./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 da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/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-da95e15 [2019-11-27 11:24:31,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:31,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:31,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:31,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:31,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:31,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:31,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:31,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:31,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:31,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:31,357 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:31,357 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:31,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:31,362 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:31,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:31,368 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:31,369 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:31,373 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:31,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:31,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:31,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:31,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:31,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:31,402 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:31,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:31,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:31,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:31,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:31,408 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:31,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:31,412 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:31,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:31,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:31,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:31,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:31,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:31,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:31,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:31,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:31,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:31,425 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:31,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:31,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:31,462 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:31,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:31,463 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:31,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:31,464 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:31,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:31,464 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:31,464 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:31,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:31,467 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:31,467 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:31,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:31,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:31,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:31,470 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:31,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:31,470 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:31,470 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:31,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:31,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:31,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:31,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:31,473 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:31,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:31,473 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 11:24:31,839 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:31,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:31,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:31,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:31,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:31,869 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 11:24:31,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00bc2903c/b22cf7ce567e4bec893e4859bb369c19/FLAG2079a9f86 [2019-11-27 11:24:32,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:32,854 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 11:24:32,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00bc2903c/b22cf7ce567e4bec893e4859bb369c19/FLAG2079a9f86 [2019-11-27 11:24:33,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/00bc2903c/b22cf7ce567e4bec893e4859bb369c19 [2019-11-27 11:24:33,031 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:33,034 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:33,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:33,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:33,042 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:33,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:33" (1/1) ... [2019-11-27 11:24:33,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dcc7aa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:33, skipping insertion in model container [2019-11-27 11:24:33,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:33" (1/1) ... [2019-11-27 11:24:33,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:33,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:33,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:33,808 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:33,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:34,009 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:34,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34 WrapperNode [2019-11-27 11:24:34,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:34,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:34,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:34,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:34,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:34" (1/1) ... [2019-11-27 11:24:34,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:34,166 INFO L168 Benchmark]: Toolchain (without parser) took 1129.03 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 11:24:34,167 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:34,168 INFO L168 Benchmark]: CACSL2BoogieTranslator took 972.55 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: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:34,183 INFO L168 Benchmark]: Boogie Preprocessor took 148.50 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 11:24:34,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 972.55 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: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.50 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:36,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:36,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:37,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:37,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:37,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:37,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:37,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:37,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:37,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:37,047 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:37,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:37,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:37,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:37,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:37,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:37,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:37,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:37,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:37,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:37,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:37,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:37,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:37,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:37,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:37,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:37,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:37,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:37,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:37,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:37,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:37,113 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:37,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:37,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:37,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:37,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:37,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:37,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:37,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:37,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:37,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:37,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:37,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:37,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:37,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:37,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:37,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:37,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:37,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:37,163 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:37,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:37,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:37,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:37,165 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:37,165 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:37,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:37,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:37,166 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:37,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:37,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:37,168 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:37,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:37,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:37,169 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:37,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:37,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:37,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:37,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:37,171 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:37,171 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:37,171 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:37,171 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 11:24:37,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:37,630 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:37,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:37,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:37,638 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:37,639 INFO L428 ainManager$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 11:24:37,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2c977b79/cfd8b53ea4d74f318ea968df13f89a1b/FLAG805864d4c [2019-11-27 11:24:38,593 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:38,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-27 11:24:38,631 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2c977b79/cfd8b53ea4d74f318ea968df13f89a1b/FLAG805864d4c [2019-11-27 11:24:38,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d2c977b79/cfd8b53ea4d74f318ea968df13f89a1b [2019-11-27 11:24:38,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:38,809 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:38,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:38,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:38,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:38,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,828 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 11:24:38, skipping insertion in model container [2019-11-27 11:24:38,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:38" (1/1) ... [2019-11-27 11:24:38,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:38,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:39,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:39,627 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:39,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:39,844 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:39,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39 WrapperNode [2019-11-27 11:24:39,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:39,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:39,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:39,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:39,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,975 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:39" (1/1) ... [2019-11-27 11:24:39,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:40,008 INFO L168 Benchmark]: Toolchain (without parser) took 1194.88 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: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:40,010 INFO L168 Benchmark]: CDTParser took 2.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:40,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1025.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:40,013 INFO L168 Benchmark]: Boogie Preprocessor took 151.57 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 11:24:40,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.36 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 1025.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.6 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 151.57 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...