./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 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-ext-properties/list-ext_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8472c6ea64daca496070d5cf44139f8d0f6f323 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/list-ext_1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8472c6ea64daca496070d5cf44139f8d0f6f323 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:00,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:00,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:00,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:00,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:00,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:00,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:00,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:00,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:00,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:00,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:00,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:00,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:00,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:00,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:00,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:00,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:00,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:00,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:00,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:00,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:00,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:00,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:00,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:00,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:00,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:00,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:00,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:00,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:00,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:00,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:00,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:00,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:00,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:00,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:00,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:00,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:00,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:00,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:00,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:00,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:00,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:26:00,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:00,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:00,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:00,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:00,625 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:00,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:00,625 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:00,628 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:00,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:00,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:00,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:00,630 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:00,630 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:00,633 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:00,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:00,633 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:00,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:00,634 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:00,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:00,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:00,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:00,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:00,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:00,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:00,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:00,639 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:26:00,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:26:00,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8472c6ea64daca496070d5cf44139f8d0f6f323 [2019-11-26 00:26:01,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:01,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:01,384 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:01,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:01,386 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:01,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-26 00:26:01,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54bd1bb1/62b385fe65b040e295a2937cd19bd0e1/FLAG41d744b0e [2019-11-26 00:26:02,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:02,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-26 00:26:02,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54bd1bb1/62b385fe65b040e295a2937cd19bd0e1/FLAG41d744b0e [2019-11-26 00:26:02,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f54bd1bb1/62b385fe65b040e295a2937cd19bd0e1 [2019-11-26 00:26:02,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:02,901 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:02,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:02,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:02,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:02,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:02, skipping insertion in model container [2019-11-26 00:26:02,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:02" (1/1) ... [2019-11-26 00:26:02,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:03,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:03,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:03,977 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:04,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:04,240 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:04,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04 WrapperNode [2019-11-26 00:26:04,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:04,244 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:04,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:04,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:04,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,393 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:04" (1/1) ... [2019-11-26 00:26:04,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:04,423 INFO L168 Benchmark]: Toolchain (without parser) took 1516.24 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:04,435 INFO L168 Benchmark]: CDTParser took 0.59 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 00:26:04,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.46 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:04,437 INFO L168 Benchmark]: Boogie Preprocessor took 168.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:04,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 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 1333.46 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 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 168.09 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 00:26:08,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:08,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:08,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:08,386 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:08,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:08,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:08,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:08,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:08,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:08,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:08,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:08,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:08,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:08,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:08,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:08,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:08,447 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:08,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:08,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:08,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:08,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:08,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:08,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:08,488 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:08,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:08,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:08,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:08,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:08,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:08,499 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:08,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:08,501 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:08,505 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:08,507 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:08,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:08,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:08,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:08,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:08,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:08,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:08,519 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:08,571 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:08,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:08,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:08,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:08,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:08,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:08,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:08,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:08,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:08,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:08,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:08,596 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:08,596 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:08,596 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:08,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:08,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:08,597 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:08,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:08,598 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:08,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:08,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:08,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:08,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:08,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:08,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:08,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:08,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:08,606 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:08,608 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:08,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:08,609 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8472c6ea64daca496070d5cf44139f8d0f6f323 [2019-11-26 00:26:09,158 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:09,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:09,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:09,212 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:09,216 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:09,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-26 00:26:09,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b102a6e/df87e5e02369484bba42c110fc04be4a/FLAG4114d6f12 [2019-11-26 00:26:10,539 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:10,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext_1.i [2019-11-26 00:26:10,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b102a6e/df87e5e02369484bba42c110fc04be4a/FLAG4114d6f12 [2019-11-26 00:26:10,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5b102a6e/df87e5e02369484bba42c110fc04be4a [2019-11-26 00:26:10,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:10,611 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:10,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:10,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:10,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:10,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10, skipping insertion in model container [2019-11-26 00:26:10,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:10,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:11,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:11,784 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:11,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:12,049 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:12,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12 WrapperNode [2019-11-26 00:26:12,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:12,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:12,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:12,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:12,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:12" (1/1) ... [2019-11-26 00:26:12,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:12,290 INFO L168 Benchmark]: Toolchain (without parser) took 1678.63 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:12,301 INFO L168 Benchmark]: CDTParser took 0.41 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 00:26:12,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1441.95 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:12,308 INFO L168 Benchmark]: Boogie Preprocessor took 229.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:12,328 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1441.95 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.35 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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...