./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/960521-1-1.i --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/memsafety/960521-1-1.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 fc8a1920b7e9975b4791119a88b50bea9dd9cddc ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/960521-1-1.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 fc8a1920b7e9975b4791119a88b50bea9dd9cddc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:43:17,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:17,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:17,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:17,184 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:17,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:17,193 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:17,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:17,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:17,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:17,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:17,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:17,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:17,236 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:17,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:17,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:17,251 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:17,259 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:17,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:17,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:17,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:17,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:17,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:17,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:17,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:17,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:17,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:17,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:17,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:17,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:17,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:17,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:17,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:17,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:17,324 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:17,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:17,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:17,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:17,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:17,334 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:17,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:17,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:17,376 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:17,380 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:17,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:17,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:17,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:17,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:17,386 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:17,387 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:17,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:17,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:17,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:17,392 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:17,392 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:17,393 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:17,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:17,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:17,395 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:17,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:17,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:17,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:17,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:17,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:17,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:17,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:17,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:17,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:17,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:17,404 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 -> fc8a1920b7e9975b4791119a88b50bea9dd9cddc [2019-11-27 17:43:18,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:18,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:18,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:18,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:18,081 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:18,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-27 17:43:18,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6d7987a/dc494f5bb4ca4b449143b76a29081fb6/FLAGef675322a [2019-11-27 17:43:19,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:19,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-27 17:43:19,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6d7987a/dc494f5bb4ca4b449143b76a29081fb6/FLAGef675322a [2019-11-27 17:43:19,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb6d7987a/dc494f5bb4ca4b449143b76a29081fb6 [2019-11-27 17:43:19,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:19,614 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:19,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:19,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:19,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:19,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:19" (1/1) ... [2019-11-27 17:43:19,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:19, skipping insertion in model container [2019-11-27 17:43:19,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:19" (1/1) ... [2019-11-27 17:43:19,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:19,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:20,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:20,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:20,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:20,976 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:20,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20 WrapperNode [2019-11-27 17:43:20,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:20,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:20,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:20,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:21,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,092 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:21,184 INFO L168 Benchmark]: Toolchain (without parser) took 1561.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:21,197 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:21,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1363.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:21,202 INFO L168 Benchmark]: Boogie Preprocessor took 187.58 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:21,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1363.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.3 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.58 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. 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 17:43:25,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:25,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:25,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:25,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:25,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:25,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:25,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:25,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:25,214 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:25,215 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:25,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:25,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:25,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:25,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:25,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:25,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:25,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:25,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:25,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:25,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:25,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:25,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:25,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:25,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:25,324 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:25,324 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:25,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:25,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:25,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:25,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:25,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:25,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:25,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:25,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:25,344 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:25,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:25,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:25,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:25,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:25,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:25,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:25,409 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:25,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:25,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:25,416 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:25,417 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:25,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:25,417 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:25,419 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:25,419 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:25,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:25,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:25,423 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:25,424 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:25,424 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:25,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:25,425 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:25,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:25,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:25,428 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:25,428 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:25,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:25,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:25,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:25,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:25,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:25,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:25,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:25,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:25,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:25,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:25,436 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 -> fc8a1920b7e9975b4791119a88b50bea9dd9cddc [2019-11-27 17:43:26,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:26,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:26,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:26,070 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:26,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:26,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-27 17:43:26,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8d5c21d/b64f3a37ca6e49b0a9f38b0acc297baf/FLAG4e895af38 [2019-11-27 17:43:27,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:27,438 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-1.i [2019-11-27 17:43:27,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8d5c21d/b64f3a37ca6e49b0a9f38b0acc297baf/FLAG4e895af38 [2019-11-27 17:43:27,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd8d5c21d/b64f3a37ca6e49b0a9f38b0acc297baf [2019-11-27 17:43:27,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:27,937 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:27,941 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:27,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:27,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:27,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:27" (1/1) ... [2019-11-27 17:43:27,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66db9722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:27, skipping insertion in model container [2019-11-27 17:43:27,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:27" (1/1) ... [2019-11-27 17:43:27,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:28,079 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:29,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:29,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:29,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:29,277 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:29,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29 WrapperNode [2019-11-27 17:43:29,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:29,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:29,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:29,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:29,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:29,484 INFO L168 Benchmark]: Toolchain (without parser) took 1538.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:29,489 INFO L168 Benchmark]: CDTParser took 1.99 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 17:43:29,495 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1337.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:29,496 INFO L168 Benchmark]: Boogie Preprocessor took 192.84 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:29,503 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 1337.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 979.7 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.84 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...