./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/dll-optional-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 32f26835 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/forester-heap/dll-optional-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8409443a6b8db5c0500e3e8aa54c33463c524ec9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/forester-heap/dll-optional-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-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-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8409443a6b8db5c0500e3e8aa54c33463c524ec9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:24:43,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:43,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:43,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:43,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:43,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:43,391 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:43,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:43,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:43,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:43,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:43,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:43,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:43,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:43,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:43,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:43,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:43,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:43,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:43,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:43,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:43,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:43,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:43,478 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:43,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:43,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:43,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:43,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:43,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:43,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:43,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:43,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:43,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:43,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:43,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:43,509 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:43,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:43,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:43,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:43,514 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:43,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:43,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-24 22:24:43,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:43,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:43,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:43,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:43,570 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:43,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:43,573 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:43,573 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:43,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:43,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:43,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:43,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:43,576 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:43,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:43,579 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:43,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:43,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:43,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:43,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:43,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:43,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:43,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:43,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:43,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:43,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:43,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:43,586 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-memcleanup) ) 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 -> 8409443a6b8db5c0500e3e8aa54c33463c524ec9 [2019-11-24 22:24:44,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:44,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:44,213 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:44,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:44,217 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:44,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-24 22:24:44,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00d417bc/697c343d0aa646a38c3e94f717e24f54/FLAG82bea01d6 [2019-11-24 22:24:45,476 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:45,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-24 22:24:45,524 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00d417bc/697c343d0aa646a38c3e94f717e24f54/FLAG82bea01d6 [2019-11-24 22:24:46,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00d417bc/697c343d0aa646a38c3e94f717e24f54 [2019-11-24 22:24:46,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:46,040 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:46,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:46,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:46,053 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:46,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be22f85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46, skipping insertion in model container [2019-11-24 22:24:46,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,077 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:46,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:47,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:47,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:47,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:47,301 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:47,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47 WrapperNode [2019-11-24 22:24:47,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:47,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:47,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:47,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:47,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:47" (1/1) ... [2019-11-24 22:24:47,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:47,476 INFO L168 Benchmark]: Toolchain (without parser) took 1432.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 978.4 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:47,480 INFO L168 Benchmark]: CDTParser took 3.72 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. [2019-11-24 22:24:47,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1256.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 978.4 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:47,492 INFO L168 Benchmark]: Boogie Preprocessor took 163.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:47,502 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.72 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 1256.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 965.9 MB in the beginning and 978.4 MB in the end (delta: -12.5 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.51 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 0.1.24-32f2683 [2019-11-24 22:24:51,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:51,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:51,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:51,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:51,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:51,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:51,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:51,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:51,288 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:51,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:51,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:51,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:51,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:51,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:51,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:51,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:51,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:51,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:51,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:51,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:51,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:51,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:51,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:51,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:51,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:51,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:51,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:51,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:51,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:51,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:51,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:51,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:51,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:51,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:51,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:51,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:51,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:51,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:51,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:51,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:51,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-24 22:24:51,433 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:51,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:51,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:51,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:51,441 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:51,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:51,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:51,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:51,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:51,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:51,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:51,446 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:51,446 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:51,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:51,448 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:51,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:51,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:51,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:51,451 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:51,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:51,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:51,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:51,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:51,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:51,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:51,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:51,456 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:51,456 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:51,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:51,460 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-memcleanup) ) 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 -> 8409443a6b8db5c0500e3e8aa54c33463c524ec9 [2019-11-24 22:24:52,028 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:52,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:52,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:52,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:52,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:52,070 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-24 22:24:52,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75faeaf69/cb4546fe9ef14c9eb47daea70b9bcd39/FLAG19f4928a0 [2019-11-24 22:24:53,427 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:53,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-24 22:24:53,463 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75faeaf69/cb4546fe9ef14c9eb47daea70b9bcd39/FLAG19f4928a0 [2019-11-24 22:24:53,501 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75faeaf69/cb4546fe9ef14c9eb47daea70b9bcd39 [2019-11-24 22:24:53,509 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:53,511 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:53,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:53,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:53,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:53,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:53" (1/1) ... [2019-11-24 22:24:53,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:53, skipping insertion in model container [2019-11-24 22:24:53,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:53" (1/1) ... [2019-11-24 22:24:53,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:53,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:54,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:54,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:54,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:54,806 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:54,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54 WrapperNode [2019-11-24 22:24:54,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:54,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:54,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:54,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:54,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:54,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54" (1/1) ... [2019-11-24 22:24:55,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:55,013 INFO L168 Benchmark]: Toolchain (without parser) took 1501.44 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 972.6 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:55,016 INFO L168 Benchmark]: CDTParser took 0.92 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. [2019-11-24 22:24:55,021 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1298.28 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: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:55,025 INFO L168 Benchmark]: Boogie Preprocessor took 194.30 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:55,036 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92 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 1298.28 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: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.30 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...