./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/list-ext.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/list-ext.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 a3eaec471f51d4269ee2125af75884a2ba8bd8fa ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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.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 a3eaec471f51d4269ee2125af75884a2ba8bd8fa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:43:48,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:48,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:48,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:48,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:48,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:48,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:48,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:48,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:48,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:48,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:48,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:48,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:48,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:48,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:48,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:48,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:48,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:48,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:48,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:48,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:48,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:48,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:48,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:48,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:48,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:48,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:48,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:48,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:48,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:48,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:48,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:48,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:48,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:48,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:48,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:48,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:48,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:48,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:48,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:48,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:48,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:48,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:48,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:48,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:48,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:48,651 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:48,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:48,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:48,652 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:48,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:48,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:48,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:48,657 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:48,657 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:48,658 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:48,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:48,658 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:48,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:48,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:48,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:48,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:48,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:48,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:48,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:48,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:48,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:48,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:48,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:48,664 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 -> a3eaec471f51d4269ee2125af75884a2ba8bd8fa [2019-11-27 17:43:49,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:49,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:49,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:49,298 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:49,299 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:49,300 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 17:43:49,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e38b1102/cab508a451e3474bb606bd953a3fe09a/FLAG2486914d4 [2019-11-27 17:43:50,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:50,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 17:43:50,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e38b1102/cab508a451e3474bb606bd953a3fe09a/FLAG2486914d4 [2019-11-27 17:43:50,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e38b1102/cab508a451e3474bb606bd953a3fe09a [2019-11-27 17:43:50,780 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:50,785 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:50,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:50,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:50,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:50,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cbf806 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 17:43:50,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:50,950 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:51,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:52,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:52,189 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:52,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52 WrapperNode [2019-11-27 17:43:52,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:52,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:52,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:52,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:52,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:52" (1/1) ... [2019-11-27 17:43:52,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:52,394 INFO L168 Benchmark]: Toolchain (without parser) took 1603.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.8 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:52,408 INFO L168 Benchmark]: CDTParser took 2.63 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:52,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1398.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:52,414 INFO L168 Benchmark]: Boogie Preprocessor took 189.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:52,421 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1398.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.5 MB). Peak memory consumption was 26.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:43:56,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:56,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:56,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:56,336 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:56,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:56,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:56,374 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:56,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:56,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:56,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:56,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:56,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:56,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:56,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:56,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:56,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:56,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:56,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:56,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:56,434 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:56,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:56,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:56,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:56,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:56,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:56,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:56,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:56,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:56,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:56,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:56,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:56,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:56,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:56,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:56,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:56,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:56,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:56,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:56,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:56,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:56,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:56,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:56,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:56,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:56,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:56,538 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:56,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:56,539 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:56,539 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:56,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:56,540 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:56,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:56,541 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:56,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:56,543 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:56,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:56,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:56,546 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:56,546 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:56,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:56,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:56,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:56,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:56,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:56,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:56,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:56,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:56,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:56,552 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:56,553 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:56,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:56,555 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 -> a3eaec471f51d4269ee2125af75884a2ba8bd8fa [2019-11-27 17:43:57,184 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:57,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:57,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:57,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:57,234 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:57,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 17:43:57,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b1f77c/1423f630fa6643f99ceff54c2f056583/FLAG3a5f032bf [2019-11-27 17:43:58,663 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:58,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/list-ext.i [2019-11-27 17:43:58,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b1f77c/1423f630fa6643f99ceff54c2f056583/FLAG3a5f032bf [2019-11-27 17:43:58,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/899b1f77c/1423f630fa6643f99ceff54c2f056583 [2019-11-27 17:43:58,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:58,772 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:58,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:58,780 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:58,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:58,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:58,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8eb7d6 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 17:43:58,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:58,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:58,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:59,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:59,953 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:00,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:00,212 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:00,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00 WrapperNode [2019-11-27 17:44:00,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:00,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:00,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:00,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:00,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:00" (1/1) ... [2019-11-27 17:44:00,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:00,429 INFO L168 Benchmark]: Toolchain (without parser) took 1658.69 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:00,434 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:44:00,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1434.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:00,442 INFO L168 Benchmark]: Boogie Preprocessor took 208.26 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 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. [2019-11-27 17:44:00,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1434.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 208.26 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 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...