./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/diff_usafe.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/array-memsafety/diff_usafe.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 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-memsafety/diff_usafe.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 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:18,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:18,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:18,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:18,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:18,868 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:18,875 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:18,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:18,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:18,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:18,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:18,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:18,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:18,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:18,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:18,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:18,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:18,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:18,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:18,945 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:18,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:18,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:18,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:18,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:18,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:18,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:18,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:18,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:18,982 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:18,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:18,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:18,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:18,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:18,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:18,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:18,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:18,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:19,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:19,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:19,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:19,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:19,008 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:19,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:19,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:19,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:19,058 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:19,061 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:19,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:19,062 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:19,062 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:19,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:19,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:19,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:19,067 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:19,067 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:19,068 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:19,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:19,068 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:19,069 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:19,069 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:19,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:19,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:19,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:19,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:19,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:19,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:19,073 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:19,074 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:19,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:19,077 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 -> 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 [2019-11-27 11:20:19,665 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:19,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:19,701 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:19,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:19,708 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:19,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-27 11:20:19,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f3cdd44/2412fd24e70a4c71a93121f64da68846/FLAG901c6fa82 [2019-11-27 11:20:20,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:20,839 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-27 11:20:20,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f3cdd44/2412fd24e70a4c71a93121f64da68846/FLAG901c6fa82 [2019-11-27 11:20:21,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f3cdd44/2412fd24e70a4c71a93121f64da68846 [2019-11-27 11:20:21,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:21,025 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:21,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:21,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:21,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:21,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad4f9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21, skipping insertion in model container [2019-11-27 11:20:21,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:21,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:21,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,510 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:21,539 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:21,563 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:21,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21 WrapperNode [2019-11-27 11:20:21,564 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:21,565 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:21,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:21,566 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:21,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:21" (1/1) ... [2019-11-27 11:20:21,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:21,756 INFO L168 Benchmark]: Toolchain (without parser) took 714.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.3 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:21,758 INFO L168 Benchmark]: CDTParser took 2.02 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 11:20:21,760 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:21,762 INFO L168 Benchmark]: Boogie Preprocessor took 170.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:21,777 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 528.59 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 170.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 991.3 MB in the end (delta: -42.5 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:20:25,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:25,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:25,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:25,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:25,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:25,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:25,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:25,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:25,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:25,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:25,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:25,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:25,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:25,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:25,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:25,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:25,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:25,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:25,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:25,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:25,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:25,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:25,671 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:25,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:25,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:25,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:25,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:25,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:25,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:25,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:25,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:25,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:25,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:25,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:25,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:25,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:25,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:25,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:25,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:25,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:25,706 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:25,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:25,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:25,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:25,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:25,753 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:25,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:25,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:25,754 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:25,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:25,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:25,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:25,757 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:25,758 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:25,758 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:25,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:25,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:25,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:25,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:25,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:25,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:25,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:25,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:25,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:25,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:25,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:25,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:25,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:25,767 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:25,767 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:25,768 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:25,769 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 -> 36668c3ad6b05a2dc08891e0da2e8018cdda58e2 [2019-11-27 11:20:26,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:26,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:26,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:26,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:26,438 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:26,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-27 11:20:26,596 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af6c53f1/18b81b3093c14e12b58f5997c5798001/FLAG6ff3e107b [2019-11-27 11:20:27,631 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:27,632 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/diff_usafe.c [2019-11-27 11:20:27,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af6c53f1/18b81b3093c14e12b58f5997c5798001/FLAG6ff3e107b [2019-11-27 11:20:27,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3af6c53f1/18b81b3093c14e12b58f5997c5798001 [2019-11-27 11:20:27,695 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:27,700 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:27,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:27,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:27,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:27,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:27, skipping insertion in model container [2019-11-27 11:20:27,725 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:27" (1/1) ... [2019-11-27 11:20:27,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:27,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:28,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:28,258 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:28,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:28,324 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:28,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28 WrapperNode [2019-11-27 11:20:28,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:28,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:28,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:28,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:28,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:28" (1/1) ... [2019-11-27 11:20:28,464 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:28,469 INFO L168 Benchmark]: Toolchain (without parser) took 770.54 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 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 11:20:28,470 INFO L168 Benchmark]: CDTParser took 0.33 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 11:20:28,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.85 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 11:20:28,476 INFO L168 Benchmark]: Boogie Preprocessor took 138.90 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: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:28,480 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 619.85 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 138.90 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: -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...