./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.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_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/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 213da0c52bf19b1d01138d5c77e7cf86e18bc36b ........................................................................................................................................................................ 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_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/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 213da0c52bf19b1d01138d5c77e7cf86e18bc36b ..................................................................................................................................................................... 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 [2020-12-03 12:36:20,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:36:20,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:36:20,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:36:20,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:36:20,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:36:20,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:36:20,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:36:20,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:36:20,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:36:20,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:36:20,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:36:20,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:36:20,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:36:20,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:36:20,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:36:20,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:36:20,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:36:20,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:36:20,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:36:20,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:36:20,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:36:20,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:36:20,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:36:20,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:36:20,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:36:20,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:36:20,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:36:20,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:36:20,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:36:20,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:36:20,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:36:20,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:36:20,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:36:20,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:36:20,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:36:20,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:36:20,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:36:20,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:36:20,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:36:20,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:36:20,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-12-03 12:36:20,485 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:36:20,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:36:20,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:36:20,487 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:36:20,487 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:36:20,487 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:36:20,488 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-03 12:36:20,488 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:36:20,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:36:20,488 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-03 12:36:20,489 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-03 12:36:20,489 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:36:20,490 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-03 12:36:20,490 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-03 12:36:20,490 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-03 12:36:20,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:36:20,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:36:20,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:36:20,492 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:36:20,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:36:20,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:36:20,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:36:20,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:36:20,493 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:36:20,493 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:36:20,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:36:20,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:36:20,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:36:20,495 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:36:20,495 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:36:20,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:36:20,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:36:20,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:36:20,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:36:20,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:36:20,497 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-03 12:36:20,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 12:36:20,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:36:20,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:36:20,497 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_7e235482-c62d-4ed3-a921-fb7ef2ff4166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213da0c52bf19b1d01138d5c77e7cf86e18bc36b [2020-12-03 12:36:20,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:36:20,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:36:20,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:36:20,815 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:36:20,816 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:36:20,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2020-12-03 12:36:20,889 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/d10d73f40/2c738918ecce43c28d9b3913db4b65ce/FLAG210b516b5 [2020-12-03 12:36:21,434 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:36:21,437 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2020-12-03 12:36:21,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/d10d73f40/2c738918ecce43c28d9b3913db4b65ce/FLAG210b516b5 [2020-12-03 12:36:21,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/d10d73f40/2c738918ecce43c28d9b3913db4b65ce [2020-12-03 12:36:21,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:36:21,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:36:21,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:36:21,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:36:21,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:36:21,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:21" (1/1) ... [2020-12-03 12:36:21,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68bef283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:21, skipping insertion in model container [2020-12-03 12:36:21,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:21" (1/1) ... [2020-12-03 12:36:21,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:36:21,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:36:21,975 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:1570) 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: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) [2020-12-03 12:36:21,988 INFO L168 Benchmark]: Toolchain (without parser) took 206.72 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 46.8 MB in the beginning and 73.3 MB in the end (delta: -26.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:36:21,989 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 48.4 MB in the beginning and 48.4 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:36:21,993 INFO L168 Benchmark]: CACSL2BoogieTranslator took 201.78 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 46.6 MB in the beginning and 73.3 MB in the end (delta: -26.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:36:21,996 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 48.4 MB in the beginning and 48.4 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 201.78 ms. Allocated memory was 77.6 MB in the beginning and 94.4 MB in the end (delta: 16.8 MB). Free memory was 46.6 MB in the beginning and 73.3 MB in the end (delta: -26.7 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-03 12:36:24,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:36:24,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:36:24,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:36:24,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:36:24,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:36:24,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:36:24,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:36:24,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:36:24,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:36:24,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:36:24,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:36:24,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:36:24,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:36:24,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:36:24,298 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:36:24,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:36:24,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:36:24,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:36:24,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:36:24,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:36:24,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:36:24,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:36:24,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:36:24,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:36:24,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:36:24,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:36:24,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:36:24,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:36:24,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:36:24,338 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:36:24,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:36:24,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:36:24,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:36:24,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:36:24,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:36:24,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:36:24,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:36:24,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:36:24,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:36:24,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:36:24,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-12-03 12:36:24,393 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:36:24,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:36:24,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:36:24,395 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:36:24,395 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:36:24,396 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:36:24,396 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:36:24,396 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:36:24,396 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:36:24,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:36:24,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:36:24,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:36:24,399 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:36:24,399 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:36:24,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:36:24,400 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:36:24,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:36:24,400 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:36:24,400 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:36:24,400 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:36:24,401 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:36:24,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:36:24,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-03 12:36:24,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:36:24,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:36:24,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:36:24,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:36:24,403 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-03 12:36:24,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-03 12:36:24,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:36:24,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:36:24,417 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_7e235482-c62d-4ed3-a921-fb7ef2ff4166/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 213da0c52bf19b1d01138d5c77e7cf86e18bc36b [2020-12-03 12:36:24,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:36:24,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:36:24,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:36:24,868 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:36:24,868 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:36:24,870 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2020-12-03 12:36:24,950 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/fe0881b3a/35c50b911f7e47d7a0e4f7718a8e10f4/FLAG5ff451bfb [2020-12-03 12:36:25,545 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:36:25,545 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-2.i [2020-12-03 12:36:25,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/fe0881b3a/35c50b911f7e47d7a0e4f7718a8e10f4/FLAG5ff451bfb [2020-12-03 12:36:25,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7e235482-c62d-4ed3-a921-fb7ef2ff4166/bin/utaipan/data/fe0881b3a/35c50b911f7e47d7a0e4f7718a8e10f4 [2020-12-03 12:36:25,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:36:25,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:36:25,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:36:25,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:36:25,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:36:25,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:25" (1/1) ... [2020-12-03 12:36:25,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352a12b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:25, skipping insertion in model container [2020-12-03 12:36:25,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:25" (1/1) ... [2020-12-03 12:36:25,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:36:26,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:36:26,141 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:1570) 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: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) [2020-12-03 12:36:26,146 INFO L168 Benchmark]: Toolchain (without parser) took 180.63 ms. Allocated memory is still 73.4 MB. Free memory was 58.1 MB in the beginning and 50.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-03 12:36:26,147 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 66.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:36:26,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 174.73 ms. Allocated memory is still 73.4 MB. Free memory was 57.9 MB in the beginning and 50.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-03 12:36:26,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 56.5 MB in the beginning and 56.5 MB in the end (delta: 66.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 174.73 ms. Allocated memory is still 73.4 MB. Free memory was 57.9 MB in the beginning and 50.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 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...