./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.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/heap-manipulation/sll_to_dll_rev-1.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 65263b67fd81174d35f819c28bc33cb1f3e6621f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/heap-manipulation/sll_to_dll_rev-1.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 65263b67fd81174d35f819c28bc33cb1f3e6621f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:24:42,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:42,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:42,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:42,398 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:42,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:42,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:42,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:42,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:42,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:42,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:42,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:42,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:42,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:42,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:42,467 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:42,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:42,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:42,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:42,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:42,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:42,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:42,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:42,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:42,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:42,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:42,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:42,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:42,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:42,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:42,525 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:42,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:42,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:42,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:42,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:42,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:42,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:42,539 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:42,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:42,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:42,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:42,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-24 22:24:42,589 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:42,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:42,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:42,596 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:42,596 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:42,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:42,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:42,598 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:42,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:42,601 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:42,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:42,603 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:42,603 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:42,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:42,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:42,604 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:42,605 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:42,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:42,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:42,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:42,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:42,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:42,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:42,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:42,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:24:42,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:24:42,611 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-24 22:24:43,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:43,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:43,245 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:43,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:43,250 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:43,251 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 22:24:43,403 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5462eae/de947d25c66e443a98dd3779b5a53940/FLAG7b8af1c1f [2019-11-24 22:24:44,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:44,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 22:24:44,668 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5462eae/de947d25c66e443a98dd3779b5a53940/FLAG7b8af1c1f [2019-11-24 22:24:45,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d5462eae/de947d25c66e443a98dd3779b5a53940 [2019-11-24 22:24:45,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:45,134 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:45,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:45,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:45,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:45,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:45" (1/1) ... [2019-11-24 22:24:45,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:45, skipping insertion in model container [2019-11-24 22:24:45,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:45" (1/1) ... [2019-11-24 22:24:45,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:45,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:45,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:45,972 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:46,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:46,255 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:46,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46 WrapperNode [2019-11-24 22:24:46,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:46,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:46,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:46,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:46,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:46" (1/1) ... [2019-11-24 22:24:46,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:46,468 INFO L168 Benchmark]: Toolchain (without parser) took 1323.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 968.2 MB in the end (delta: -9.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:46,469 INFO L168 Benchmark]: CDTParser took 1.79 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. [2019-11-24 22:24:46,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1113.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 974.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:46,485 INFO L168 Benchmark]: Boogie Preprocessor took 197.17 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:46,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.79 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 1113.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 974.0 MB in the end (delta: -15.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.17 ms. Allocated memory is still 1.0 GB. Free memory was 974.0 MB in the beginning and 968.2 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 0.1.24-32f2683 [2019-11-24 22:24:50,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:24:50,267 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:24:50,309 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:24:50,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:24:50,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:24:50,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:24:50,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:24:50,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:24:50,354 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:24:50,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:24:50,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:24:50,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:24:50,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:24:50,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:24:50,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:24:50,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:24:50,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:24:50,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:24:50,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:24:50,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:24:50,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:24:50,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:24:50,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:24:50,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:24:50,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:24:50,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:24:50,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:24:50,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:24:50,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:24:50,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:24:50,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:24:50,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:24:50,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:24:50,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:24:50,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:24:50,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:24:50,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:24:50,449 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:24:50,450 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:24:50,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:24:50,457 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-24 22:24:50,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:24:50,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:24:50,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:24:50,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:24:50,509 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:24:50,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:24:50,509 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:24:50,510 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:24:50,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:24:50,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:24:50,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:24:50,514 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:24:50,514 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:24:50,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:24:50,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:24:50,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:24:50,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:24:50,518 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:24:50,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:24:50,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:24:50,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:24:50,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:24:50,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:24:50,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:24:50,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:24:50,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:24:50,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:24:50,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:24:50,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:24:50,527 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-24 22:24:51,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:24:51,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:24:51,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:24:51,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:24:51,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:24:51,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 22:24:51,295 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862e673d8/557ae5d489e1430f821e90736f04405b/FLAG421289ebf [2019-11-24 22:24:52,528 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:24:52,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 22:24:52,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862e673d8/557ae5d489e1430f821e90736f04405b/FLAG421289ebf [2019-11-24 22:24:52,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/862e673d8/557ae5d489e1430f821e90736f04405b [2019-11-24 22:24:52,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:24:52,617 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:24:52,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:52,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:24:52,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:24:52,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:52" (1/1) ... [2019-11-24 22:24:52,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1244a76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:52, skipping insertion in model container [2019-11-24 22:24:52,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:24:52" (1/1) ... [2019-11-24 22:24:52,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:24:52,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:24:53,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:53,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:24:53,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:24:54,016 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:24:54,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:24:54 WrapperNode [2019-11-24 22:24:54,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:24:54,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:24:54,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:24:54,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:24:54,051 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 22:24:54,056 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 22:24:54,111 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 22:24:54,114 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 22:24:54,186 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 22:24:54,231 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 22:24:54,243 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 22:24:54,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:24:54,283 INFO L168 Benchmark]: Toolchain (without parser) took 1656.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -770.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:24:54,284 INFO L168 Benchmark]: CDTParser took 0.77 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 22:24:54,290 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1389.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:54,291 INFO L168 Benchmark]: Boogie Preprocessor took 246.54 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:24:54,298 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 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 1389.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 246.54 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 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...