./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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 20fc605d82acef0668381f39963b940652c8b072aa23ed3faa442fcdcb54af34 --- 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 17:15:56,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:15:56,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:15:56,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:15:56,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:15:56,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:15:56,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:15:56,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:15:56,292 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:15:56,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:15:56,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:15:56,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:15:56,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:15:56,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:15:56,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:15:56,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:15:56,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:15:56,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:15:56,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:15:56,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:15:56,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:15:56,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:15:56,338 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:15:56,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:15:56,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:15:56,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:15:56,354 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:15:56,356 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:15:56,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:15:56,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:15:56,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:15:56,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:15:56,364 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:15:56,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:15:56,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:15:56,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:15:56,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:15:56,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:15:56,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:15:56,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:15:56,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:15:56,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:15:56,428 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:15:56,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:15:56,431 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:15:56,432 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:15:56,433 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:15:56,433 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:15:56,434 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:15:56,435 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:15:56,435 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:15:56,435 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:15:56,437 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:15:56,438 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:15:56,438 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:15:56,439 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:15:56,439 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:15:56,439 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:15:56,440 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:15:56,440 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:15:56,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:15:56,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:15:56,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:15:56,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:15:56,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:15:56,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:15:56,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:15:56,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:15:56,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:15:56,471 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:15:56,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:15:56,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:15:56,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:15:56,473 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:15:56,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:15:56,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:15:56,474 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:15:56,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:15:56,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:15:56,474 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:15:56,475 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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20fc605d82acef0668381f39963b940652c8b072aa23ed3faa442fcdcb54af34 [2022-10-17 17:15:56,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:15:56,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:15:56,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:15:56,831 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:15:56,832 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:15:56,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i [2022-10-17 17:15:56,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/4a6bfbe1e/b6e64d034be84eafbc5fb3fb61d4d09e/FLAG311c94b4d [2022-10-17 17:15:58,669 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:15:58,670 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i [2022-10-17 17:15:58,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/4a6bfbe1e/b6e64d034be84eafbc5fb3fb61d4d09e/FLAG311c94b4d [2022-10-17 17:15:59,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/4a6bfbe1e/b6e64d034be84eafbc5fb3fb61d4d09e [2022-10-17 17:15:59,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:15:59,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:15:59,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:15:59,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:15:59,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:15:59,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:15:59" (1/1) ... [2022-10-17 17:15:59,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2789d650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:15:59, skipping insertion in model container [2022-10-17 17:15:59,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:15:59" (1/1) ... [2022-10-17 17:15:59,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:15:59,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:16:12,499 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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i[1318098,1318111] [2022-10-17 17:16:12,765 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:16:15,243 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:16:16,076 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 17:16:16,089 INFO L158 Benchmark]: Toolchain (without parser) took 16751.82ms. Allocated memory was 107.0MB in the beginning and 992.0MB in the end (delta: 885.0MB). Free memory was 61.0MB in the beginning and 456.5MB in the end (delta: -395.5MB). Peak memory consumption was 490.9MB. Max. memory is 16.1GB. [2022-10-17 17:16:16,090 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:16:16,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 16749.13ms. Allocated memory was 107.0MB in the beginning and 992.0MB in the end (delta: 885.0MB). Free memory was 61.0MB in the beginning and 456.5MB in the end (delta: -395.5MB). Peak memory consumption was 490.9MB. Max. memory is 16.1GB. [2022-10-17 17:16:16,095 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 16749.13ms. Allocated memory was 107.0MB in the beginning and 992.0MB in the end (delta: 885.0MB). Free memory was 61.0MB in the beginning and 456.5MB in the end (delta: -395.5MB). Peak memory consumption was 490.9MB. 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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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 20fc605d82acef0668381f39963b940652c8b072aa23ed3faa442fcdcb54af34 --- 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 17:16:19,012 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:16:19,015 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:16:19,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:16:19,068 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:16:19,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:16:19,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:16:19,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:16:19,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:16:19,088 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:16:19,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:16:19,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:16:19,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:16:19,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:16:19,095 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:16:19,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:16:19,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:16:19,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:16:19,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:16:19,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:16:19,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:16:19,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:16:19,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:16:19,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:16:19,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:16:19,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:16:19,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:16:19,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:16:19,123 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:16:19,124 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:16:19,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:16:19,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:16:19,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:16:19,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:16:19,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:16:19,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:16:19,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:16:19,143 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:16:19,143 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:16:19,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:16:19,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:16:19,149 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:16:19,210 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:16:19,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:16:19,213 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:16:19,213 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:16:19,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:16:19,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:16:19,215 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:16:19,215 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:16:19,215 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:16:19,216 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:16:19,217 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:16:19,217 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:16:19,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:16:19,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:16:19,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:16:19,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:16:19,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:16:19,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:16:19,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:16:19,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:16:19,221 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:16:19,221 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:16:19,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:16:19,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:16:19,222 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:16:19,222 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:16:19,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:16:19,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:16:19,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:16:19,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:16:19,224 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:16:19,224 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:16:19,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:16:19,225 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:16:19,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:16:19,225 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_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20fc605d82acef0668381f39963b940652c8b072aa23ed3faa442fcdcb54af34 [2022-10-17 17:16:19,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:16:19,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:16:19,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:16:19,722 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:16:19,726 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:16:19,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i [2022-10-17 17:16:19,827 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/04992b5e3/5a7a2fab8c034feca6eb9ebb39541ccf/FLAG66d620668 [2022-10-17 17:16:22,030 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:16:22,033 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wireless--rtlwifi--rtl8821ae--rtl8821ae.ko-entry_point.cil.out.i [2022-10-17 17:16:22,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/04992b5e3/5a7a2fab8c034feca6eb9ebb39541ccf/FLAG66d620668 [2022-10-17 17:16:22,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaa80325-57c6-4a9f-aff3-a46bdeca6d13/bin/utaipan-G1rejxKTta/data/04992b5e3/5a7a2fab8c034feca6eb9ebb39541ccf [2022-10-17 17:16:22,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:16:22,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:16:22,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:16:22,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:16:22,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:16:22,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:16:22" (1/1) ... [2022-10-17 17:16:22,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252badd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:16:22, skipping insertion in model container [2022-10-17 17:16:22,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:16:22" (1/1) ... [2022-10-17 17:16:22,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:16:22,953 INFO L178 MainTranslator]: Built tables and reachable declarations