./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a99c5e1922c5e2d2ce50e982def02dab2dbd81e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a99c5e1922c5e2d2ce50e982def02dab2dbd81e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:24:55,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:55,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:55,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:55,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:55,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:55,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:55,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:55,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:55,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:55,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:55,671 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:55,671 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:55,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:55,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:55,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:55,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:55,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:55,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:55,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:55,714 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:55,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:55,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:55,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:55,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:55,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:55,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:55,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:55,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:55,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:55,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:55,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:55,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:55,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:55,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:55,753 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:55,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:55,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:55,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:55,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:55,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:55,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-24 22:24:55,798 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:55,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:55,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:55,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:55,807 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:55,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:55,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:55,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:55,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:55,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:55,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:55,812 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:55,812 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:55,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:55,815 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:55,815 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:55,815 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:55,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:55,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:55,817 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:55,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:55,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:55,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:55,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:55,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:55,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:55,821 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-memcleanup) ) 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 -> 2a99c5e1922c5e2d2ce50e982def02dab2dbd81e [2019-11-24 22:24:56,395 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:56,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:56,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:56,437 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:56,438 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:56,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2019-11-24 22:24:56,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cb30915c/0716dc397480463c97e878e1e635c26b/FLAG1a5a8f536 [2019-11-24 22:24:57,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:57,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2019-11-24 22:24:57,858 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cb30915c/0716dc397480463c97e878e1e635c26b/FLAG1a5a8f536 [2019-11-24 22:24:57,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cb30915c/0716dc397480463c97e878e1e635c26b [2019-11-24 22:24:57,891 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:57,895 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:57,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:57,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:57,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:57,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:57, skipping insertion in model container [2019-11-24 22:24:57,921 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:57" (1/1) ... [2019-11-24 22:24:57,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:58,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:58,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:58,923 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:59,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:59,175 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:59,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59 WrapperNode [2019-11-24 22:24:59,181 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:59,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:59,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:59,185 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:59,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:59" (1/1) ... [2019-11-24 22:24:59,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:59,367 INFO L168 Benchmark]: Toolchain (without parser) took 1465.06 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. [2019-11-24 22:24:59,377 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-24 22:24:59,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1276.11 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. [2019-11-24 22:24:59,381 INFO L168 Benchmark]: Boogie Preprocessor took 175.57 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. [2019-11-24 22:24:59,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1276.11 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 175.57 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 0.1.24-32f2683 [2019-11-24 22:25:03,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:03,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:03,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:03,373 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:03,375 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:03,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:03,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:03,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:03,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:03,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:03,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:03,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:03,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:03,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:03,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:03,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:03,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:03,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:03,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:03,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:03,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:03,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:03,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:03,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:03,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:03,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:03,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:03,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:03,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:03,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:03,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:03,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:03,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:03,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:03,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:03,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:03,509 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:03,509 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:03,510 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:03,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:03,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-24 22:25:03,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:03,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:03,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:03,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:03,581 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:03,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:03,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:25:03,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:03,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:03,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:25:03,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:03,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:03,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:03,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:03,593 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:03,593 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:03,593 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:03,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:25:03,594 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:03,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:03,595 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:03,595 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:03,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:03,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:03,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:03,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:03,598 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:03,598 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:03,599 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:03,599 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-memcleanup) ) 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 -> 2a99c5e1922c5e2d2ce50e982def02dab2dbd81e [2019-11-24 22:25:04,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:04,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:04,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:04,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:04,209 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:04,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2019-11-24 22:25:04,377 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee76f3bd/4b59ea5a2ca547bcbc33a3811a218509/FLAGbb86c9919 [2019-11-24 22:25:05,571 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:05,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_length_check-1.i [2019-11-24 22:25:05,610 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee76f3bd/4b59ea5a2ca547bcbc33a3811a218509/FLAGbb86c9919 [2019-11-24 22:25:05,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ee76f3bd/4b59ea5a2ca547bcbc33a3811a218509 [2019-11-24 22:25:05,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:05,662 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:05,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:05,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:05,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:05,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:05" (1/1) ... [2019-11-24 22:25:05,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323140ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:05, skipping insertion in model container [2019-11-24 22:25:05,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:05" (1/1) ... [2019-11-24 22:25:05,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:05,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:06,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:06,768 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:25:06,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:25:07,038 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:25:07,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07 WrapperNode [2019-11-24 22:25:07,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:07,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:25:07,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:25:07,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:25:07,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,221 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:07" (1/1) ... [2019-11-24 22:25:07,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:25:07,255 INFO L168 Benchmark]: Toolchain (without parser) took 1588.46 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 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:07,260 INFO L168 Benchmark]: CDTParser took 0.94 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. [2019-11-24 22:25:07,265 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1374.58 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:07,266 INFO L168 Benchmark]: Boogie Preprocessor took 201.52 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:07,274 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 1374.58 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.52 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 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...