./Ultimate.py --spec ../../sv-benchmarks/c/MemSafety.prp --file ../../sv-benchmarks/c/memsafety/test-0235_false-valid-deref.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0235_false-valid-deref.i -s /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer --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 b6addc7f111d703f66bb5f7926a4649225d835ec ............................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:30:45,390 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:30:45,391 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:30:45,398 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:30:45,399 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:30:45,399 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:30:45,400 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:30:45,401 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:30:45,402 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:30:45,403 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:30:45,403 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:30:45,403 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:30:45,404 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:30:45,405 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:30:45,405 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:30:45,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:30:45,407 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:30:45,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:30:45,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:30:45,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:30:45,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:30:45,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:30:45,413 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:30:45,413 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:30:45,413 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:30:45,414 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:30:45,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:30:45,415 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:30:45,416 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:30:45,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:30:45,417 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:30:45,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:30:45,417 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:30:45,418 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:30:45,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:30:45,418 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:30:45,419 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-18 16:30:45,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:30:45,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:30:45,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:30:45,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:30:45,430 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:30:45,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:30:45,430 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:30:45,430 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:30:45,431 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:30:45,431 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:30:45,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:30:45,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer 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 -> b6addc7f111d703f66bb5f7926a4649225d835ec [2018-11-18 16:30:45,453 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:30:45,461 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:30:45,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:30:45,464 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:30:45,464 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:30:45,465 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/../../sv-benchmarks/c/memsafety/test-0235_false-valid-deref.i [2018-11-18 16:30:45,502 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/data/b690b6d20/f76e9da387fc428db319a3c3136bac1f/FLAGf3c0f6993 [2018-11-18 16:30:45,949 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:30:45,950 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/sv-benchmarks/c/memsafety/test-0235_false-valid-deref.i [2018-11-18 16:30:45,960 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/data/b690b6d20/f76e9da387fc428db319a3c3136bac1f/FLAGf3c0f6993 [2018-11-18 16:30:45,972 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5f6d6791-85c2-48cc-8a5d-16f3f0292053/bin-2019/uautomizer/data/b690b6d20/f76e9da387fc428db319a3c3136bac1f [2018-11-18 16:30:45,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:30:45,975 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:30:45,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:30:45,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:30:45,979 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:30:45,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c0789ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:45, skipping insertion in model container [2018-11-18 16:30:45,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:30:45" (1/1) ... [2018-11-18 16:30:45,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:30:46,020 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:30:46,119 ERROR L311 MainTranslator]: Unsupported Syntax: bitfield implementation not yet bitprecise (soundness first) [2018-11-18 16:30:46,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5996cae1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:30:46, skipping insertion in model container [2018-11-18 16:30:46,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:30:46,120 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-18 16:30:46,121 INFO L168 Benchmark]: Toolchain (without parser) took 145.91 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 944.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:30:46,122 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:30:46,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.89 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 944.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:30:46,124 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 143.89 ms. Allocated memory is still 1.0 GB. Free memory was 955.4 MB in the beginning and 944.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax bitfield implementation not yet bitprecise (soundness first) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...