./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-01-2.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/forester-heap/sll-01-2.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 31de2fb67e84e52bb7705ac8720e6b139fef2d91 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/sll-01-2.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 31de2fb67e84e52bb7705ac8720e6b139fef2d91 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:45:05,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:05,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:05,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:05,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:05,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:05,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:05,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:05,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:05,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:05,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:05,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:05,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:05,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:05,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:05,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:05,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:05,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:05,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:05,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:05,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:05,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:05,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:05,632 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:05,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:05,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:05,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:05,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:05,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:05,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:05,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:05,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:05,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:05,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:05,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:05,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:05,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:05,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:05,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:05,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:05,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:05,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:05,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:05,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:05,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:05,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:05,718 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:05,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:05,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:05,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:05,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:05,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:05,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:05,724 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:05,724 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:05,726 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:05,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:05,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:05,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:05,727 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:05,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:05,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:05,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:05,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:05,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:05,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:05,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:05,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:05,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:05,734 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 -> 31de2fb67e84e52bb7705ac8720e6b139fef2d91 [2019-11-27 17:45:06,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:06,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:06,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:06,348 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:06,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:06,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 17:45:06,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5339886a/3fbf262930104ed3b94772afb5b9dbf2/FLAG3f9c5a2c1 [2019-11-27 17:45:07,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:07,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 17:45:07,785 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5339886a/3fbf262930104ed3b94772afb5b9dbf2/FLAG3f9c5a2c1 [2019-11-27 17:45:07,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5339886a/3fbf262930104ed3b94772afb5b9dbf2 [2019-11-27 17:45:07,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:07,841 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:07,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:07,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:07,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:07,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:07" (1/1) ... [2019-11-27 17:45:07,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:07, skipping insertion in model container [2019-11-27 17:45:07,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:07" (1/1) ... [2019-11-27 17:45:07,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:07,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:08,904 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:08,932 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:09,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:09,194 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:09,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09 WrapperNode [2019-11-27 17:45:09,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:09,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:09,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:09,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:09,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,328 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:09" (1/1) ... [2019-11-27 17:45:09,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:09,395 INFO L168 Benchmark]: Toolchain (without parser) took 1544.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:09,408 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:09,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1355.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:09,416 INFO L168 Benchmark]: Boogie Preprocessor took 183.32 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:09,426 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 1355.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.32 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:45:13,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:13,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:13,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:13,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:13,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:13,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:13,349 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:13,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:13,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:13,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:13,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:13,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:13,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:13,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:13,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:13,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:13,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:13,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:13,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:13,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:13,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:13,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:13,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:13,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:13,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:13,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:13,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:13,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:13,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:13,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:13,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:13,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:13,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:13,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:13,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:13,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:13,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:13,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:13,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:13,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:13,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:13,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:13,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:13,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:13,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:13,527 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:13,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:13,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:13,530 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:13,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:13,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:13,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:13,531 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:13,531 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:13,533 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:13,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:13,536 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:13,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:13,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:13,537 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:13,537 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:13,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:13,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:13,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:13,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:13,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:13,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:13,541 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:13,541 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:13,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:13,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:13,544 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 -> 31de2fb67e84e52bb7705ac8720e6b139fef2d91 [2019-11-27 17:45:14,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:14,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:14,166 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:14,170 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:14,174 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:14,176 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 17:45:14,350 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b76695f3f/09d4a884c77b4cea836ebcba2b223ad3/FLAGda2fc19a3 [2019-11-27 17:45:15,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:15,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-01-2.i [2019-11-27 17:45:15,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b76695f3f/09d4a884c77b4cea836ebcba2b223ad3/FLAGda2fc19a3 [2019-11-27 17:45:15,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b76695f3f/09d4a884c77b4cea836ebcba2b223ad3 [2019-11-27 17:45:15,665 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:15,669 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:15,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:15,677 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:15,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:15,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:15" (1/1) ... [2019-11-27 17:45:15,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4845938f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:15, skipping insertion in model container [2019-11-27 17:45:15,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:15" (1/1) ... [2019-11-27 17:45:15,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:15,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:16,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:16,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:17,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:17,153 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:17,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17 WrapperNode [2019-11-27 17:45:17,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:17,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:17,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:17,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:17,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:17" (1/1) ... [2019-11-27 17:45:17,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:17,381 INFO L168 Benchmark]: Toolchain (without parser) took 1710.07 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 972.8 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:17,382 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:17,385 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1481.46 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:45:17,392 INFO L168 Benchmark]: Boogie Preprocessor took 218.92 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 17:45:17,406 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1481.46 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.92 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...