./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 02471c2dadff215655f9cac8e155a6dfd7f7fd622aa50515f4bca55da1c7d987 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:22:54,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:22:54,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:22:54,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:22:54,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:22:54,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:22:54,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:22:54,134 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:22:54,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:22:54,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:22:54,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:22:54,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:22:54,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:22:54,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:22:54,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:22:54,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:22:54,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:22:54,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:22:54,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:22:54,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:22:54,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:22:54,176 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:22:54,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:22:54,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:22:54,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:22:54,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:22:54,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:22:54,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:22:54,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:22:54,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:22:54,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:22:54,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:22:54,202 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:22:54,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:22:54,206 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:22:54,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:22:54,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:22:54,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:22:54,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:22:54,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:22:54,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:22:54,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:22:54,261 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:22:54,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:22:54,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:22:54,263 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:22:54,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:22:54,264 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:22:54,264 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:22:54,265 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:22:54,265 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:22:54,265 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:22:54,266 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:22:54,267 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:22:54,267 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:22:54,267 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:22:54,267 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:22:54,268 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:22:54,268 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:22:54,268 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:22:54,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:22:54,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:22:54,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:22:54,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:22:54,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:22:54,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:22:54,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:22:54,271 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:22:54,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:22:54,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:22:54,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:22:54,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:22:54,274 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:22:54,274 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:22:54,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:22:54,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:22:54,275 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:22:54,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:22:54,276 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:22:54,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:22:54,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02471c2dadff215655f9cac8e155a6dfd7f7fd622aa50515f4bca55da1c7d987 [2022-10-17 17:22:54,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:22:54,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:22:54,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:22:54,587 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:22:54,588 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:22:54,589 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i [2022-10-17 17:22:54,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/d4deff712/989789f3f41b4e8f9d946b62eba4a136/FLAGcb27f1508 [2022-10-17 17:22:55,964 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:22:55,965 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i [2022-10-17 17:22:56,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/d4deff712/989789f3f41b4e8f9d946b62eba4a136/FLAGcb27f1508 [2022-10-17 17:22:56,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/d4deff712/989789f3f41b4e8f9d946b62eba4a136 [2022-10-17 17:22:56,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:22:56,493 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:22:56,497 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:22:56,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:22:56,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:22:56,503 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:22:56" (1/1) ... [2022-10-17 17:22:56,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0e0754 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:22:56, skipping insertion in model container [2022-10-17 17:22:56,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:22:56" (1/1) ... [2022-10-17 17:22:56,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:22:56,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:23:09,404 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i[906568,906581] [2022-10-17 17:23:09,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i[906737,906750] [2022-10-17 17:23:09,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i[906904,906917] [2022-10-17 17:23:09,408 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i[907072,907085] [2022-10-17 17:23:09,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:23:09,588 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:23:10,240 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) 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) [2022-10-17 17:23:10,252 INFO L158 Benchmark]: Toolchain (without parser) took 13756.94ms. Allocated memory was 115.3MB in the beginning and 323.0MB in the end (delta: 207.6MB). Free memory was 70.2MB in the beginning and 178.6MB in the end (delta: -108.4MB). Peak memory consumption was 162.6MB. Max. memory is 16.1GB. [2022-10-17 17:23:10,254 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:23:10,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 13752.06ms. Allocated memory was 115.3MB in the beginning and 323.0MB in the end (delta: 207.6MB). Free memory was 69.8MB in the beginning and 178.6MB in the end (delta: -108.8MB). Peak memory consumption was 162.6MB. Max. memory is 16.1GB. [2022-10-17 17:23:10,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory was 86.1MB in the beginning and 86.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 13752.06ms. Allocated memory was 115.3MB in the beginning and 323.0MB in the end (delta: 207.6MB). Free memory was 69.8MB in the beginning and 178.6MB in the end (delta: -108.8MB). Peak memory consumption was 162.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 02471c2dadff215655f9cac8e155a6dfd7f7fd622aa50515f4bca55da1c7d987 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:23:12,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:23:12,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:23:12,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:23:12,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:23:12,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:23:12,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:23:12,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:23:12,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:23:12,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:23:12,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:23:12,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:23:12,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:23:12,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:23:12,836 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:23:12,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:23:12,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:23:12,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:23:12,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:23:12,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:23:12,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:23:12,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:23:12,862 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:23:12,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:23:12,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:23:12,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:23:12,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:23:12,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:23:12,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:23:12,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:23:12,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:23:12,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:23:12,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:23:12,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:23:12,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:23:12,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:23:12,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:23:12,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:23:12,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:23:12,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:23:12,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:23:12,910 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:23:12,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:23:12,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:23:12,955 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:23:12,955 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:23:12,957 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:23:12,957 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:23:12,957 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:23:12,957 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:23:12,958 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:23:12,958 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:23:12,959 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:23:12,959 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:23:12,961 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:23:12,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:23:12,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:23:12,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:23:12,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:23:12,962 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:23:12,962 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:23:12,962 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:23:12,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:23:12,963 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:23:12,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:23:12,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:23:12,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:23:12,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:23:12,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:23:12,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:23:12,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:23:12,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:23:12,965 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:23:12,965 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:23:12,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:23:12,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:23:12,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:23:12,966 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_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02471c2dadff215655f9cac8e155a6dfd7f7fd622aa50515f4bca55da1c7d987 [2022-10-17 17:23:13,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:23:13,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:23:13,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:23:13,429 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:23:13,430 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:23:13,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i [2022-10-17 17:23:13,527 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/9db6c0228/9be7db6f9004418da5dce9378c163012/FLAGe7387e916 [2022-10-17 17:23:15,191 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:23:15,192 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-libertas-libertas.cil.i [2022-10-17 17:23:15,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/9db6c0228/9be7db6f9004418da5dce9378c163012/FLAGe7387e916 [2022-10-17 17:23:15,326 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1814cd6a-dbd4-40f0-94e5-f3f1661d6e7d/bin/utaipan-G1rejxKTta/data/9db6c0228/9be7db6f9004418da5dce9378c163012 [2022-10-17 17:23:15,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:23:15,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:23:15,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:23:15,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:23:15,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:23:15,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:15" (1/1) ... [2022-10-17 17:23:15,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ac6d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:23:15, skipping insertion in model container [2022-10-17 17:23:15,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:15" (1/1) ... [2022-10-17 17:23:15,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:23:15,715 INFO L178 MainTranslator]: Built tables and reachable declarations