./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b5699aa Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 ............................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:58:01,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:58:01,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:58:01,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:58:01,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:58:01,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:58:01,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:58:01,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:58:01,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:58:01,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:58:01,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:58:01,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:58:01,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:58:01,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:58:01,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:58:01,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:58:01,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:58:01,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:58:01,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:58:01,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:58:01,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:58:01,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:58:01,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:58:01,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:58:01,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:58:01,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:58:01,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:58:01,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:58:01,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:58:01,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:58:01,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:58:01,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:58:01,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:58:01,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:58:01,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:58:01,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:58:01,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:58:01,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:58:01,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:58:01,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:58:01,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:58:01,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2019-11-26 02:58:01,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:58:01,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:58:01,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:58:01,586 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:58:01,587 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:58:01,587 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:58:01,587 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:58:01,587 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:58:01,587 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:58:01,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:58:01,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:58:01,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:58:01,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:58:01,589 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 02:58:01,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:58:01,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:58:01,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:58:01,591 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 02:58:01,591 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 02:58:01,591 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 02:58:01,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:58:01,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:58:01,592 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:58:01,592 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:58:01,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:58:01,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:58:01,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:58:01,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 02:58:01,593 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:58:01,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:58:01,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:58:01,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:58:01,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:58:01,594 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:58:01,595 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:58:01,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:58:01,595 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan 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 -> Taipan 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 -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2019-11-26 02:58:01,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:58:01,765 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:58:01,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:58:01,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:58:01,770 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:58:01,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2019-11-26 02:58:01,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/data/5ed1868a9/cc52fe8cade4495a9b2635b97e1c742d/FLAG967671afa [2019-11-26 02:58:02,238 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:58:02,239 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2019-11-26 02:58:02,245 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/data/5ed1868a9/cc52fe8cade4495a9b2635b97e1c742d/FLAG967671afa [2019-11-26 02:58:02,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_068bc5a5-f3be-43ae-ae6a-b7df4da09e9b/bin/utaipan/data/5ed1868a9/cc52fe8cade4495a9b2635b97e1c742d [2019-11-26 02:58:02,612 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:58:02,613 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:58:02,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:58:02,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:58:02,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:58:02,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:02" (1/1) ... [2019-11-26 02:58:02,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d96c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:02, skipping insertion in model container [2019-11-26 02:58:02,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:02" (1/1) ... [2019-11-26 02:58:02,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:58:02,650 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:58:02,907 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:146) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1336) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:699) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1511) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:993) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3448) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2263) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:573) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-26 02:58:02,915 INFO L168 Benchmark]: Toolchain (without parser) took 301.02 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:02,917 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:58:02,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:02,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 294.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...