Cake stacktrace

gistfile1.txt

$ cake swank
error evaluating:
((alter-var-root (var start-thread) (fn [start-thread] (fn [f] (start-thread (fn* [] (with-context (current-context) (f))))))))
java.lang.NullPointerException: null
 at clojure.lang.Reflector.invokeInstanceMethod (Reflector.java:26)
    classlojure$invoke_in_STAR_.doInvoke (classlojure.clj:33)
    clojure.lang.RestFn.invoke (RestFn.java:495)
    classlojure$eval_in$fn__58.invoke (classlojure.clj:55)
    classlojure$eval_in.doInvoke (classlojure.clj:51)
    clojure.lang.RestFn.applyTo (RestFn.java:143)
    clojure.core$apply.doInvoke (core.clj:548)
    clojure.lang.RestFn.invoke (RestFn.java:534)
    cake.project$project_eval.invoke (project.clj:95)
    cake.tasks.swank$wrap_swank_context_BANG_.invoke (swank.clj:21)
    cake.tasks.swank$start_swank.invoke (swank.clj:32)
    cake.tasks.swank$task_swank.invoke (swank.clj:52)
    clojure.lang.Var.invoke (Var.java:365)
    cake.task$run_task.invoke (task.clj:129)
    cake.task$run_task.invoke (task.clj:116)
    cake.main$process_command.invoke (main.clj:22)
    cake.server$create$fn__836.invoke (server.clj:85)
    cake.utils.server_socket$accept_fn$fn__565$fn__568.invoke (server_socket.clj:39)
    cake.utils.server_socket$accept_fn$fn__565.invoke (server_socket.clj:38)
    clojure.lang.AFn.run (AFn.java:24)
    java.lang.Thread.run (Thread.java:680)