./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/sll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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-simple/sll2c_append_unequal.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 1eb62d582bb1f498de7f5f7de60817c0efb48782 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-simple/sll2c_append_unequal.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 1eb62d582bb1f498de7f5f7de60817c0efb48782 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:23:24,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:24,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:24,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:24,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:24,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:24,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:24,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:24,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:24,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:24,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:24,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:24,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:24,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:24,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:24,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:24,637 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:24,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:24,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:24,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:24,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:24,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:24,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:24,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:24,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:24,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:24,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:24,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:24,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:24,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:24,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:24,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:24,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:24,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:24,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:24,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:24,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:24,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:24,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:24,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:24,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:24,711 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:23:24,768 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:24,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:24,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:24,775 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:24,777 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:24,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:24,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:24,782 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:24,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:24,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:24,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:24,783 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:24,783 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:24,788 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:24,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:24,789 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:24,791 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:24,791 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:24,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:24,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:24,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:24,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:24,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:24,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:24,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:24,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:23:24,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:23:24,798 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 -> 1eb62d582bb1f498de7f5f7de60817c0efb48782 [2019-11-24 22:23:25,468 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:25,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:25,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:25,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:25,514 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:25,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-24 22:23:25,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b989b0de6/9842dc5e4fc748d8ad0b84d748720540/FLAG07a49770c [2019-11-24 22:23:26,955 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:26,956 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-24 22:23:26,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b989b0de6/9842dc5e4fc748d8ad0b84d748720540/FLAG07a49770c [2019-11-24 22:23:27,029 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b989b0de6/9842dc5e4fc748d8ad0b84d748720540 [2019-11-24 22:23:27,039 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:27,043 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:27,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:27,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:27,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:27,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:27" (1/1) ... [2019-11-24 22:23:27,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c88225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:27, skipping insertion in model container [2019-11-24 22:23:27,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:27" (1/1) ... [2019-11-24 22:23:27,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:27,189 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:28,114 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:28,143 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:28,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:28,415 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:28,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28 WrapperNode [2019-11-24 22:23:28,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:28,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:28,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:28,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:28,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:28" (1/1) ... [2019-11-24 22:23:28,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:28,634 INFO L168 Benchmark]: Toolchain (without parser) took 1586.26 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 962.5 MB in the end (delta: -817.1 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:28,635 INFO L168 Benchmark]: CDTParser took 1.40 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 22:23:28,649 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1370.54 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:28,657 INFO L168 Benchmark]: Boogie Preprocessor took 207.46 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:28,663 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 1370.54 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 207.46 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:23:32,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:23:32,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:23:32,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:23:32,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:23:32,649 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:23:32,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:23:32,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:23:32,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:23:32,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:23:32,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:23:32,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:23:32,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:23:32,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:23:32,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:23:32,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:23:32,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:23:32,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:23:32,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:23:32,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:23:32,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:23:32,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:23:32,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:23:32,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:23:32,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:23:32,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:23:32,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:23:32,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:23:32,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:23:32,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:23:32,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:23:32,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:23:32,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:23:32,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:23:32,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:23:32,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:23:32,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:23:32,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:23:32,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:23:32,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:23:32,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:23:32,792 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:23:32,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:23:32,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:23:32,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:23:32,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:23:32,845 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:23:32,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:23:32,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:23:32,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:23:32,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:23:32,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:23:32,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:23:32,852 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:23:32,852 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:23:32,853 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:23:32,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:23:32,853 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:23:32,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:23:32,854 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:23:32,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:23:32,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:23:32,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:23:32,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:23:32,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:23:32,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:23:32,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:23:32,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:23:32,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:23:32,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:23:32,863 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:23:32,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:23:32,865 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 -> 1eb62d582bb1f498de7f5f7de60817c0efb48782 [2019-11-24 22:23:33,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:23:33,453 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:23:33,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:23:33,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:23:33,469 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:23:33,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-24 22:23:33,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879dc6141/aa5e787500c548229296be31a60e5e51/FLAGa82aaf3dd [2019-11-24 22:23:34,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:23:34,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-24 22:23:34,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879dc6141/aa5e787500c548229296be31a60e5e51/FLAGa82aaf3dd [2019-11-24 22:23:34,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/879dc6141/aa5e787500c548229296be31a60e5e51 [2019-11-24 22:23:34,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:23:34,967 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:23:34,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:34,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:23:34,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:23:34,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:34" (1/1) ... [2019-11-24 22:23:35,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd2640b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:34, skipping insertion in model container [2019-11-24 22:23:35,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:23:34" (1/1) ... [2019-11-24 22:23:35,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:23:35,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:23:36,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:36,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:23:36,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:23:36,408 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:23:36,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36 WrapperNode [2019-11-24 22:23:36,414 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:23:36,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:23:36,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:23:36,417 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:23:36,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,581 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:23:36" (1/1) ... [2019-11-24 22:23:36,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:23:36,631 INFO L168 Benchmark]: Toolchain (without parser) took 1659.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:23:36,633 INFO L168 Benchmark]: CDTParser took 0.37 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 22:23:36,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1435.38 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 22:23:36,654 INFO L168 Benchmark]: Boogie Preprocessor took 208.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:23:36,664 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1435.38 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 208.50 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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...