./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/list-simple/dll2c_insert_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66b1645e6497ed5e04695d784e7a77b914e4f212 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/list-simple/dll2c_insert_unequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66b1645e6497ed5e04695d784e7a77b914e4f212 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:45:21,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:21,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:21,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:21,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:21,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:21,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:21,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:21,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:21,806 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:21,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:21,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:21,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:21,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:21,818 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:21,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:21,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:21,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:21,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:21,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:21,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:21,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:21,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:21,847 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:21,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:21,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:21,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:21,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:21,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:21,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:21,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:21,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:21,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:21,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:21,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:21,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:21,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:21,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:21,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:21,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:21,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:21,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:45:21,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:21,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:21,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:21,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:21,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:21,910 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:21,913 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:21,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:21,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:21,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:21,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:21,915 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:21,915 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:21,915 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:21,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:21,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:21,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:21,916 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:21,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:21,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:21,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:21,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:21,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:21,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:21,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:21,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:45:21,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:45:21,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b1645e6497ed5e04695d784e7a77b914e4f212 [2019-11-27 17:45:22,337 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:22,356 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:22,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:22,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:22,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:22,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-27 17:45:22,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c41efc21/9bbff600d2b44b6fa8984ad4d547f952/FLAG321f98c73 [2019-11-27 17:45:23,331 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:23,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-27 17:45:23,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c41efc21/9bbff600d2b44b6fa8984ad4d547f952/FLAG321f98c73 [2019-11-27 17:45:23,508 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c41efc21/9bbff600d2b44b6fa8984ad4d547f952 [2019-11-27 17:45:23,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:23,515 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:23,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:23,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:23,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:23,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:23" (1/1) ... [2019-11-27 17:45:23,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db943ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:23, skipping insertion in model container [2019-11-27 17:45:23,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:23" (1/1) ... [2019-11-27 17:45:23,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:23,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:24,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:24,293 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:24,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:24,481 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:24,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24 WrapperNode [2019-11-27 17:45:24,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:24,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:24,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:24,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:24,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:24" (1/1) ... [2019-11-27 17:45:24,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:24,634 INFO L168 Benchmark]: Toolchain (without parser) took 1111.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 17:45:24,637 INFO L168 Benchmark]: CDTParser took 0.45 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 17:45:24,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 959.12 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 17:45:24,650 INFO L168 Benchmark]: Boogie Preprocessor took 140.65 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 17:45:24,657 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 959.12 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 140.65 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 0.1.24-509859d [2019-11-27 17:45:27,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:45:27,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:45:27,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:45:27,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:45:27,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:45:27,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:45:27,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:45:27,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:45:27,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:45:27,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:45:27,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:45:27,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:45:27,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:45:27,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:45:27,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:45:27,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:45:27,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:45:27,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:45:27,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:45:27,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:45:27,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:45:27,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:45:27,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:45:27,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:45:27,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:45:27,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:45:27,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:45:27,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:45:27,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:45:27,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:45:27,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:45:27,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:45:27,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:45:27,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:45:27,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:45:27,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:45:27,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:45:27,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:45:27,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:45:27,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:45:27,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:45:27,503 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:45:27,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:45:27,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:45:27,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:45:27,508 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:45:27,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:45:27,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:45:27,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:45:27,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:45:27,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:45:27,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:45:27,510 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:45:27,510 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:45:27,512 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:45:27,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:45:27,512 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:45:27,513 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:45:27,513 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:45:27,513 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:45:27,514 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:45:27,514 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:45:27,514 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:45:27,517 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:45:27,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:45:27,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:45:27,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:45:27,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:45:27,518 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:45:27,518 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:45:27,518 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:45:27,519 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66b1645e6497ed5e04695d784e7a77b914e4f212 [2019-11-27 17:45:27,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:45:27,977 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:45:27,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:45:27,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:45:27,988 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:45:27,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-27 17:45:28,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1dbf10c/a613b150644b482d9dde9201b9f59d03/FLAGfe40660ab [2019-11-27 17:45:28,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:45:28,916 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2019-11-27 17:45:28,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1dbf10c/a613b150644b482d9dde9201b9f59d03/FLAGfe40660ab [2019-11-27 17:45:29,107 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b1dbf10c/a613b150644b482d9dde9201b9f59d03 [2019-11-27 17:45:29,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:45:29,117 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:45:29,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:29,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:45:29,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:45:29,131 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:29" (1/1) ... [2019-11-27 17:45:29,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509fde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:29, skipping insertion in model container [2019-11-27 17:45:29,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:45:29" (1/1) ... [2019-11-27 17:45:29,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:45:29,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:45:29,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:29,889 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:45:30,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:45:30,102 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:45:30,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30 WrapperNode [2019-11-27 17:45:30,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:45:30,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:45:30,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:45:30,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:45:30,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:45:30" (1/1) ... [2019-11-27 17:45:30,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:45:30,260 INFO L168 Benchmark]: Toolchain (without parser) took 1138.29 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: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:45:30,273 INFO L168 Benchmark]: CDTParser took 1.40 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 17:45:30,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 980.31 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 17:45:30,278 INFO L168 Benchmark]: Boogie Preprocessor took 148.69 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 17:45:30,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 980.31 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 148.69 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...