I'm in a GHC tree, built with Hadrian, I'm getting this red problem.  But compilation has got way past compiling base.  

why is it looking in my .ghc/... directory?   It should be looking in my build tree.

Simon

bash$ ~/code/HEAD-1/_build/ghc-stage1 -c Foo.hs
Loaded package environment from /home/simonpj/.ghc/x86_64-linux-9.5.20220628/environments/default
<command line>: cannot satisfy -package-id base-4.17.0.0
    (use -v for more information)

bash$ cat ~/code/HEAD-1/_build/ghc-stage1
"/home/simonpj/code/HEAD-1/_build/stage0/bin/ghc" "-no-global-package-db" "-package-db /home/simonpj/code/HEAD-1/_build/stage1/lib/package.conf.d" "$@"