C:\Users\wkmanire\Documents>lein.bat plugin install swank-clojure 1.4.2
[INFO] Unable to find resource 'swank-clojure:swank-clojure:jar:1.4.2' in reposi
tory central (http://repo1.maven.org/maven2)
Installing shell wrapper to C:\Users\wkmanire\.lein\bin\swank-clojure
Installing shell wrapper to C:\Users\wkmanire\.lein\bin\swank-clojure.bat
Copying 4 files to C:\Users\wkmanire\AppData\Local\Temp\lein-2d8b965f-63b9-4cb4-
9ab0-033ea5588228\lib
Including swank-clojure-1.4.2.jar
Including cdt-1.2.6.2.jar
Including clj-stacktrace-0.2.4.jar
Including clojure-1.2.1.jar
Including debug-repl-0.3.1.jar
Exception in thread "main" java.io.IOException: Couldn't delete C:\Users\wkmanir
e\AppData\Local\Temp\lein-2d8b965f-63b9-4cb4-9ab0-033ea5588228\lib\cdt-1.2.6.2.j
ar (NO_SOURCE_FILE:0)
        at clojure.lang.Compiler.eval(Compiler.java:5440)
        at clojure.lang.Compiler.eval(Compiler.java:5391)
        at clojure.core$eval.invoke(core.clj:2382)
        at clojure.main$eval_opt.invoke(main.clj:235)
        at clojure.main$initialize.invoke(main.clj:254)
        at clojure.main$script_opt.invoke(main.clj:270)
        at clojure.main$main.doInvoke(main.clj:354)
        at clojure.lang.RestFn.invoke(RestFn.java:551)
        at clojure.lang.Var.invoke(Var.java:390)
        at clojure.lang.AFn.applyToHelper(AFn.java:193)
        at clojure.lang.Var.applyTo(Var.java:482)
        at clojure.main.main(main.java:37)
Caused by: java.io.IOException: Couldn't delete C:\Users\wkmanire\AppData\Local\
Temp\lein-2d8b965f-63b9-4cb4-9ab0-033ea5588228\lib\cdt-1.2.6.2.jar
        at clojure.java.io$delete_file.doInvoke(io.clj:413)
        at clojure.lang.RestFn.invoke(RestFn.java:423)
        at leiningen.util.file$delete_file_recursively.doInvoke(file.clj:18)
        at clojure.lang.RestFn.invoke(RestFn.java:423)
        at leiningen.util.file$delete_file_recursively.doInvoke(file.clj:17)
        at clojure.lang.RestFn.invoke(RestFn.java:423)
        at leiningen.util.file$delete_file_recursively.doInvoke(file.clj:17)
        at clojure.lang.RestFn.invoke(RestFn.java:410)
        at leiningen.plugin$install.invoke(plugin.clj:70)
        at leiningen.plugin$plugin.invoke(plugin.clj:82)
        at clojure.lang.Var.invoke(Var.java:373)
        at clojure.lang.AFn.applyToHelper(AFn.java:167)
        at clojure.lang.Var.applyTo(Var.java:482)
        at clojure.core$apply.invoke(core.clj:540)
        at leiningen.core$apply_task.invoke(core.clj:263)
        at leiningen.core$_main.doInvoke(core.clj:329)
        at clojure.lang.RestFn.applyTo(RestFn.java:139)
        at clojure.core$apply.invoke(core.clj:542)
        at leiningen.core$_main.invoke(core.clj:332)
        at user$eval42.invoke(NO_SOURCE_FILE:1)
        at clojure.lang.Compiler.eval(Compiler.java:5424)
        ... 11 more