./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memory-alloca/c.03-alloca-2.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/memory-alloca/c.03-alloca-2.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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/memory-alloca/c.03-alloca-2.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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:21:36,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:36,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:36,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:36,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:36,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:36,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:36,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:36,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:36,407 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:36,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:36,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:36,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:36,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:36,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:36,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:36,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:36,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:36,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:36,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:36,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:36,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:36,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:36,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:36,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:36,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:36,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:36,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:36,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:36,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:36,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:36,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:36,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:36,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:36,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:36,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:36,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:36,508 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:36,508 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:36,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:36,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:36,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:36,557 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:36,558 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:36,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:36,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:36,566 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:36,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:36,567 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:36,567 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:36,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:36,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:36,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:36,571 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:36,571 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:36,572 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:36,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:36,574 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:36,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:36,575 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:36,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:36,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:36,577 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:36,577 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:36,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:36,579 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:36,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:36,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:36,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:36,582 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-27 11:21:37,228 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:37,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:37,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:37,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:37,277 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:37,277 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 11:21:37,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe8ad5fa/c5a5724a5d6d4adf8287879722f76427/FLAG8a58e4eb7 [2019-11-27 11:21:38,650 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:38,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 11:21:38,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe8ad5fa/c5a5724a5d6d4adf8287879722f76427/FLAG8a58e4eb7 [2019-11-27 11:21:38,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe8ad5fa/c5a5724a5d6d4adf8287879722f76427 [2019-11-27 11:21:38,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:38,744 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:38,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:38,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:38,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:38,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:38" (1/1) ... [2019-11-27 11:21:38,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dacc51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:38, skipping insertion in model container [2019-11-27 11:21:38,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:38" (1/1) ... [2019-11-27 11:21:38,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:38,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:39,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:39,853 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:39,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:40,079 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:40,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40 WrapperNode [2019-11-27 11:21:40,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:40,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:40,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:40,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:40,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,246 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:40" (1/1) ... [2019-11-27 11:21:40,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:40,281 INFO L168 Benchmark]: Toolchain (without parser) took 1537.14 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 11:21:40,285 INFO L168 Benchmark]: CDTParser took 0.57 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 11:21:40,291 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1334.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:40,292 INFO L168 Benchmark]: Boogie Preprocessor took 192.13 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:40,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1334.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.13 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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-da95e15 [2019-11-27 11:21:44,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:44,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:44,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:44,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:44,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:44,168 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:44,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:44,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:44,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:44,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:44,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:44,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:44,209 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:44,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:44,216 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:44,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:44,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:44,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:44,236 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:44,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:44,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:44,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:44,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:44,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:44,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:44,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:44,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:44,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:44,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:44,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:44,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:44,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:44,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:44,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:44,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:44,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:44,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:44,292 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:44,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:44,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:44,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:44,343 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:44,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:44,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:44,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:44,351 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:44,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:44,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:44,354 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:44,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:44,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:44,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:44,356 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:44,356 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:44,359 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:44,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:44,360 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:44,360 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:44,360 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:44,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:44,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:44,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:44,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:44,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:44,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:44,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:44,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:44,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:44,365 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:44,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:44,369 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:44,370 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-27 11:21:44,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:45,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:45,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:45,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:45,015 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:45,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 11:21:45,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4731ab5/bbf204a2deb244d7b603ad550ee5fb71/FLAG72c72bbde [2019-11-27 11:21:46,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:46,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-27 11:21:46,440 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4731ab5/bbf204a2deb244d7b603ad550ee5fb71/FLAG72c72bbde [2019-11-27 11:21:46,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec4731ab5/bbf204a2deb244d7b603ad550ee5fb71 [2019-11-27 11:21:46,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:46,501 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:46,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:46,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:46,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:46,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:46" (1/1) ... [2019-11-27 11:21:46,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9c0e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:46, skipping insertion in model container [2019-11-27 11:21:46,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:46" (1/1) ... [2019-11-27 11:21:46,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:46,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:47,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:47,546 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:47,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:47,811 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:47,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47 WrapperNode [2019-11-27 11:21:47,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:47,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:47,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:47,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:47,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:48,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:48,016 INFO L168 Benchmark]: Toolchain (without parser) took 1513.32 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 11:21:48,017 INFO L168 Benchmark]: CDTParser took 2.79 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 11:21:48,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1314.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:48,025 INFO L168 Benchmark]: Boogie Preprocessor took 188.67 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:48,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.79 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 1314.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.67 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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...