Ran spack with -k option so as to not check SSL certificates. First line of output indicates that I asked for --insecure and will not check SSL certificates. Spack proceeds to fail install hdf5 because of a certificate verification problem.
Error Message
$ https_proxy=someproxy:someport spack -k install hdf5
==> Warning: You asked for --insecure. Will NOT check SSL certificates.
==> Warning: apple-clang@12.0.0 cannot build optimized binaries for "skylake". Using best target possible: "x86_64"
[+] /Users/user/releases/spack/opt/spack/darwin-catalina-x86_64/apple-clang-12.0.0/libiconv-1.16-xrjlxcvkn62ahhgvknu3nreo4ehaqex2
[+] /Users/user/releases/spack/opt/spack/darwin-catalina-x86_64/apple-clang-12.0.0/pkgconf-1.7.3-zhcbxznqu7xuml4o5lb5cqumkqqnrzdl
[+] /Users/user/releases/spack/opt/spack/darwin-catalina-x86_64/apple-clang-12.0.0/xz-5.2.5-gfa5h76vfxvbstqeo2ub5aao424gfzks
[+] /Users/user/releases/spack/opt/spack/darwin-catalina-x86_64/apple-clang-12.0.0/zlib-1.2.11-x2anksgssxsxa7pcnhzg5k3dhgacglze
[+] /Users/user/releases/spack/opt/spack/darwin-catalina-x86_64/apple-clang-12.0.0/libxml2-2.9.10-dqzlvh6klvk75t2gw7qnt64s3bspzozx
==> Installing hwloc
==> No binary for hwloc found: installing from source
==> Warning: microarchitecture specific optimizations are not supported yet on mixed compiler toolchains [check apple-clang@12.0.0 for further details]
==> Warning: Spack was unable to fetch url list due to a certificate verification problem. You can try running spack -k, which will not check SSL certificates. Use this at your own risk.
==> Warning: Spack was unable to fetch url list due to a certificate verification problem. You can try running spack -k, which will not check SSL certificates. Use this at your own risk.
Ran spack with -k option so as to not check SSL certificates. First line of output indicates that I asked for --insecure and will not check SSL certificates. Spack proceeds to fail install hdf5 because of a certificate verification problem.
Error Message