./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0521.i --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/memsafety/test-0521.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/test-0521.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 11:21:08,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:08,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:08,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:08,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:08,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:08,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:08,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:08,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:08,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:08,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:08,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:08,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:08,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:08,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:08,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:08,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:08,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:08,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:08,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:08,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:08,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:08,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:08,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:08,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:08,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:08,270 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:08,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:08,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:08,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:08,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:08,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:08,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:08,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:08,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:08,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:08,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:08,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:08,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:08,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:08,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:08,288 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:08,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:08,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:08,319 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:08,319 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:08,319 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:08,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:08,320 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:08,322 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:08,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:08,322 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:08,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:08,324 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:08,324 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:08,324 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:08,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:08,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:08,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:08,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:08,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:08,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:08,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:08,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:08,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:08,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:08,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:08,328 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:08,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:08,329 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 -> 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 [2019-11-27 11:21:08,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:08,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:08,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:08,936 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:08,939 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:08,940 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0521.i [2019-11-27 11:21:09,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68000656/dfbcf5082554408dbe33b79a43ed9bbd/FLAGbc324c25f [2019-11-27 11:21:10,271 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:10,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0521.i [2019-11-27 11:21:10,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68000656/dfbcf5082554408dbe33b79a43ed9bbd/FLAGbc324c25f [2019-11-27 11:21:10,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e68000656/dfbcf5082554408dbe33b79a43ed9bbd [2019-11-27 11:21:10,763 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:10,771 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:10,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:10,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:10,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:10,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:10" (1/1) ... [2019-11-27 11:21:10,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3788b2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:10, skipping insertion in model container [2019-11-27 11:21:10,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:10" (1/1) ... [2019-11-27 11:21:10,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:10,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:11,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:11,872 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:12,022 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:12,138 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:12,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12 WrapperNode [2019-11-27 11:21:12,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:12,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:12,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:12,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:12,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,215 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,329 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:12" (1/1) ... [2019-11-27 11:21:12,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:12,364 INFO L168 Benchmark]: Toolchain (without parser) took 1579.11 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:12,368 INFO L168 Benchmark]: CDTParser took 0.62 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 11:21:12,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.89 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:12,380 INFO L168 Benchmark]: Boogie Preprocessor took 205.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:12,387 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 1366.89 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.21 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 974.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:21:16,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:16,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:16,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:16,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:16,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:16,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:16,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:16,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:16,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:16,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:16,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:16,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:16,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:16,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:16,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:16,459 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:16,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:16,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:16,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:16,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:16,491 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:16,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:16,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:16,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:16,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:16,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:16,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:16,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:16,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:16,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:16,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:16,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:16,521 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:16,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:16,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:16,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:16,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:16,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:16,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:16,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:16,537 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:16,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:16,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:16,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:16,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:16,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:16,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:16,586 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:16,586 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:16,586 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:16,587 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:16,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:16,588 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:16,588 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:16,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:16,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:16,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:16,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:16,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:16,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:16,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:16,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:16,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:16,594 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:16,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:16,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:16,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:16,597 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:16,597 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:16,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:16,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:16,601 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 -> 4c2cc876d6364c6c5ea5f864b435001ef8fd7394 [2019-11-27 11:21:17,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:17,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:17,183 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:17,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:17,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:17,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0521.i [2019-11-27 11:21:17,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a51fbe444/f8ee620b5d46473095a3cddaeb1baaed/FLAGdecf54533 [2019-11-27 11:21:18,535 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:18,541 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0521.i [2019-11-27 11:21:18,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a51fbe444/f8ee620b5d46473095a3cddaeb1baaed/FLAGdecf54533 [2019-11-27 11:21:18,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a51fbe444/f8ee620b5d46473095a3cddaeb1baaed [2019-11-27 11:21:18,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:18,660 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:18,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:18,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:18,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:18,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:18" (1/1) ... [2019-11-27 11:21:18,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d1b8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:18, skipping insertion in model container [2019-11-27 11:21:18,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:18" (1/1) ... [2019-11-27 11:21:18,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:18,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:19,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:19,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:20,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:20,164 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:20,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20 WrapperNode [2019-11-27 11:21:20,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:20,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:20,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:20,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:20,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:20" (1/1) ... [2019-11-27 11:21:20,408 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:20,417 INFO L168 Benchmark]: Toolchain (without parser) took 1753.94 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 972.5 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:20,419 INFO L168 Benchmark]: CDTParser took 0.43 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 11:21:20,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1502.95 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 978.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:20,424 INFO L168 Benchmark]: Boogie Preprocessor took 241.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:20,442 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1502.95 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 978.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 241.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...