./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/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 b33450b09fa3646df18d321abcdc72380508a455 ......................................................................................................................................................................... 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_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/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 b33450b09fa3646df18d321abcdc72380508a455 ...................................................................................................................................................................... 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-a4ecdab [2020-11-22 13:03:58,060 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:03:58,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:03:58,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:03:58,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:03:58,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:03:58,122 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:03:58,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:03:58,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:03:58,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:03:58,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:03:58,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:03:58,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:03:58,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:03:58,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:03:58,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:03:58,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:03:58,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:03:58,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:03:58,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:03:58,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:03:58,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:03:58,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:03:58,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:03:58,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:03:58,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:03:58,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:03:58,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:03:58,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:03:58,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:03:58,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:03:58,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:03:58,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:03:58,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:03:58,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:03:58,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:03:58,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:03:58,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:03:58,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:03:58,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:03:58,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:03:58,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-11-22 13:03:58,192 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:03:58,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:03:58,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:03:58,194 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:03:58,194 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:03:58,195 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:03:58,195 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:03:58,195 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:03:58,196 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:03:58,196 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:03:58,196 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:03:58,197 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:03:58,197 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:03:58,197 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:03:58,198 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:03:58,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:03:58,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:03:58,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:03:58,200 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:03:58,203 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:03:58,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:03:58,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:03:58,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:03:58,204 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:03:58,204 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:03:58,205 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:03:58,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:03:58,205 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:03:58,206 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:03:58,206 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:03:58,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:03:58,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:03:58,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:03:58,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:03:58,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:03:58,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:03:58,209 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:03:58,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:03:58,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:03:58,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:03:58,210 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_5761fe75-88b0-4b50-baed-1b22fdb37926/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b33450b09fa3646df18d321abcdc72380508a455 [2020-11-22 13:03:58,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:03:58,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:03:58,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:03:58,507 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:03:58,507 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:03:58,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i [2020-11-22 13:03:58,576 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/89d85d586/df306715ad094c60b5c736f262674ded/FLAG77da1583e [2020-11-22 13:03:59,110 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:03:59,110 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i [2020-11-22 13:03:59,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/89d85d586/df306715ad094c60b5c736f262674ded/FLAG77da1583e [2020-11-22 13:03:59,467 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/89d85d586/df306715ad094c60b5c736f262674ded [2020-11-22 13:03:59,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:03:59,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:03:59,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:03:59,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:03:59,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:03:59,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:03:59" (1/1) ... [2020-11-22 13:03:59,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@463e5802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:03:59, skipping insertion in model container [2020-11-22 13:03:59,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:03:59" (1/1) ... [2020-11-22 13:03:59,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:03:59,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:03:59,726 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:1388) 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:705) 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:1569) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-22 13:03:59,732 INFO L168 Benchmark]: Toolchain (without parser) took 258.49 ms. Allocated memory is still 102.8 MB. Free memory was 71.2 MB in the beginning and 81.0 MB in the end (delta: -9.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:03:59,733 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory is still 36.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:03:59,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.54 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 81.0 MB in the end (delta: -10.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:03:59,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory is still 36.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 252.54 ms. Allocated memory is still 102.8 MB. Free memory was 71.0 MB in the beginning and 81.0 MB in the end (delta: -10.1 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-a4ecdab [2020-11-22 13:04:01,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:01,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:01,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:01,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:01,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:01,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:02,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:02,003 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:02,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:02,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:02,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:02,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:02,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:02,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:02,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:02,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:02,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:02,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:02,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:02,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:02,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:02,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:02,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:02,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:02,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:02,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:02,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:02,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:02,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:02,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:02,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:02,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:02,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:02,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:02,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:02,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:02,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:02,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:02,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:02,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:02,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-11-22 13:04:02,124 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:02,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:02,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:02,127 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:02,127 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:02,127 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:02,128 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:02,128 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:02,128 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:02,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:04:02,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:04:02,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:02,131 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:02,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:04:02,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:02,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:02,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:02,132 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:04:02,132 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:04:02,133 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:04:02,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:02,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:02,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:02,133 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:02,134 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:02,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:02,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:02,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:02,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:02,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:02,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:02,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:02,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:02,136 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:02,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:02,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:02,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:02,137 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_5761fe75-88b0-4b50-baed-1b22fdb37926/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b33450b09fa3646df18d321abcdc72380508a455 [2020-11-22 13:04:02,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:02,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:02,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:02,577 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:02,577 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:02,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i [2020-11-22 13:04:02,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/dbb512395/866b5a84ca57412bad493de031200f4f/FLAG9780d3f47 [2020-11-22 13:04:03,140 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:03,142 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-2.i [2020-11-22 13:04:03,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/dbb512395/866b5a84ca57412bad493de031200f4f/FLAG9780d3f47 [2020-11-22 13:04:03,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_5761fe75-88b0-4b50-baed-1b22fdb37926/bin/utaipan/data/dbb512395/866b5a84ca57412bad493de031200f4f [2020-11-22 13:04:03,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:03,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:03,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:03,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:03,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:03,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:03" (1/1) ... [2020-11-22 13:04:03,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9e94ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:03, skipping insertion in model container [2020-11-22 13:04:03,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:03" (1/1) ... [2020-11-22 13:04:03,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:03,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:03,707 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:1388) 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:705) 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:1569) 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:1045) 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:1423) 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:3209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2292) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:579) 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) [2020-11-22 13:04:03,713 INFO L168 Benchmark]: Toolchain (without parser) took 209.64 ms. Allocated memory is still 54.5 MB. Free memory was 32.7 MB in the beginning and 25.1 MB in the end (delta: 7.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:03,714 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory is still 36.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:03,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.99 ms. Allocated memory is still 54.5 MB. Free memory was 32.4 MB in the beginning and 25.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:03,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 54.5 MB. Free memory is still 36.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 204.99 ms. Allocated memory is still 54.5 MB. Free memory was 32.4 MB in the beginning and 25.1 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...