Installation error: ERROR: MethodError: no method matching getindex(::Nothing, ::String)

[nmatzke]

Hi, I just hit an installation error on Fontconfig -- it crashes my install of Pkg.add("CUDAdrv").

With Pkg.add("Fontconfig") I get:

Pkg.add("Fontconfig")
 Resolving package versions...
 Installed Fontconfig ─ v0.3.0
ERROR: MethodError: no method matching getindex(::Nothing, ::String)
Stacktrace:
 [1] #ensure_all_artifacts_installed#41(::Pkg.BinaryPlatforms.MacOS, ::Nothing, ::typeof(Pkg.Artifacts.ensure_all_artifacts_installed), ::String) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Artifacts.jl:787
 [2] #ensure_all_artifacts_installed at ./none:0 [inlined]
 [3] #download_artifacts#71(::Pkg.BinaryPlatforms.MacOS, ::typeof(Pkg.Operations.download_artifacts), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:566
 [4] #download_artifacts at ./none:0 [inlined]
 [5] #add#102(::Bool, ::Pkg.BinaryPlatforms.MacOS, ::typeof(Pkg.Operations.add), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}, ::Array{Base.UUID,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:983
 [6] #add at ./none:0 [inlined]
 [7] #add#25(::Bool, ::Pkg.BinaryPlatforms.MacOS, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.add), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:102
 [8] add(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:72
 [9] #add#24 at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:69 [inlined]
 [10] add at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:69 [inlined]
 [11] #add#21 at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:67 [inlined]
 [12] add at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:67 [inlined]
 [13] #add#20(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.add), ::String) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:66
 [14] add(::String) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:66
 [15] top-level scope at REPL[9]:1

With Pkg.add(Pkg.PackageSpec(url = "https://github.com/JuliaGraphics/Fontconfig.jl")) I get:

Pkg.add(Pkg.PackageSpec(url = "https://github.com/JuliaGraphics/Fontconfig.jl"))
   Cloning git-repo `https://github.com/JuliaGraphics/Fontconfig.jl`

  Updating git-repo `https://github.com/JuliaGraphics/Fontconfig.jl`
  Updating git-repo `https://github.com/JuliaGraphics/Fontconfig.jl`
 Resolving package versions...
ERROR: MethodError: no method matching getindex(::Nothing, ::String)
Stacktrace:
 [1] #ensure_all_artifacts_installed#41(::Pkg.BinaryPlatforms.MacOS, ::Nothing, ::typeof(Pkg.Artifacts.ensure_all_artifacts_installed), ::String) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Artifacts.jl:787
 [2] #ensure_all_artifacts_installed at ./none:0 [inlined]
 [3] #download_artifacts#71(::Pkg.BinaryPlatforms.MacOS, ::typeof(Pkg.Operations.download_artifacts), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:566
 [4] #download_artifacts at ./none:0 [inlined]
 [5] #add#102(::Bool, ::Pkg.BinaryPlatforms.MacOS, ::typeof(Pkg.Operations.add), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}, ::Array{Base.UUID,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/Operations.jl:983
 [6] #add at ./none:0 [inlined]
 [7] #add#25(::Bool, ::Pkg.BinaryPlatforms.MacOS, ::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::typeof(Pkg.API.add), ::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:102
 [8] add(::Pkg.Types.Context, ::Array{Pkg.Types.PackageSpec,1}) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:72
 [9] #add#20 at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:69 [inlined]
 [10] add(::Pkg.Types.PackageSpec) at /Users/sabae/buildbot/worker/package_macos64/build/usr/share/julia/stdlib/v1.3/Pkg/src/API.jl:66
 [11] top-level scope at REPL[10]:1

My setup is:

versioninfo()
Julia Version 1.3.0-rc1.0
Commit 768b25f6a8 (2019-08-18 00:04 UTC)
Platform Info:
  OS: macOS (x86_64-apple-darwin18.6.0)
  CPU: Intel(R) Core(TM) i7-7700K CPU @ 4.20GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-6.0.1 (ORCJIT, skylake)