lein-tarsier errors in lein2 preview 8

gistfile1.txt

[503,1] joyspring [master *]$ lein2 vimclojure
Could not find artifact lein-tarsier:lein-tarsier:pom:0.9.3 in central (http://repo1.maven.org/maven2)
Retrieving lein-tarsier/lein-tarsier/0.9.3/lein-tarsier-0.9.3.pom (3k)
    from https://clojars.org/repo/
Could not find artifact lein-tarsier:lein-tarsier:jar:0.9.3 in central (http://repo1.maven.org/maven2)
Retrieving lein-tarsier/lein-tarsier/0.9.3/lein-tarsier-0.9.3.jar (8k)
    from https://clojars.org/repo/
Exception in thread "main" java.lang.ClassNotFoundException: vimclojure.nailgun.NGServer, compiling:(NO_SOURCE_PATH:1)
	at clojure.lang.Compiler.analyzeSeq(Compiler.java:6462)
	at clojure.lang.Compiler.analyze(Compiler.java:6262)
	at clojure.lang.Compiler.analyzeSeq(Compiler.java:6443)
	at clojure.lang.Compiler.analyze(Compiler.java:6262)
	at clojure.lang.Compiler.access$100(Compiler.java:37)
	at clojure.lang.Compiler$LetExpr$Parser.parse(Compiler.java:5883)
	at clojure.lang.Compiler.analyzeSeq(Compiler.java:6455)
	at clojure.lang.Compiler.analyze(Compiler.java:6262)
	at clojure.lang.Compiler.analyze(Compiler.java:6223)
	at clojure.lang.Compiler$BodyExpr$Parser.parse(Compiler.java:5618)
	at clojure.lang.Compiler$FnMethod.parse(Compiler.java:5054)
	at clojure.lang.Compiler$FnExpr.parse(Compiler.java:3674)
	at clojure.lang.Compiler.analyzeSeq(Compiler.java:6453)
	at clojure.lang.Compiler.analyze(Compiler.java:6262)
	at clojure.lang.Compiler.eval(Compiler.java:6508)
	at clojure.lang.Compiler.eval(Compiler.java:6501)
	at clojure.lang.Compiler.eval(Compiler.java:6477)
	at clojure.core$eval.invoke(core.clj:2797)
	at clojure.main$eval_opt.invoke(main.clj:297)
	at clojure.main$initialize.invoke(main.clj:316)
	at clojure.main$null_opt.invoke(main.clj:349)
	at clojure.main$main.doInvoke(main.clj:427)
	at clojure.lang.RestFn.invoke(RestFn.java:421)
	at clojure.lang.Var.invoke(Var.java:419)
	at clojure.lang.AFn.applyToHelper(AFn.java:163)
	at clojure.lang.Var.applyTo(Var.java:532)
	at clojure.main.main(main.java:37)
Caused by: java.lang.ClassNotFoundException: vimclojure.nailgun.NGServer
	at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
	at clojure.lang.DynamicClassLoader.findClass(DynamicClassLoader.java:61)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:247)
	at clojure.lang.RT.classForName(RT.java:2039)
	at clojure.lang.Compiler$HostExpr.maybeClass(Compiler.java:957)
	at clojure.lang.Compiler$HostExpr.access$400(Compiler.java:736)
	at clojure.lang.Compiler$NewExpr$Parser.parse(Compiler.java:2473)
	at clojure.lang.Compiler.analyzeSeq(Compiler.java:6455)
	... 26 more