./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.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_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/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 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 ....................................................................................................................................................................... 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_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/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 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 ..................................................................................................................................................................... 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 09:49:03,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:49:03,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:49:03,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:49:03,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:49:03,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:49:03,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:49:03,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:49:03,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:49:03,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:49:03,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:49:03,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:49:03,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:49:03,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:49:03,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:49:03,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:49:03,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:49:03,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:49:03,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:49:03,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:49:03,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:49:03,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:49:03,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:49:03,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:49:03,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:49:03,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:49:03,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:49:03,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:49:03,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:49:03,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:49:03,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:49:03,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:49:03,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:49:03,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:49:03,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:49:03,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:49:03,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:49:03,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:49:03,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:49:03,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:49:03,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:49:03,675 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-12-09 09:49:03,699 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:49:03,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:49:03,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:49:03,700 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:49:03,700 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:49:03,700 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 09:49:03,701 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:49:03,702 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 09:49:03,702 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 09:49:03,702 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 09:49:03,703 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 09:49:03,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 09:49:03,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:49:03,703 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:49:03,703 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 09:49:03,704 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 09:49:03,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:49:03,705 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:49:03,705 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:49:03,705 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:49:03,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:49:03,706 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:49:03,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:49:03,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:49:03,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:49:03,706 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 09:49:03,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 09:49:03,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:49:03,707 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:49:03,707 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_3855537d-995b-43b5-9f64-bc1ff3cad235/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 [2020-12-09 09:49:03,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:49:03,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:49:03,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:49:03,904 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:49:03,905 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:49:03,905 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-09 09:49:03,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/921d717d9/7d101a20b84b479fbe492363f8120e1b/FLAG7ea8b8f48 [2020-12-09 09:49:04,313 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:49:04,313 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-09 09:49:04,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/921d717d9/7d101a20b84b479fbe492363f8120e1b/FLAG7ea8b8f48 [2020-12-09 09:49:04,328 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/921d717d9/7d101a20b84b479fbe492363f8120e1b [2020-12-09 09:49:04,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:49:04,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:49:04,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:49:04,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:49:04,336 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:49:04,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:49:04" (1/1) ... [2020-12-09 09:49:04,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@113384d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:49:04, skipping insertion in model container [2020-12-09 09:49:04,338 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:49:04" (1/1) ... [2020-12-09 09:49:04,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:49:04,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:49:04,461 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) [2020-12-09 09:49:04,474 INFO L168 Benchmark]: Toolchain (without parser) took 132.07 ms. Allocated memory is still 96.5 MB. Free memory was 59.5 MB in the beginning and 75.8 MB in the end (delta: -16.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:49:04,475 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 96.5 MB. Free memory was 75.9 MB in the beginning and 75.8 MB in the end (delta: 71.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:49:04,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 129.87 ms. Allocated memory is still 96.5 MB. Free memory was 59.3 MB in the beginning and 75.8 MB in the end (delta: -16.5 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2020-12-09 09:49:04,479 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 96.5 MB. Free memory was 75.9 MB in the beginning and 75.8 MB in the end (delta: 71.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 129.87 ms. Allocated memory is still 96.5 MB. Free memory was 59.3 MB in the beginning and 75.8 MB in the end (delta: -16.5 MB). Peak memory consumption was 8.0 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 09:49:05,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 09:49:05,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 09:49:05,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 09:49:05,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 09:49:05,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 09:49:05,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 09:49:05,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 09:49:05,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 09:49:05,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 09:49:05,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 09:49:05,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 09:49:05,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 09:49:05,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 09:49:05,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 09:49:05,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 09:49:05,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 09:49:05,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 09:49:05,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 09:49:05,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 09:49:05,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 09:49:05,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 09:49:05,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 09:49:05,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 09:49:05,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 09:49:05,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 09:49:05,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 09:49:05,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 09:49:05,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 09:49:05,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 09:49:05,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 09:49:05,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 09:49:05,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 09:49:05,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 09:49:05,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 09:49:05,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 09:49:05,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 09:49:05,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 09:49:05,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 09:49:05,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 09:49:05,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 09:49:05,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-12-09 09:49:06,000 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 09:49:06,000 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 09:49:06,001 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 09:49:06,001 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 09:49:06,001 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 09:49:06,001 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 09:49:06,001 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 09:49:06,002 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 09:49:06,002 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 09:49:06,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 09:49:06,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 09:49:06,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 09:49:06,003 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 09:49:06,003 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 09:49:06,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 09:49:06,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 09:49:06,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 09:49:06,004 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 09:49:06,004 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 09:49:06,004 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 09:49:06,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 09:49:06,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 09:49:06,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 09:49:06,006 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 09:49:06,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 09:49:06,007 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_3855537d-995b-43b5-9f64-bc1ff3cad235/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 [2020-12-09 09:49:06,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 09:49:06,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 09:49:06,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 09:49:06,264 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 09:49:06,265 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 09:49:06,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-09 09:49:06,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/5a748ad22/8c05aef84c8047dfa1364f17047d4b24/FLAGb43026c69 [2020-12-09 09:49:06,709 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 09:49:06,710 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-09 09:49:06,715 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/5a748ad22/8c05aef84c8047dfa1364f17047d4b24/FLAGb43026c69 [2020-12-09 09:49:06,727 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3855537d-995b-43b5-9f64-bc1ff3cad235/bin/utaipan/data/5a748ad22/8c05aef84c8047dfa1364f17047d4b24 [2020-12-09 09:49:06,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 09:49:06,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 09:49:06,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 09:49:06,733 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 09:49:06,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 09:49:06,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:49:06" (1/1) ... [2020-12-09 09:49:06,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54263b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:49:06, skipping insertion in model container [2020-12-09 09:49:06,739 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:49:06" (1/1) ... [2020-12-09 09:49:06,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 09:49:06,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 09:49:06,863 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) [2020-12-09 09:49:06,867 INFO L168 Benchmark]: Toolchain (without parser) took 134.87 ms. Allocated memory is still 52.4 MB. Free memory was 30.6 MB in the beginning and 34.8 MB in the end (delta: -4.2 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2020-12-09 09:49:06,868 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 09:49:06,868 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.65 ms. Allocated memory is still 52.4 MB. Free memory was 30.3 MB in the beginning and 34.8 MB in the end (delta: -4.5 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2020-12-09 09:49:06,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 132.65 ms. Allocated memory is still 52.4 MB. Free memory was 30.3 MB in the beginning and 34.8 MB in the end (delta: -4.5 MB). Peak memory consumption was 5.0 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...