./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/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 eae1dfb46ee1f740f68b388e2be7b7a6c6f089e3 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/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 eae1dfb46ee1f740f68b388e2be7b7a6c6f089e3 .................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 11:56:39,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 11:56:39,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 11:56:39,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 11:56:39,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 11:56:39,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 11:56:39,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 11:56:39,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 11:56:39,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 11:56:39,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 11:56:39,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 11:56:39,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 11:56:39,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 11:56:39,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 11:56:39,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 11:56:39,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 11:56:39,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 11:56:39,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 11:56:39,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 11:56:39,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 11:56:39,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 11:56:39,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 11:56:39,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 11:56:39,474 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 11:56:39,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 11:56:39,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 11:56:39,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 11:56:39,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 11:56:39,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 11:56:39,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 11:56:39,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 11:56:39,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 11:56:39,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 11:56:39,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 11:56:39,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 11:56:39,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 11:56:39,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 11:56:39,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 11:56:39,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 11:56:39,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 11:56:39,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 11:56:39,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-12-09 11:56:39,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 11:56:39,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 11:56:39,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 11:56:39,511 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 11:56:39,511 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 11:56:39,511 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 11:56:39,512 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 11:56:39,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 11:56:39,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 11:56:39,513 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 11:56:39,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 11:56:39,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 11:56:39,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 11:56:39,514 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 11:56:39,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 11:56:39,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 11:56:39,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 11:56:39,516 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 11:56:39,516 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 11:56:39,516 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 11:56:39,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 11:56:39,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 11:56:39,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 11:56:39,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 11:56:39,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 11:56:39,517 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 11:56:39,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 11:56:39,517 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 11:56:39,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 11:56:39,518 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae1dfb46ee1f740f68b388e2be7b7a6c6f089e3 [2020-12-09 11:56:39,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 11:56:39,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 11:56:39,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 11:56:39,715 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 11:56:39,715 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 11:56:39,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2020-12-09 11:56:39,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/ca2df5223/b1eb8b88d6084c51b7b6ff431d1fbc28/FLAG6626c84ae [2020-12-09 11:56:40,123 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 11:56:40,124 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2020-12-09 11:56:40,130 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/ca2df5223/b1eb8b88d6084c51b7b6ff431d1fbc28/FLAG6626c84ae [2020-12-09 11:56:40,139 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/ca2df5223/b1eb8b88d6084c51b7b6ff431d1fbc28 [2020-12-09 11:56:40,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 11:56:40,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 11:56:40,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 11:56:40,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 11:56:40,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 11:56:40,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:56:40" (1/1) ... [2020-12-09 11:56:40,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@590bf112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:56:40, skipping insertion in model container [2020-12-09 11:56:40,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:56:40" (1/1) ... [2020-12-09 11:56:40,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 11:56:40,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 11:56:40,263 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:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1389) 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:706) 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:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:192) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 11:56:40,275 INFO L168 Benchmark]: Toolchain (without parser) took 130.60 ms. Allocated memory is still 115.3 MB. Free memory was 77.1 MB in the beginning and 93.8 MB in the end (delta: -16.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 11:56:40,276 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 115.3 MB. Free memory is still 93.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 11:56:40,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 121.17 ms. Allocated memory is still 115.3 MB. Free memory was 76.9 MB in the beginning and 93.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 11:56:40,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 115.3 MB. Free memory is still 93.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 121.17 ms. Allocated memory is still 115.3 MB. Free memory was 76.9 MB in the beginning and 93.8 MB in the end (delta: -16.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 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:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 11:56:41,584 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 11:56:41,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 11:56:41,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 11:56:41,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 11:56:41,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 11:56:41,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 11:56:41,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 11:56:41,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 11:56:41,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 11:56:41,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 11:56:41,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 11:56:41,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 11:56:41,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 11:56:41,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 11:56:41,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 11:56:41,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 11:56:41,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 11:56:41,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 11:56:41,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 11:56:41,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 11:56:41,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 11:56:41,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 11:56:41,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 11:56:41,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 11:56:41,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 11:56:41,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 11:56:41,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 11:56:41,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 11:56:41,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 11:56:41,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 11:56:41,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 11:56:41,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 11:56:41,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 11:56:41,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 11:56:41,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 11:56:41,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 11:56:41,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 11:56:41,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 11:56:41,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 11:56:41,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 11:56:41,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-12-09 11:56:41,671 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 11:56:41,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 11:56:41,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 11:56:41,672 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 11:56:41,673 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 11:56:41,673 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 11:56:41,673 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 11:56:41,673 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 11:56:41,673 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 11:56:41,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 11:56:41,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 11:56:41,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 11:56:41,674 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 11:56:41,675 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 11:56:41,676 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 11:56:41,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 11:56:41,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 11:56:41,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 11:56:41,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 11:56:41,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 11:56:41,678 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eae1dfb46ee1f740f68b388e2be7b7a6c6f089e3 [2020-12-09 11:56:41,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 11:56:41,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 11:56:41,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 11:56:41,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 11:56:41,957 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 11:56:41,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2020-12-09 11:56:42,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/302d6b899/67ceb0d9983f4ed6842ea83137dd276d/FLAG7120a748b [2020-12-09 11:56:42,313 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 11:56:42,314 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-1-2.i [2020-12-09 11:56:42,319 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/302d6b899/67ceb0d9983f4ed6842ea83137dd276d/FLAG7120a748b [2020-12-09 11:56:42,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8fab2e49-981f-482e-b30f-834b082b08d1/bin/utaipan/data/302d6b899/67ceb0d9983f4ed6842ea83137dd276d [2020-12-09 11:56:42,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 11:56:42,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 11:56:42,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 11:56:42,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 11:56:42,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 11:56:42,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:56:42" (1/1) ... [2020-12-09 11:56:42,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa16b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:56:42, skipping insertion in model container [2020-12-09 11:56:42,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:56:42" (1/1) ... [2020-12-09 11:56:42,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 11:56:42,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 11:56:42,846 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:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1389) 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:706) 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:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) 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:192) 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:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-09 11:56:42,850 INFO L168 Benchmark]: Toolchain (without parser) took 117.40 ms. Allocated memory is still 62.9 MB. Free memory was 44.2 MB in the beginning and 36.7 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 11:56:42,851 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 62.9 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 11:56:42,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 115.91 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 36.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-09 11:56:42,853 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 62.9 MB. Free memory is still 45.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 115.91 ms. Allocated memory is still 62.9 MB. Free memory was 44.0 MB in the beginning and 36.7 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 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:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...