./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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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 [2020-12-03 12:37:42,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:37:42,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:37:42,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:37:42,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:37:42,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:37:42,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:37:42,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:37:42,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:37:42,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:37:42,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:37:42,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:37:42,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:37:42,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:37:42,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:37:42,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:37:42,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:37:42,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:37:42,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:37:42,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:37:42,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:37:42,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:37:42,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:37:42,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:37:42,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:37:42,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:37:42,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:37:42,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:37:42,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:37:42,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:37:42,304 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:37:42,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:37:42,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:37:42,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:37:42,309 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:37:42,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:37:42,311 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:37:42,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:37:42,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:37:42,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:37:42,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:37:42,315 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-12-03 12:37:42,358 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:37:42,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:37:42,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:37:42,360 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:37:42,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:37:42,361 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:37:42,361 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-03 12:37:42,361 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:37:42,362 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:37:42,362 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-03 12:37:42,363 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-03 12:37:42,363 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:37:42,364 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-03 12:37:42,364 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-03 12:37:42,364 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-03 12:37:42,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:37:42,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:37:42,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:37:42,366 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:37:42,366 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:37:42,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:37:42,367 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:37:42,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:37:42,367 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:37:42,367 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:37:42,368 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:37:42,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:37:42,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:37:42,369 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:37:42,369 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:37:42,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:37:42,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:37:42,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:37:42,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:37:42,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:37:42,371 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-03 12:37:42,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 12:37:42,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:37:42,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:37:42,372 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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 [2020-12-03 12:37:42,671 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:37:42,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:37:42,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:37:42,724 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:37:42,726 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:37:42,728 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-03 12:37:42,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/3289aea4f/723d96217e0945e0ae31b3784b923052/FLAG93b4b3d64 [2020-12-03 12:37:43,481 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:37:43,484 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-03 12:37:43,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/3289aea4f/723d96217e0945e0ae31b3784b923052/FLAG93b4b3d64 [2020-12-03 12:37:43,832 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/3289aea4f/723d96217e0945e0ae31b3784b923052 [2020-12-03 12:37:43,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:37:43,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:37:43,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:37:43,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:37:43,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:37:43,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:37:43" (1/1) ... [2020-12-03 12:37:43,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d29f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:37:43, skipping insertion in model container [2020-12-03 12:37:43,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:37:43" (1/1) ... [2020-12-03 12:37:43,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:37:43,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:37:44,100 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1389) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:706) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-03 12:37:44,109 INFO L168 Benchmark]: Toolchain (without parser) took 264.55 ms. Allocated memory is still 79.7 MB. Free memory was 48.4 MB in the beginning and 60.5 MB in the end (delta: -12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-03 12:37:44,112 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 79.7 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:37:44,115 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.46 ms. Allocated memory is still 79.7 MB. Free memory was 48.2 MB in the beginning and 60.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-03 12:37:44,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 79.7 MB. Free memory was 54.3 MB in the beginning and 54.3 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 260.46 ms. Allocated memory is still 79.7 MB. Free memory was 48.2 MB in the beginning and 60.5 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-03 12:37:46,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 12:37:46,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 12:37:46,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 12:37:46,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 12:37:46,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 12:37:46,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 12:37:46,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 12:37:46,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 12:37:46,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 12:37:46,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 12:37:46,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 12:37:46,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 12:37:46,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 12:37:46,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 12:37:46,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 12:37:46,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 12:37:46,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 12:37:46,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 12:37:46,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 12:37:46,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 12:37:46,865 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 12:37:46,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 12:37:46,868 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 12:37:46,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 12:37:46,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 12:37:46,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 12:37:46,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 12:37:46,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 12:37:46,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 12:37:46,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 12:37:46,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 12:37:46,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 12:37:46,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 12:37:46,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 12:37:46,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 12:37:46,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 12:37:46,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 12:37:46,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 12:37:46,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 12:37:46,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 12:37:46,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2020-12-03 12:37:46,956 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 12:37:46,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 12:37:46,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 12:37:46,957 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-03 12:37:46,958 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-03 12:37:46,958 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-03 12:37:46,958 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-03 12:37:46,958 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-03 12:37:46,959 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-03 12:37:46,960 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 12:37:46,960 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 12:37:46,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 12:37:46,960 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-03 12:37:46,961 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-03 12:37:46,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 12:37:46,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-03 12:37:46,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 12:37:46,965 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-03 12:37:46,965 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-03 12:37:46,965 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-03 12:37:46,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 12:37:46,966 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 12:37:46,966 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-03 12:37:46,967 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-03 12:37:46,967 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-03 12:37:46,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 12:37:46,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 12:37:46,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-03 12:37:46,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-03 12:37:46,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-03 12:37:46,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 12:37:46,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 12:37:46,970 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-03 12:37:46,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-03 12:37:46,971 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-03 12:37:46,971 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 12:37:46,972 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_f2b3e5df-c58b-4dfc-87fa-0773997350f9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbc2f8335eda1137ed277d7eb74d7775ef6f777 [2020-12-03 12:37:47,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 12:37:47,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 12:37:47,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 12:37:47,544 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 12:37:47,547 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 12:37:47,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-03 12:37:47,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/464a0c167/5aefb55e04c445ec8d185da76bdf1139/FLAGc46cba232 [2020-12-03 12:37:48,295 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 12:37:48,296 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-2.1-1.i [2020-12-03 12:37:48,303 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/464a0c167/5aefb55e04c445ec8d185da76bdf1139/FLAGc46cba232 [2020-12-03 12:37:48,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f2b3e5df-c58b-4dfc-87fa-0773997350f9/bin/utaipan/data/464a0c167/5aefb55e04c445ec8d185da76bdf1139 [2020-12-03 12:37:48,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 12:37:48,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 12:37:48,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 12:37:48,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 12:37:48,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 12:37:48,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:37:48" (1/1) ... [2020-12-03 12:37:48,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f599f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:37:48, skipping insertion in model container [2020-12-03 12:37:48,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:37:48" (1/1) ... [2020-12-03 12:37:48,697 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 12:37:48,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 12:37:48,873 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1389) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:706) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1424) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-03 12:37:48,880 INFO L168 Benchmark]: Toolchain (without parser) took 203.86 ms. Allocated memory is still 50.3 MB. Free memory was 26.7 MB in the beginning and 19.2 MB in the end (delta: 7.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:37:48,881 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.0 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 12:37:48,883 INFO L168 Benchmark]: CACSL2BoogieTranslator took 198.32 ms. Allocated memory is still 50.3 MB. Free memory was 26.5 MB in the beginning and 19.2 MB in the end (delta: 7.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-03 12:37:48,886 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 50.3 MB. Free memory was 32.1 MB in the beginning and 32.0 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 198.32 ms. Allocated memory is still 50.3 MB. Free memory was 26.5 MB in the beginning and 19.2 MB in the end (delta: 7.4 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...