./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:02:08,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:02:08,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:02:08,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:02:08,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:02:08,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:02:08,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:02:08,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:02:08,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:02:08,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:02:08,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:02:08,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:02:08,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:02:08,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:02:08,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:02:08,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:02:08,110 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:02:08,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:02:08,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:02:08,113 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:02:08,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:02:08,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:02:08,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:02:08,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:02:08,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:02:08,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:02:08,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:02:08,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:02:08,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:02:08,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:02:08,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:02:08,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:02:08,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:02:08,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:02:08,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:02:08,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:02:08,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:02:08,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:02:08,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:02:08,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:02:08,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:02:08,134 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-02-20 23:02:08,148 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:02:08,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:02:08,149 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:02:08,149 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:02:08,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:02:08,150 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:02:08,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:02:08,151 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:02:08,151 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:02:08,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:02:08,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:02:08,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:02:08,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 23:02:08,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:02:08,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 23:02:08,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 23:02:08,153 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:02:08,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 23:02:08,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:02:08,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:02:08,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:02:08,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:02:08,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:02:08,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:02:08,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 23:02:08,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 23:02:08,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 23:02:08,155 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 23:02:08,155 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 23:02:08,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 23:02:08,155 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 [2022-02-20 23:02:08,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:02:08,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:02:08,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:02:08,393 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:02:08,393 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:02:08,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-02-20 23:02:08,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de8c85a7/1bf6aefb83f84f32b988207f038fad61/FLAGe05fd102d [2022-02-20 23:02:09,099 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:02:09,099 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-02-20 23:02:09,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de8c85a7/1bf6aefb83f84f32b988207f038fad61/FLAGe05fd102d [2022-02-20 23:02:09,470 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de8c85a7/1bf6aefb83f84f32b988207f038fad61 [2022-02-20 23:02:09,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:02:09,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:02:09,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:02:09,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:02:09,479 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:02:09,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:02:09" (1/1) ... [2022-02-20 23:02:09,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f65278a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:09, skipping insertion in model container [2022-02-20 23:02:09,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:02:09" (1/1) ... [2022-02-20 23:02:09,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:02:09,632 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:02:13,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-02-20 23:02:13,353 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-02-20 23:02:13,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:02:13,425 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 23:02:13,714 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15270] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) 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:1392) 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:1076) 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:1076) 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:1622) 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:1645) 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:1076) 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:1622) 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:1076) 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:1622) 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:1076) 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:1076) 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:1465) 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:3271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2356) 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) [2022-02-20 23:02:13,719 INFO L158 Benchmark]: Toolchain (without parser) took 4243.79ms. Allocated memory was 115.3MB in the beginning and 209.7MB in the end (delta: 94.4MB). Free memory was 78.9MB in the beginning and 127.9MB in the end (delta: -49.1MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2022-02-20 23:02:13,720 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:02:13,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4240.93ms. Allocated memory was 115.3MB in the beginning and 209.7MB in the end (delta: 94.4MB). Free memory was 78.3MB in the beginning and 127.9MB in the end (delta: -49.6MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2022-02-20 23:02:13,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4240.93ms. Allocated memory was 115.3MB in the beginning and 209.7MB in the end (delta: 94.4MB). Free memory was 78.3MB in the beginning and 127.9MB in the end (delta: -49.6MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15270] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15270]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) 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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:02:15,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:02:15,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:02:15,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:02:15,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:02:15,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:02:15,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:02:15,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:02:15,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:02:15,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:02:15,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:02:15,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:02:15,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:02:15,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:02:15,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:02:15,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:02:15,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:02:15,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:02:15,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:02:15,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:02:15,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:02:15,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:02:15,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:02:15,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:02:15,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:02:15,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:02:15,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:02:15,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:02:15,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:02:15,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:02:15,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:02:15,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:02:15,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:02:15,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:02:15,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:02:15,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:02:15,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:02:15,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:02:15,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:02:15,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:02:15,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:02:15,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-02-20 23:02:15,491 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:02:15,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:02:15,492 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:02:15,492 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:02:15,493 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:02:15,493 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:02:15,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:02:15,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:02:15,494 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:02:15,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:02:15,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:02:15,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-20 23:02:15,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:02:15,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-20 23:02:15,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-20 23:02:15,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:02:15,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:02:15,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 23:02:15,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 23:02:15,498 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-20 23:02:15,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-02-20 23:02:15,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-20 23:02:15,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 23:02:15,498 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 [2022-02-20 23:02:15,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:02:15,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:02:15,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:02:15,784 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:02:15,784 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:02:15,786 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-02-20 23:02:15,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be526313b/3a03d66a04ed40d598855b1261569d90/FLAG577f66f35 [2022-02-20 23:02:16,530 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:02:16,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-02-20 23:02:16,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be526313b/3a03d66a04ed40d598855b1261569d90/FLAG577f66f35 [2022-02-20 23:02:17,087 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be526313b/3a03d66a04ed40d598855b1261569d90 [2022-02-20 23:02:17,092 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:02:17,094 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:02:17,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:02:17,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:02:17,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:02:17,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:02:17" (1/1) ... [2022-02-20 23:02:17,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e7223e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:17, skipping insertion in model container [2022-02-20 23:02:17,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:02:17" (1/1) ... [2022-02-20 23:02:17,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:02:17,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:02:21,462 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-02-20 23:02:21,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-02-20 23:02:21,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:02:21,623 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-02-20 23:02:21,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:02:22,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-02-20 23:02:22,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-02-20 23:02:22,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:02:22,123 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 23:02:22,430 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-02-20 23:02:22,431 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-02-20 23:02:22,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:02:22,812 INFO L208 MainTranslator]: Completed translation [2022-02-20 23:02:22,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22 WrapperNode [2022-02-20 23:02:22,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:02:22,814 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 23:02:22,814 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 23:02:22,814 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 23:02:22,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:22,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,063 INFO L137 Inliner]: procedures = 681, calls = 4451, calls flagged for inlining = 327, calls inlined = 292, statements flattened = 8269 [2022-02-20 23:02:23,064 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 23:02:23,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 23:02:23,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 23:02:23,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 23:02:23,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 23:02:23,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 23:02:23,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 23:02:23,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 23:02:23,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:02:22" (1/1) ... [2022-02-20 23:02:23,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:02:23,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:02:23,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-20 23:02:23,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-20 23:02:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-02-20 23:02:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-02-20 23:02:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-02-20 23:02:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-02-20 23:02:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-02-20 23:02:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-02-20 23:02:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-02-20 23:02:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-02-20 23:02:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2022-02-20 23:02:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2022-02-20 23:02:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2022-02-20 23:02:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2022-02-20 23:02:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-02-20 23:02:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-02-20 23:02:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2022-02-20 23:02:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2022-02-20 23:02:23,417 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2022-02-20 23:02:23,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2022-02-20 23:02:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-02-20 23:02:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-02-20 23:02:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2022-02-20 23:02:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2022-02-20 23:02:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-02-20 23:02:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-02-20 23:02:23,418 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-02-20 23:02:23,418 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-02-20 23:02:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2022-02-20 23:02:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2022-02-20 23:02:23,419 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2022-02-20 23:02:23,419 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2022-02-20 23:02:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2022-02-20 23:02:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2022-02-20 23:02:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-02-20 23:02:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-02-20 23:02:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2022-02-20 23:02:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2022-02-20 23:02:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-02-20 23:02:23,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-02-20 23:02:23,420 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2022-02-20 23:02:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2022-02-20 23:02:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-02-20 23:02:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-02-20 23:02:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-02-20 23:02:23,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-02-20 23:02:23,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-02-20 23:02:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-02-20 23:02:23,422 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-02-20 23:02:23,422 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-02-20 23:02:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2022-02-20 23:02:23,423 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2022-02-20 23:02:23,423 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2022-02-20 23:02:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2022-02-20 23:02:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-02-20 23:02:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-02-20 23:02:23,424 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2022-02-20 23:02:23,424 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-02-20 23:02:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-02-20 23:02:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2022-02-20 23:02:23,425 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-02-20 23:02:23,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-02-20 23:02:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-02-20 23:02:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-02-20 23:02:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-02-20 23:02:23,426 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-02-20 23:02:23,426 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2022-02-20 23:02:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2022-02-20 23:02:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-02-20 23:02:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2022-02-20 23:02:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2022-02-20 23:02:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-02-20 23:02:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-02-20 23:02:23,427 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-02-20 23:02:23,427 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-02-20 23:02:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2022-02-20 23:02:23,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2022-02-20 23:02:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2022-02-20 23:02:23,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2022-02-20 23:02:23,428 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2022-02-20 23:02:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2022-02-20 23:02:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-02-20 23:02:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-02-20 23:02:23,429 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2022-02-20 23:02:23,429 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2022-02-20 23:02:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-02-20 23:02:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-02-20 23:02:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2022-02-20 23:02:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2022-02-20 23:02:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-02-20 23:02:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-02-20 23:02:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-02-20 23:02:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-02-20 23:02:23,430 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-02-20 23:02:23,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-02-20 23:02:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-02-20 23:02:23,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-02-20 23:02:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-02-20 23:02:23,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-02-20 23:02:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-02-20 23:02:23,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-02-20 23:02:23,431 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2022-02-20 23:02:23,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2022-02-20 23:02:23,432 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2022-02-20 23:02:23,432 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2022-02-20 23:02:23,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-02-20 23:02:23,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-02-20 23:02:23,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-02-20 23:02:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-02-20 23:02:23,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-02-20 23:02:23,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-02-20 23:02:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2022-02-20 23:02:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2022-02-20 23:02:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2022-02-20 23:02:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2022-02-20 23:02:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-02-20 23:02:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-02-20 23:02:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 23:02:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-02-20 23:02:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-02-20 23:02:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-02-20 23:02:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-02-20 23:02:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-02-20 23:02:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-02-20 23:02:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-02-20 23:02:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-02-20 23:02:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2022-02-20 23:02:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2022-02-20 23:02:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-02-20 23:02:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2022-02-20 23:02:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-02-20 23:02:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-02-20 23:02:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-02-20 23:02:23,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-20 23:02:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2022-02-20 23:02:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2022-02-20 23:02:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2022-02-20 23:02:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2022-02-20 23:02:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-02-20 23:02:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-02-20 23:02:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-02-20 23:02:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-02-20 23:02:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2022-02-20 23:02:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2022-02-20 23:02:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2022-02-20 23:02:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2022-02-20 23:02:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2022-02-20 23:02:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2022-02-20 23:02:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2022-02-20 23:02:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2022-02-20 23:02:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2022-02-20 23:02:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2022-02-20 23:02:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-02-20 23:02:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-02-20 23:02:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-02-20 23:02:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-02-20 23:02:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-02-20 23:02:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-02-20 23:02:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-02-20 23:02:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-02-20 23:02:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2022-02-20 23:02:23,447 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2022-02-20 23:02:23,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-02-20 23:02:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-02-20 23:02:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-02-20 23:02:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-02-20 23:02:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2022-02-20 23:02:23,448 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2022-02-20 23:02:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-02-20 23:02:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2022-02-20 23:02:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 23:02:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-02-20 23:02:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-02-20 23:02:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-02-20 23:02:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-02-20 23:02:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-02-20 23:02:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-02-20 23:02:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-02-20 23:02:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-02-20 23:02:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2022-02-20 23:02:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-02-20 23:02:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-02-20 23:02:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-02-20 23:02:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2022-02-20 23:02:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2022-02-20 23:02:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-02-20 23:02:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-02-20 23:02:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-02-20 23:02:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-02-20 23:02:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2022-02-20 23:02:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2022-02-20 23:02:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-02-20 23:02:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-02-20 23:02:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2022-02-20 23:02:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2022-02-20 23:02:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2022-02-20 23:02:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2022-02-20 23:02:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-02-20 23:02:23,453 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-02-20 23:02:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-02-20 23:02:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-02-20 23:02:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-02-20 23:02:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-02-20 23:02:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-02-20 23:02:23,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-02-20 23:02:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-02-20 23:02:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-02-20 23:02:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-02-20 23:02:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-02-20 23:02:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2022-02-20 23:02:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2022-02-20 23:02:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-02-20 23:02:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-02-20 23:02:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2022-02-20 23:02:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-02-20 23:02:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-02-20 23:02:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_105 [2022-02-20 23:02:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_105 [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-02-20 23:02:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2022-02-20 23:02:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-02-20 23:02:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2022-02-20 23:02:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2022-02-20 23:02:23,460 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-02-20 23:02:23,460 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-02-20 23:02:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-02-20 23:02:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-02-20 23:02:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-02-20 23:02:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-02-20 23:02:23,461 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-02-20 23:02:23,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-02-20 23:02:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-02-20 23:02:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-02-20 23:02:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_85 [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_85 [2022-02-20 23:02:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-02-20 23:02:23,462 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-02-20 23:02:23,462 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-02-20 23:02:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2022-02-20 23:02:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-02-20 23:02:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2022-02-20 23:02:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-02-20 23:02:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-02-20 23:02:23,463 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2022-02-20 23:02:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-02-20 23:02:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2022-02-20 23:02:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2022-02-20 23:02:23,464 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2022-02-20 23:02:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2022-02-20 23:02:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2022-02-20 23:02:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2022-02-20 23:02:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-02-20 23:02:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2022-02-20 23:02:23,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2022-02-20 23:02:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-02-20 23:02:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-02-20 23:02:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2022-02-20 23:02:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2022-02-20 23:02:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2022-02-20 23:02:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2022-02-20 23:02:23,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2022-02-20 23:02:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2022-02-20 23:02:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2022-02-20 23:02:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-02-20 23:02:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-02-20 23:02:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-02-20 23:02:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-02-20 23:02:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-02-20 23:02:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-02-20 23:02:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-02-20 23:02:23,467 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-02-20 23:02:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-02-20 23:02:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-02-20 23:02:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2022-02-20 23:02:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2022-02-20 23:02:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2022-02-20 23:02:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2022-02-20 23:02:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-02-20 23:02:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-02-20 23:02:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-02-20 23:02:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-02-20 23:02:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-02-20 23:02:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-02-20 23:02:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-02-20 23:02:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-02-20 23:02:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2022-02-20 23:02:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2022-02-20 23:02:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-02-20 23:02:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-02-20 23:02:23,469 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-02-20 23:02:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-02-20 23:02:23,470 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2022-02-20 23:02:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2022-02-20 23:02:24,359 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 23:02:24,364 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 23:02:24,463 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true;