Problem in readbytes?

[IainNZ]

I'm getting error

ERROR: P not defined
 in readbytes at process.jl:462
 in checkTesting at /home/idunning/.julia/v0.3/PackageEvaluator/src/package.jl:142
 in evalPkg at /home/idunning/.julia/v0.3/PackageEvaluator/src/PackageEvaluator.jl:33

on version

Version 0.3.0-prerelease+3359 (2014-05-31 18:15 UTC)
 _/ |\__'_|_|_|\__'_|  |  Commit 75f7732 (0 days old master)

on the line

testoutput = get(PKGOPTS, pkg_name, :NORMAL) == :XVFB ? 
                        readall(`xvfb-run timeout 300s julia $(features[:TEST_MASTERFILE])`) :
                        readall(         `timeout 300s julia $(features[:TEST_MASTERFILE])`)

[IainNZ]

Thanks. Might be nice to add unit test for failed read