./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/ldv-memsafety/ArraysOfVariableLength.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 a4e278d158dd9e8a83bb0a2afcbaa26c6819a0f8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-memsafety/ArraysOfVariableLength.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 a4e278d158dd9e8a83bb0a2afcbaa26c6819a0f8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:56:47,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:47,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:47,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:47,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:47,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:47,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:47,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:47,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:47,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:47,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:47,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:47,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:47,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:47,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:47,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:47,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:47,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:47,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:47,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:47,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:47,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:47,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:47,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:47,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:47,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:47,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:47,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:47,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:47,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:47,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:47,825 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:47,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:47,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:47,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:47,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:47,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:47,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:47,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:47,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:47,844 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:47,845 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:56:47,896 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:47,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:47,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:47,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:47,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:47,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:47,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:47,912 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:47,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:47,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:47,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:47,913 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:47,914 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:47,914 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:47,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:47,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:47,917 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:47,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:47,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:47,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:47,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:47,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:47,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:47,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:47,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:47,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:56:47,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:56:47,923 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 -> a4e278d158dd9e8a83bb0a2afcbaa26c6819a0f8 [2019-11-26 17:56:48,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:48,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:48,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:48,520 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:48,524 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:48,525 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2019-11-26 17:56:48,676 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae3458a/0ef856c5299c43d3bb08fac5f4d7d11e/FLAGcb13e0cf6 [2019-11-26 17:56:49,667 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:49,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2019-11-26 17:56:49,686 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae3458a/0ef856c5299c43d3bb08fac5f4d7d11e/FLAGcb13e0cf6 [2019-11-26 17:56:49,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9eae3458a/0ef856c5299c43d3bb08fac5f4d7d11e [2019-11-26 17:56:49,859 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:49,865 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:49,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:49,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:49,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:49,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:49" (1/1) ... [2019-11-26 17:56:49,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726eb83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:49, skipping insertion in model container [2019-11-26 17:56:49,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:49" (1/1) ... [2019-11-26 17:56:49,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:49,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:50,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:50,434 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:56:50,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:50,518 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:56:50,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50 WrapperNode [2019-11-26 17:56:50,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:50,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:56:50,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:56:50,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:56:50,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:50" (1/1) ... [2019-11-26 17:56:50,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:56:50,731 INFO L168 Benchmark]: Toolchain (without parser) took 860.13 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 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:50,732 INFO L168 Benchmark]: CDTParser took 1.72 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. [2019-11-26 17:56:50,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:50,741 INFO L168 Benchmark]: Boogie Preprocessor took 192.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:50,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 656.83 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 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 0.1.24-025d5a2 [2019-11-26 17:56:54,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:54,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:54,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:54,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:54,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:54,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:54,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:54,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:54,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:54,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:54,617 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:54,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:54,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:54,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:54,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:54,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:54,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:54,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:54,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:54,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:54,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:54,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:54,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:54,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:54,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:54,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:54,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:54,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:54,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:54,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:54,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:54,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:54,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:54,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:54,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:54,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:54,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:54,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:54,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:54,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:54,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:56:54,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:54,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:54,762 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:54,768 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:54,768 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:54,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:54,769 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:54,769 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:54,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:54,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:54,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:54,774 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:54,774 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:54,776 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:54,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:54,776 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:54,777 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:56:54,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:56:54,778 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:54,778 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:54,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:54,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:54,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:54,783 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:54,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:54,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:54,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:54,784 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:56:54,786 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:56:54,786 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:56:54,787 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 -> a4e278d158dd9e8a83bb0a2afcbaa26c6819a0f8 [2019-11-26 17:56:55,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:55,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:55,448 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:55,456 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:55,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:55,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2019-11-26 17:56:55,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6a54dc10/7541bf16fea54c5183d98d1af870377c/FLAG8efe5372e [2019-11-26 17:56:56,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:56,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength.c [2019-11-26 17:56:56,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6a54dc10/7541bf16fea54c5183d98d1af870377c/FLAG8efe5372e [2019-11-26 17:56:56,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6a54dc10/7541bf16fea54c5183d98d1af870377c [2019-11-26 17:56:56,931 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:56,936 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:56,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:56,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:56,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:56,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:56" (1/1) ... [2019-11-26 17:56:56,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a9e384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:56, skipping insertion in model container [2019-11-26 17:56:56,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:56" (1/1) ... [2019-11-26 17:56:56,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:57,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:57,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:57,477 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:56:57,516 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:57,537 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:56:57,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57 WrapperNode [2019-11-26 17:56:57,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:57,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:56:57,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:56:57,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:56:57,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:57" (1/1) ... [2019-11-26 17:56:57,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:56:57,774 INFO L168 Benchmark]: Toolchain (without parser) took 832.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:57,775 INFO L168 Benchmark]: CDTParser took 3.87 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. [2019-11-26 17:56:57,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.45 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:57,781 INFO L168 Benchmark]: Boogie Preprocessor took 223.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:57,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.87 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 601.45 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 223.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.1 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...