./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes4-2.c --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/memsafety-ext3/scopes4-2.c -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 25981771a012eec333f97d8302486eae22970d9e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety-ext3/scopes4-2.c -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 25981771a012eec333f97d8302486eae22970d9e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:46:18,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:18,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:18,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:18,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:18,542 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:18,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:18,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:18,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:18,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:18,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:18,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:18,585 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:18,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:18,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:18,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:18,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:18,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:18,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:18,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:18,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:18,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:18,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:18,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:18,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:18,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:18,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:18,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:18,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:18,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:18,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:18,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:18,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:18,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:18,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:18,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:18,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:18,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:18,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:18,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:18,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:18,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:46:18,722 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:18,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:18,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:18,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:18,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:18,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:18,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:18,734 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:18,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:18,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:18,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:18,736 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:18,737 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:18,739 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:18,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:18,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:18,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:18,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:18,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:18,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:18,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:18,743 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:18,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:18,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:18,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:18,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:46:18,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:46:18,746 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-27 17:46:19,324 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:19,358 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:19,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:19,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:19,371 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:19,373 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 17:46:19,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f3c584/88b69cf2d0064be1b8db019a5ece3850/FLAG843021f4c [2019-11-27 17:46:20,560 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:20,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 17:46:20,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f3c584/88b69cf2d0064be1b8db019a5ece3850/FLAG843021f4c [2019-11-27 17:46:20,845 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f6f3c584/88b69cf2d0064be1b8db019a5ece3850 [2019-11-27 17:46:20,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:20,856 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:20,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:20,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:20,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:20,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47670154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:20, skipping insertion in model container [2019-11-27 17:46:20,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:20" (1/1) ... [2019-11-27 17:46:20,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:20,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:21,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:21,382 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:21,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:21,429 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:21,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21 WrapperNode [2019-11-27 17:46:21,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:21,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:21,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:21,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:21,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:21" (1/1) ... [2019-11-27 17:46:21,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:21,623 INFO L168 Benchmark]: Toolchain (without parser) took 762.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:21,624 INFO L168 Benchmark]: CDTParser took 3.51 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 17:46:21,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 570.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:21,636 INFO L168 Benchmark]: Boogie Preprocessor took 176.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:21,646 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.51 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 570.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 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 17:46:25,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:25,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:25,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:25,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:25,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:25,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:25,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:25,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:25,590 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:25,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:25,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:25,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:25,608 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:25,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:25,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:25,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:25,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:25,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:25,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:25,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:25,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:25,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:25,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:25,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:25,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:25,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:25,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:25,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:25,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:25,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:25,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:25,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:25,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:25,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:25,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:25,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:25,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:25,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:25,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:25,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:25,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:46:25,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:25,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:25,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:25,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:25,751 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:25,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:25,751 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:25,752 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:25,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:25,752 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:25,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:25,755 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:25,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:25,757 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:46:25,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:25,760 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:25,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:46:25,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:46:25,761 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:25,761 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:25,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:25,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:25,762 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:25,762 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:25,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:25,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:25,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:25,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:46:25,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:46:25,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:46:25,768 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-27 17:46:26,321 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:26,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:26,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:26,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:26,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:26,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 17:46:26,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d66fa332/d6f040e295ce40838f4ff7705bd4d967/FLAGf2888dc58 [2019-11-27 17:46:27,480 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:27,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 17:46:27,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d66fa332/d6f040e295ce40838f4ff7705bd4d967/FLAGf2888dc58 [2019-11-27 17:46:27,688 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d66fa332/d6f040e295ce40838f4ff7705bd4d967 [2019-11-27 17:46:27,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:27,699 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:27,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:27,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:27,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:27,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@730d4db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:27, skipping insertion in model container [2019-11-27 17:46:27,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:27" (1/1) ... [2019-11-27 17:46:27,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:27,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:28,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:28,249 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:46:28,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:28,343 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:46:28,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28 WrapperNode [2019-11-27 17:46:28,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:28,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:46:28,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:46:28,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:46:28,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,504 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,539 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:28" (1/1) ... [2019-11-27 17:46:28,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:46:28,565 INFO L168 Benchmark]: Toolchain (without parser) took 862.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.2 MB in the end (delta: -28.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:28,568 INFO L168 Benchmark]: CDTParser took 1.36 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 17:46:28,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.85 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:28,578 INFO L168 Benchmark]: Boogie Preprocessor took 210.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 991.2 MB in the end (delta: -39.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:46:28,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 642.85 ms. Allocated memory is still 1.0 GB. Free memory was 963.1 MB in the beginning and 951.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 210.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.5 MB in the beginning and 991.2 MB in the end (delta: -39.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...