Precompiling ClusterManagers

What’s a good fix for this?

julia> using ClusterManagers
INFO: Recompiling stale cache file /share/apps/Julia/julia-903644385b/share/julia/site/lib/v0.6/ClusterManagers.ji for module ClusterManagers.
WARNING: The call to compilecache failed to create a usable precompiled cache file for module ClusterManagers. Got:
WARNING: Precompile file header verification checks failed.
ERROR: LoadError: Declaring precompile(true) is only allowed in module files being imported.
Stacktrace:
[1] precompile(::Bool) at ./loading.jl:342
[2] include_from_node1(::String) at ./loading.jl:576
[3] eval(::Module, ::Any) at ./boot.jl:235
[4] _require(::Symbol) at ./loading.jl:490
[5] require(::Symbol) at ./loading.jl:405
while loading /share/apps/Julia/julia-903644385b/share/julia/site/v0.6/ClusterManagers/src/ClusterManagers.jl, in expression starting on line 1