./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/20051113-1.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/20051113-1.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 c4dc9fabe33924e39906c6080cc0d2803306eec2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/20051113-1.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 c4dc9fabe33924e39906c6080cc0d2803306eec2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:20:51,224 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:51,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:51,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:51,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:51,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:51,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:51,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:51,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:51,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:51,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:51,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:51,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:51,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:51,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:51,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:51,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:51,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:51,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:51,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:51,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:51,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:51,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:51,365 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:51,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:51,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:51,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:51,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:51,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:51,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:51,383 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:51,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:51,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:51,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:51,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:51,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:51,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:51,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:51,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:51,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:51,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:51,408 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:51,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:51,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:51,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:51,465 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:51,467 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:51,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:51,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:51,468 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:51,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:51,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:51,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:51,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:51,474 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:51,475 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:51,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:51,476 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:51,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:51,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:51,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:51,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:51,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:51,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:51,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:51,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:51,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:51,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:51,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:51,485 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 -> c4dc9fabe33924e39906c6080cc0d2803306eec2 [2019-11-27 11:20:52,101 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:52,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:52,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:52,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:52,145 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:52,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/20051113-1.i [2019-11-27 11:20:52,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f7c7fe6/48fad587f17d4622a31f68af227be104/FLAG2828e35a8 [2019-11-27 11:20:53,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:53,571 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/20051113-1.i [2019-11-27 11:20:53,608 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f7c7fe6/48fad587f17d4622a31f68af227be104/FLAG2828e35a8 [2019-11-27 11:20:53,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6f7c7fe6/48fad587f17d4622a31f68af227be104 [2019-11-27 11:20:53,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:53,665 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:53,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:53,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:53,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:53,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,693 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c61759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:53, skipping insertion in model container [2019-11-27 11:20:53,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:53" (1/1) ... [2019-11-27 11:20:53,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:53,815 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:54,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:54,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:54,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:55,022 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:55,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55 WrapperNode [2019-11-27 11:20:55,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:55,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:55,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:55,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:55,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,142 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:55" (1/1) ... [2019-11-27 11:20:55,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:55,203 INFO L168 Benchmark]: Toolchain (without parser) took 1528.96 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 972.7 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:55,205 INFO L168 Benchmark]: CDTParser took 0.55 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 11:20:55,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:55,210 INFO L168 Benchmark]: Boogie Preprocessor took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:55,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1356.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.49 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 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 11:20:59,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:59,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:59,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:59,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:59,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:59,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:59,160 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:59,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:59,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:59,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:59,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:59,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:59,181 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:59,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:59,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:59,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:59,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:59,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:59,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:59,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:59,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:59,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:59,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:59,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:59,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:59,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:59,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:59,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:59,261 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:59,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:59,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:59,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:59,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:59,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:59,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:59,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:59,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:59,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:59,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:59,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:59,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:59,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:59,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:59,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:59,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:59,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:59,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:59,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:59,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:59,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:59,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:59,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:59,344 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:59,344 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:59,346 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:59,346 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:59,347 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:59,347 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:59,347 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:59,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:59,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:59,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:59,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:59,351 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:59,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:59,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:59,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:59,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:59,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:59,355 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:59,355 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:59,357 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 -> c4dc9fabe33924e39906c6080cc0d2803306eec2 [2019-11-27 11:20:59,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:00,029 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:00,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:00,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:00,045 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:00,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/20051113-1.i [2019-11-27 11:21:00,179 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27317f982/b48b4c0dd13e42e385eadb8aa03afc2e/FLAG7249c937f [2019-11-27 11:21:01,463 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:01,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/20051113-1.i [2019-11-27 11:21:01,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27317f982/b48b4c0dd13e42e385eadb8aa03afc2e/FLAG7249c937f [2019-11-27 11:21:01,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27317f982/b48b4c0dd13e42e385eadb8aa03afc2e [2019-11-27 11:21:01,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:01,556 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:01,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:01,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:01,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:01,575 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,580 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 11:21:01, skipping insertion in model container [2019-11-27 11:21:01,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:01" (1/1) ... [2019-11-27 11:21:01,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:01,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:02,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:02,745 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:02,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:03,020 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:03,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03 WrapperNode [2019-11-27 11:21:03,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:03,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:03,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:03,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:03,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,114 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,162 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:03" (1/1) ... [2019-11-27 11:21:03,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:03,204 INFO L168 Benchmark]: Toolchain (without parser) took 1641.04 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 972.7 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:03,204 INFO L168 Benchmark]: CDTParser took 0.37 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 11:21:03,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1467.24 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:03,208 INFO L168 Benchmark]: Boogie Preprocessor took 164.80 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:03,213 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1467.24 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 972.7 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 164.80 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 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...