038c8f9c89c369852ea0865 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:43:47,746 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:47,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:47,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:47,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:47,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:47,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:47,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:47,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:47,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:47,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:47,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:47,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:47,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:47,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:47,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:47,844 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:47,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:47,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:47,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:47,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:47,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:47,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:47,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:47,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:47,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:47,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:47,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:47,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:47,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:47,894 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:47,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:47,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:47,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:47,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:47,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:47,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:47,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:47,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:47,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:47,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:47,916 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:47,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:47,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:47,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:47,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:47,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:47,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:47,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:47,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:47,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:47,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:47,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:47,970 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:47,970 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:47,973 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:47,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:47,974 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:47,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:47,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:47,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:47,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:47,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:47,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:47,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:47,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:47,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:47,980 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:47,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:47,980 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 -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-27 17:43:48,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:48,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:48,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:48,563 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:48,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:48,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-27 17:43:48,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514a9e794/32ba3426deb44b51a66a208d0da85c53/FLAGb7ebe843e [2019-11-27 17:43:49,921 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:49,922 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-27 17:43:49,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514a9e794/32ba3426deb44b51a66a208d0da85c53/FLAGb7ebe843e [2019-11-27 17:43:49,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/514a9e794/32ba3426deb44b51a66a208d0da85c53 [2019-11-27 17:43:50,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:50,011 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:50,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:50,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:50,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:50,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,037 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:50, skipping insertion in model container [2019-11-27 17:43:50,037 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,057 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:50,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:51,049 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,075 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:51,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,315 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:51,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51 WrapperNode [2019-11-27 17:43:51,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:51,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:51,321 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:51,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,505 INFO L168 Benchmark]: Toolchain (without parser) took 1481.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 17:43:51,514 INFO L168 Benchmark]: CDTParser took 0.54 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. [2019-11-27 17:43:51,519 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:51,522 INFO L168 Benchmark]: Boogie Preprocessor took 168.94 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,530 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1306.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 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 168.94 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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 0.1.24-509859d [2019-11-27 17:43:55,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:55,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:55,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:55,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:55,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:55,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:55,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:55,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:55,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:55,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:55,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:55,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:55,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:55,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:55,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:55,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:55,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:55,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:55,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:55,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:55,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:55,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:55,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:55,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:55,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:55,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:55,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:55,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:55,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:55,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:55,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:55,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:55,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:55,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:55,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:55,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:55,472 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:55,472 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:55,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:55,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:55,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:55,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:55,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:55,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:55,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:55,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:55,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:55,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:55,532 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:55,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:55,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:55,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:55,534 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:55,535 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:55,538 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:55,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:55,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:55,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:55,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:55,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:55,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:55,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:55,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:55,541 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:55,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:55,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:55,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:55,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:55,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:55,546 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:55,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:55,548 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 -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-27 17:43:56,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:56,213 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:56,220 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:56,222 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:56,225 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:56,228 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-27 17:43:56,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f7bc08d8/a8e282fa7d564ce6b1ca37292304ff54/FLAG3ea33d59d [2019-11-27 17:43:57,420 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:57,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-27 17:43:57,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f7bc08d8/a8e282fa7d564ce6b1ca37292304ff54/FLAG3ea33d59d [2019-11-27 17:43:57,995 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f7bc08d8/a8e282fa7d564ce6b1ca37292304ff54 [2019-11-27 17:43:58,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:58,004 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:58,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:58,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:58,025 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:58,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:57" (1/1) ... [2019-11-27 17:43:58,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dee9500 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58, skipping insertion in model container [2019-11-27 17:43:58,031 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:57" (1/1) ... [2019-11-27 17:43:58,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:58,148 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:58,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:59,016 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:59,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:59,272 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:59,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59 WrapperNode [2019-11-27 17:43:59,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:59,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:59,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:59,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:59,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,439 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:59,476 INFO L168 Benchmark]: Toolchain (without parser) took 1465.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,483 INFO L168 Benchmark]: CDTParser took 0.44 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. [2019-11-27 17:43:59,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1253.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:59,490 INFO L168 Benchmark]: Boogie Preprocessor took 193.32 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,497 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 1253.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.32 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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...