./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.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/ldv-memsafety/ArraysOfVariableLength_-read.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 aeae4642ea0f346b37f312868ec7e7128e333d20 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_-read.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 aeae4642ea0f346b37f312868ec7e7128e333d20 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:44:03,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:44:03,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:44:03,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:44:03,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:44:03,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:44:03,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:44:03,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:44:03,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:44:03,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:44:03,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:44:03,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:44:03,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:44:03,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:44:03,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:44:03,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:44:03,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:44:03,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:44:03,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:44:03,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:44:03,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:44:03,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:44:03,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:44:03,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:44:03,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:44:03,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:44:03,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:44:03,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:44:03,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:44:03,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:44:03,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:44:03,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:44:03,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:44:03,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:44:03,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:44:03,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:44:03,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:44:03,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:44:03,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:44:03,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:44:03,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:44:03,806 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:44:03,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:44:03,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:44:03,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:44:03,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:44:03,852 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:44:03,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:44:03,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:44:03,853 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:44:03,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:44:03,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:44:03,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:44:03,856 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:44:03,857 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:44:03,857 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:44:03,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:44:03,860 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:44:03,860 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:44:03,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:44:03,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:44:03,862 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:44:03,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:44:03,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:44:03,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:44:03,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:44:03,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:44:03,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:44:03,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:44:03,866 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 -> aeae4642ea0f346b37f312868ec7e7128e333d20 [2019-11-27 17:44:04,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:44:04,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:44:04,486 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:44:04,490 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:44:04,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:44:04,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-11-27 17:44:04,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89e7e2b/f9360f5cc7da4fa9a4572e66e9627ed5/FLAG459a53e43 [2019-11-27 17:44:05,647 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:44:05,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-11-27 17:44:05,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89e7e2b/f9360f5cc7da4fa9a4572e66e9627ed5/FLAG459a53e43 [2019-11-27 17:44:05,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b89e7e2b/f9360f5cc7da4fa9a4572e66e9627ed5 [2019-11-27 17:44:05,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:44:05,831 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:44:05,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:05,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:44:05,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:44:05,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a98191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:05, skipping insertion in model container [2019-11-27 17:44:05,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:05" (1/1) ... [2019-11-27 17:44:05,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:44:05,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:44:06,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:06,397 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:06,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:06,483 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:06,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06 WrapperNode [2019-11-27 17:44:06,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:06,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:06,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:06,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:06,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,685 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:06" (1/1) ... [2019-11-27 17:44:06,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:06,713 INFO L168 Benchmark]: Toolchain (without parser) took 874.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:44:06,714 INFO L168 Benchmark]: CDTParser took 0.69 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 17:44:06,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.64 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. [2019-11-27 17:44:06,723 INFO L168 Benchmark]: Boogie Preprocessor took 214.15 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. [2019-11-27 17:44:06,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 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 649.64 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 214.15 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 0.1.24-509859d [2019-11-27 17:44:10,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:44:10,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:44:10,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:44:10,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:44:10,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:44:10,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:44:10,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:44:10,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:44:10,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:44:10,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:44:10,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:44:10,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:44:10,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:44:10,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:44:10,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:44:10,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:44:10,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:44:10,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:44:10,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:44:10,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:44:10,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:44:10,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:44:10,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:44:10,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:44:10,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:44:10,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:44:10,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:44:10,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:44:10,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:44:10,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:44:10,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:44:10,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:44:10,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:44:10,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:44:10,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:44:10,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:44:10,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:44:10,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:44:10,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:44:10,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:44:10,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:44:10,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:44:10,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:44:10,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:44:10,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:44:10,752 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:44:10,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:44:10,752 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:44:10,753 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:44:10,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:44:10,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:44:10,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:44:10,756 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:44:10,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:44:10,757 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:44:10,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:44:10,759 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:44:10,759 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:44:10,760 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:44:10,760 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:44:10,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:44:10,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:44:10,762 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:44:10,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:44:10,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:44:10,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:44:10,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:44:10,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:44:10,766 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:44:10,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:44:10,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:44:10,769 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 -> aeae4642ea0f346b37f312868ec7e7128e333d20 [2019-11-27 17:44:11,316 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:44:11,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:44:11,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:44:11,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:44:11,362 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:44:11,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-11-27 17:44:11,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556bd93e6/a9299dc3d45c4bf79e106d075bc0079e/FLAG350856506 [2019-11-27 17:44:12,521 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:44:12,523 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength_-read.c [2019-11-27 17:44:12,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556bd93e6/a9299dc3d45c4bf79e106d075bc0079e/FLAG350856506 [2019-11-27 17:44:12,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/556bd93e6/a9299dc3d45c4bf79e106d075bc0079e [2019-11-27 17:44:12,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:44:12,598 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:44:12,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:12,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:44:12,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:44:12,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:12" (1/1) ... [2019-11-27 17:44:12,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35cd9645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:12, skipping insertion in model container [2019-11-27 17:44:12,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:44:12" (1/1) ... [2019-11-27 17:44:12,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:44:12,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:44:13,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:13,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:44:13,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:44:13,254 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:44:13,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13 WrapperNode [2019-11-27 17:44:13,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:44:13,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:44:13,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:44:13,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:44:13,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,468 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:44:13" (1/1) ... [2019-11-27 17:44:13,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:44:13,488 INFO L168 Benchmark]: Toolchain (without parser) took 888.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 17:44:13,491 INFO L168 Benchmark]: CDTParser took 0.38 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 17:44:13,493 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.60 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. [2019-11-27 17:44:13,496 INFO L168 Benchmark]: Boogie Preprocessor took 223.49 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. [2019-11-27 17:44:13,500 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 655.60 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 223.49 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...