./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.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-ext3-properties/sll_circular_traversal-2.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 8aeee5b79c4aa76b6157129a026e191e5e1fb5dc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-ext3-properties/sll_circular_traversal-2.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 8aeee5b79c4aa76b6157129a026e191e5e1fb5dc ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:28:02,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:02,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:02,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:02,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:02,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:02,758 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:02,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:02,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:02,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:02,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:02,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:02,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:02,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:02,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:02,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:02,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:02,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:02,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:02,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:02,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:02,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:02,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:02,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:02,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:02,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:02,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:02,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:02,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:02,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:02,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:02,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:02,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:02,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:02,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:02,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:02,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:02,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:02,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:02,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:02,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:02,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:28:02,926 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:02,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:02,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:02,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:02,936 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:02,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:02,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:28:02,937 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:02,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:02,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:28:02,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:02,940 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:02,940 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:02,941 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:02,941 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:02,944 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:02,944 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:28:02,944 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:02,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:02,945 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:02,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:02,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:02,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:02,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:02,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:02,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:28:02,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:28:02,950 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 -> 8aeee5b79c4aa76b6157129a026e191e5e1fb5dc [2019-11-26 00:28:03,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:03,575 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:03,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:03,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:03,589 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:03,590 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2019-11-26 00:28:03,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcc11cd79/b70d71b9c2ca496d99ea451fa9b9d6b8/FLAG26344e7e1 [2019-11-26 00:28:04,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:04,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2019-11-26 00:28:05,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcc11cd79/b70d71b9c2ca496d99ea451fa9b9d6b8/FLAG26344e7e1 [2019-11-26 00:28:05,057 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcc11cd79/b70d71b9c2ca496d99ea451fa9b9d6b8 [2019-11-26 00:28:05,064 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:05,074 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:05,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:05,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:05,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:05,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:05" (1/1) ... [2019-11-26 00:28:05,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f4776d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:05, skipping insertion in model container [2019-11-26 00:28:05,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:05" (1/1) ... [2019-11-26 00:28:05,117 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:05,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:06,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:06,180 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:06,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:06,437 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:06,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06 WrapperNode [2019-11-26 00:28:06,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:06,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:06,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:06,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:06,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:06" (1/1) ... [2019-11-26 00:28:06,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:06,643 INFO L168 Benchmark]: Toolchain (without parser) took 1569.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.6 MB in the end (delta: -9.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:06,644 INFO L168 Benchmark]: CDTParser took 1.96 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 00:28:06,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1365.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.6 MB in the end (delta: -9.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:06,664 INFO L168 Benchmark]: Boogie Preprocessor took 191.43 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:06,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 1365.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 972.6 MB in the end (delta: -9.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 191.43 ms. Allocated memory is still 1.0 GB. Free memory is still 972.6 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 0.1.24-65d6cd2 [2019-11-26 00:28:10,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:28:10,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:28:10,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:28:10,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:28:10,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:28:10,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:28:10,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:28:10,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:28:10,449 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:28:10,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:28:10,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:28:10,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:28:10,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:28:10,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:28:10,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:28:10,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:28:10,478 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:28:10,482 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:28:10,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:28:10,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:28:10,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:28:10,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:28:10,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:28:10,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:28:10,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:28:10,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:28:10,524 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:28:10,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:28:10,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:28:10,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:28:10,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:28:10,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:28:10,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:28:10,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:28:10,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:28:10,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:28:10,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:28:10,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:28:10,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:28:10,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:28:10,547 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:28:10,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:28:10,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:28:10,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:28:10,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:28:10,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:28:10,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:28:10,594 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:28:10,594 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:28:10,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:28:10,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:28:10,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:28:10,598 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:28:10,598 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:28:10,601 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:28:10,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:28:10,602 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:28:10,602 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:28:10,603 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:28:10,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:28:10,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:28:10,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:28:10,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:28:10,606 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:28:10,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:28:10,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:28:10,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:28:10,607 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:28:10,609 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:28:10,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:28:10,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:28:10,611 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 -> 8aeee5b79c4aa76b6157129a026e191e5e1fb5dc [2019-11-26 00:28:11,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:28:11,306 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:28:11,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:28:11,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:28:11,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:28:11,321 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2019-11-26 00:28:11,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22524076b/c5e3f4f3bcc340ed9f2bdba74ca6b32f/FLAG4f52270d7 [2019-11-26 00:28:12,681 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:28:12,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-2.i [2019-11-26 00:28:12,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22524076b/c5e3f4f3bcc340ed9f2bdba74ca6b32f/FLAG4f52270d7 [2019-11-26 00:28:12,756 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22524076b/c5e3f4f3bcc340ed9f2bdba74ca6b32f [2019-11-26 00:28:12,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:28:12,767 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:28:12,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:12,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:28:12,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:28:12,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:12" (1/1) ... [2019-11-26 00:28:12,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1636fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:12, skipping insertion in model container [2019-11-26 00:28:12,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:28:12" (1/1) ... [2019-11-26 00:28:12,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:28:12,909 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:28:13,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:13,868 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:28:14,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:28:14,147 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:28:14,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14 WrapperNode [2019-11-26 00:28:14,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:28:14,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:28:14,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:28:14,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:28:14,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:28:14" (1/1) ... [2019-11-26 00:28:14,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:28:14,349 INFO L168 Benchmark]: Toolchain (without parser) took 1576.02 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 962.4 MB in the end (delta: -731.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:28:14,352 INFO L168 Benchmark]: CDTParser took 1.74 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 00:28:14,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1373.08 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:14,369 INFO L168 Benchmark]: Boogie Preprocessor took 185.25 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:28:14,383 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74 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 1373.08 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.25 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 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...