./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 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/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 0.1.24-509859d [2019-11-27 17:46:57,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:46:57,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:46:57,343 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:46:57,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:46:57,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:46:57,354 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:46:57,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:46:57,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:46:57,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:46:57,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:46:57,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:46:57,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:46:57,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:46:57,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:46:57,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:46:57,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:46:57,395 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:46:57,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:46:57,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:46:57,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:46:57,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:46:57,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:46:57,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:46:57,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:46:57,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:46:57,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:46:57,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:46:57,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:46:57,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:46:57,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:46:57,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:46:57,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:46:57,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:46:57,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:46:57,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:46:57,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:46:57,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:46:57,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:46:57,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:46:57,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:46:57,447 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 17:46:57,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:46:57,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:46:57,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:46:57,481 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:46:57,481 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:46:57,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:46:57,482 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:46:57,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:46:57,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:46:57,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:46:57,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:46:57,486 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:46:57,486 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:46:57,487 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:46:57,487 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:46:57,487 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:46:57,488 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:46:57,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:46:57,488 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:46:57,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:46:57,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:46:57,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:46:57,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:46:57,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:46:57,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:46:57,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:46:57,491 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 [2019-11-27 17:46:57,936 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:46:57,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:46:57,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:46:57,960 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:46:57,961 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:46:57,962 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 17:46:58,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133e44b69/caac508e74ba4062a0642e0a5e2fff40/FLAGab26d271f [2019-11-27 17:46:58,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:46:58,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 17:46:58,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133e44b69/caac508e74ba4062a0642e0a5e2fff40/FLAGab26d271f [2019-11-27 17:46:59,100 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133e44b69/caac508e74ba4062a0642e0a5e2fff40 [2019-11-27 17:46:59,106 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:46:59,109 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:46:59,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:46:59,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:46:59,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:46:59,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:59" (1/1) ... [2019-11-27 17:46:59,135 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e90504a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:46:59, skipping insertion in model container [2019-11-27 17:46:59,135 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:46:59" (1/1) ... [2019-11-27 17:46:59,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:46:59,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:46:59,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:46:59,891 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:00,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:00,101 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:00,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00 WrapperNode [2019-11-27 17:47:00,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:00,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:00,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:00,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:00,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,264 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:00" (1/1) ... [2019-11-27 17:47:00,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:00,298 INFO L168 Benchmark]: Toolchain (without parser) took 1170.09 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 966.8 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:00,299 INFO L168 Benchmark]: CDTParser took 2.57 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 17:47:00,300 INFO L168 Benchmark]: CACSL2BoogieTranslator took 991.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:00,303 INFO L168 Benchmark]: Boogie Preprocessor took 163.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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. [2019-11-27 17:47:00,309 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 991.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.6 MB in the end (delta: -10.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.81 ms. Allocated memory is still 1.0 GB. Free memory was 972.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:47:03,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:03,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:03,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:03,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:03,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:03,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:03,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:03,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:03,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:03,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:03,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:03,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:03,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:03,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:03,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:03,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:03,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:03,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:03,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:03,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:03,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:03,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:03,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:03,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:03,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:03,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:03,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:03,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:03,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:03,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:03,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:03,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:03,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:03,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:03,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:03,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:03,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:03,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:03,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:03,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:03,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 17:47:03,358 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:03,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:03,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:03,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:03,363 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:03,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:03,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:47:03,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:03,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:03,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:47:03,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:03,365 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:03,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:03,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:03,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:03,368 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:03,368 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:03,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:47:03,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:03,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:03,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:03,369 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:03,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:03,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:03,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:03,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:03,371 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:03,372 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:03,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:03,373 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 [2019-11-27 17:47:03,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:03,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:03,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:03,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:03,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:03,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 17:47:03,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9ee6100/106225228f5d424c88073773c4b8e3af/FLAG7c6f1674e [2019-11-27 17:47:04,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:04,739 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 17:47:04,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9ee6100/106225228f5d424c88073773c4b8e3af/FLAG7c6f1674e [2019-11-27 17:47:04,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e9ee6100/106225228f5d424c88073773c4b8e3af [2019-11-27 17:47:04,957 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:04,960 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:04,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:04,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:04,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:04,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:04,987 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 27.11 05:47:04, skipping insertion in model container [2019-11-27 17:47:04,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:04" (1/1) ... [2019-11-27 17:47:05,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:05,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:05,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:05,776 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:47:05,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:47:05,994 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:47:05,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05 WrapperNode [2019-11-27 17:47:05,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:05,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:47:06,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:47:06,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:47:06,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,142 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:05" (1/1) ... [2019-11-27 17:47:06,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:47:06,160 INFO L168 Benchmark]: Toolchain (without parser) took 1198.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.8 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:06,162 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:47:06,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1024.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:06,177 INFO L168 Benchmark]: Boogie Preprocessor took 155.47 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. [2019-11-27 17:47:06,182 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 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 1024.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.47 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...