./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 ......................................................................................................................................................................... Execution finished normally 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_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 ...................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:26:34,804 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:26:34,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:26:34,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:26:34,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:26:34,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:26:34,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:26:34,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:26:34,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:26:34,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:26:34,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:26:34,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:26:34,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:26:34,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:26:34,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:26:34,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:26:34,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:26:34,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:26:34,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:26:34,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:26:34,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:26:34,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:26:34,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:26:34,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:26:34,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:26:34,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:26:34,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:26:34,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:26:34,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:26:34,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:26:34,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:26:34,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:26:34,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:26:34,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:26:34,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:26:34,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:26:34,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:26:34,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:26:34,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:26:34,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:26:34,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:26:34,983 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-11-30 02:26:35,015 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:26:35,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:26:35,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:26:35,018 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:26:35,018 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:26:35,019 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:26:35,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:26:35,020 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:26:35,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:26:35,021 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:26:35,021 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:26:35,022 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:26:35,022 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:26:35,023 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:26:35,023 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:26:35,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 02:26:35,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 02:26:35,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:26:35,025 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:26:35,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 02:26:35,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:26:35,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:26:35,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:26:35,026 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 02:26:35,027 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 02:26:35,027 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 02:26:35,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:26:35,028 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:26:35,028 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:26:35,028 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:26:35,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:26:35,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:26:35,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:26:35,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:26:35,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:26:35,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:26:35,030 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:26:35,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:26:35,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:26:35,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:26:35,031 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_6b45b892-29dd-4ff4-b0f1-51b393130a29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2020-11-30 02:26:35,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:26:35,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:26:35,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:26:35,414 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:26:35,415 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:26:35,416 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2020-11-30 02:26:35,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/4e3eb06fa/229c2b0277bf4eb086c562e420c70f27/FLAG996c0030c [2020-11-30 02:26:36,003 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:26:36,004 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2020-11-30 02:26:36,011 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/4e3eb06fa/229c2b0277bf4eb086c562e420c70f27/FLAG996c0030c [2020-11-30 02:26:36,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/4e3eb06fa/229c2b0277bf4eb086c562e420c70f27 [2020-11-30 02:26:36,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:26:36,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:26:36,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:26:36,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:26:36,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:26:36,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:26:36" (1/1) ... [2020-11-30 02:26:36,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2cb787 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:26:36, skipping insertion in model container [2020-11-30 02:26:36,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:26:36" (1/1) ... [2020-11-30 02:26:36,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:26:36,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:26:36,571 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) [2020-11-30 02:26:36,576 INFO L168 Benchmark]: Toolchain (without parser) took 186.59 ms. Allocated memory is still 113.2 MB. Free memory was 84.8 MB in the beginning and 92.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:26:36,578 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:26:36,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 182.90 ms. Allocated memory is still 113.2 MB. Free memory was 84.5 MB in the beginning and 92.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 9.8 MB. Max. memory is 16.1 GB. [2020-11-30 02:26:36,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 39.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 182.90 ms. Allocated memory is still 113.2 MB. Free memory was 84.5 MB in the beginning and 92.4 MB in the end (delta: -7.9 MB). Peak memory consumption was 9.8 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 [2020-11-30 02:26:38,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:26:38,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:26:39,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:26:39,027 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:26:39,028 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:26:39,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:26:39,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:26:39,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:26:39,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:26:39,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:26:39,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:26:39,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:26:39,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:26:39,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:26:39,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:26:39,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:26:39,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:26:39,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:26:39,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:26:39,079 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:26:39,081 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:26:39,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:26:39,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:26:39,098 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:26:39,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:26:39,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:26:39,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:26:39,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:26:39,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:26:39,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:26:39,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:26:39,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:26:39,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:26:39,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:26:39,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:26:39,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:26:39,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:26:39,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:26:39,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:26:39,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:26:39,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-11-30 02:26:39,165 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:26:39,166 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:26:39,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:26:39,168 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:26:39,169 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:26:39,169 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:26:39,169 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:26:39,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:26:39,170 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:26:39,171 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 02:26:39,172 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 02:26:39,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:26:39,173 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:26:39,173 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 02:26:39,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:26:39,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:26:39,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:26:39,174 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 02:26:39,175 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 02:26:39,175 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 02:26:39,175 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:26:39,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:26:39,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:26:39,176 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:26:39,176 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:26:39,176 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:26:39,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:26:39,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:26:39,177 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:26:39,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:26:39,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:26:39,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:26:39,178 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:26:39,178 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:26:39,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:26:39,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:26:39,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:26:39,180 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_6b45b892-29dd-4ff4-b0f1-51b393130a29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3dbc6bab9a799b7f4b90bf959cd96947d3b192e5 [2020-11-30 02:26:39,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:26:39,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:26:39,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:26:39,667 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:26:39,668 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:26:39,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2020-11-30 02:26:39,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/dc6395478/d4c6bd4274484e19aa4a587b1567c618/FLAGbc15e208b [2020-11-30 02:26:40,336 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:26:40,337 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2-2.i [2020-11-30 02:26:40,344 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/dc6395478/d4c6bd4274484e19aa4a587b1567c618/FLAGbc15e208b [2020-11-30 02:26:40,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6b45b892-29dd-4ff4-b0f1-51b393130a29/bin/utaipan/data/dc6395478/d4c6bd4274484e19aa4a587b1567c618 [2020-11-30 02:26:40,703 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:26:40,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:26:40,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:26:40,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:26:40,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:26:40,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:26:40" (1/1) ... [2020-11-30 02:26:40,725 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef39226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:26:40, skipping insertion in model container [2020-11-30 02:26:40,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:26:40" (1/1) ... [2020-11-30 02:26:40,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:26:40,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:26:40,957 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) [2020-11-30 02:26:40,967 INFO L168 Benchmark]: Toolchain (without parser) took 255.69 ms. Allocated memory is still 54.5 MB. Free memory was 32.8 MB in the beginning and 25.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:26:40,970 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 43.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:26:40,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.27 ms. Allocated memory is still 54.5 MB. Free memory was 32.5 MB in the beginning and 25.2 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:26:40,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 43.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 252.27 ms. Allocated memory is still 54.5 MB. Free memory was 32.5 MB in the beginning and 25.2 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...