duplicated error mesage when resolve fails

[johnnychen94]

Both release-1.4 and master branches have this issue

(ImageCore) pkg> test
    Testing ImageCore
┌ Error: Pkg.Resolve.ResolverError("Unsatisfiable requirements detected for package
ColorVectorSpace [c3611d14]:\n ColorVectorSpace [c3611d14] log:\n ├─possible versions 
are: [0.6.0-0.6.2, 0.7.0-0.7.1, 0.8.0-0.8.3] or uninstalled\n ├─restricted to versions *
 by an explicit requirement, leaving only versions [0.6.0-0.6.2, 0.7.0-0.7.1, 0.8.0-
0.8.3]\n └─restricted by compatibility requirements with Colors [5ae59095] to versions:
 uninstalled — no versions left\n   └─Colors [5ae59095] log:\n     ├─possible versions 
are: [0.9.0, 0.9.2-0.9.6, 0.10.0-0.10.2, 0.11.0-0.11.2, 0.12.0] or uninstalled\n     
└─restricted to versions 0.12 by ImageCore [a09fc81d], leaving only versions 0.12.0\n  
     └─ImageCore [a09fc81d] log:\n         ├─possible versions are: 0.8.11 or 
uninstalled\n         └─ImageCore [a09fc81d] is fixed to version 0.8.11", nothing)
└ @ Pkg.Operations ~/Documents/Julia/Pkg.jl/src/Operations.jl:1365
ERROR: Unsatisfiable requirements detected for package ColorVectorSpace [c3611d14]:
 ColorVectorSpace [c3611d14] log:
 ├─possible versions are: [0.6.0-0.6.2, 0.7.0-0.7.1, 0.8.0-0.8.3] or uninstalled
 ├─restricted to versions * by an explicit requirement, leaving only versions [0.6.0-0.6.2, 0.7.0-0.7.1, 0.8.0-0.8.3]
 └─restricted by compatibility requirements with Colors [5ae59095] to versions: uninstalled — no versions left
   └─Colors [5ae59095] log:
     ├─possible versions are: [0.9.0, 0.9.2-0.9.6, 0.10.0-0.10.2, 0.11.0-0.11.2, 0.12.0] or uninstalled
     └─restricted to versions 0.12 by ImageCore [a09fc81d], leaving only versions 0.12.0
       └─ImageCore [a09fc81d] log:
         ├─possible versions are: 0.8.11 or uninstalled
         └─ImageCore [a09fc81d] is fixed to version 0.8.11

julia> versioninfo()
Julia Version 1.4.0-rc2.0
Commit b99ed72c95 (2020-02-24 16:51 UTC)
Platform Info:
  OS: macOS (x86_64-apple-darwin19.0.0)
  CPU: Intel(R) Core(TM) i9-9880H CPU @ 2.30GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-8.0.1 (ORCJIT, skylake)
Environment:
  JULIA_NUM_THREADS = 8
  JULIA_PKG_SERVER = kr.pkg.julialang.org

If I comment out

Pkg.jl/src/Operations.jl

Line 1385 in 2786869

@error err

it works normally, but I guess #1372 is unrelated.

[KristofferC]

Yeah, I am not sure why that @error is there.

[KristofferC]

This has been changed to a @debug.