Swift Package Index

Build Information

Failed to build TLS, reference 2.1.3 (a5981b), with Swift 6.3 for macOS (SPM) on 11 Apr 2026 06:49:38 UTC.

Build Command

env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64

Build Log

========================================
RunAll
========================================
Builder version: 4.70.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/vapor-community/tls.git
Reference: 2.1.3
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/vapor-community/tls
 * tag               2.1.3      -> FETCH_HEAD
HEAD is now at a5981b0 Merge pull request #71 from vapor-community/warnings-real
Cloned https://github.com/vapor-community/tls.git
Revision (git rev-parse @):
a5981b0a370f227521330beb92b7ce6d636a1eb2
SUCCESS checkout https://github.com/vapor-community/tls.git at 2.1.3
Fetching https://github.com/vapor/core.git
Fetching https://github.com/vapor/sockets.git
Fetching https://github.com/vapor/ctls.git
[1/71] Fetching ctls
[72/3383] Fetching ctls, sockets
[172/23526] Fetching ctls, sockets, core
Fetched https://github.com/vapor/ctls.git from cache (1.47s)
Fetched https://github.com/vapor/core.git from cache (1.47s)
Fetched https://github.com/vapor/sockets.git from cache (1.47s)
Computing version for https://github.com/vapor/ctls.git
Computed https://github.com/vapor/ctls.git at 1.1.3 (2.14s)
Computing version for https://github.com/vapor/core.git
Computed https://github.com/vapor/core.git at 2.2.1 (0.66s)
Fetching https://github.com/vapor/debugging.git
Fetching https://github.com/vapor/bits.git
[1/260] Fetching debugging
Fetched https://github.com/vapor/debugging.git from cache (0.60s)
[1/358] Fetching bits
Fetched https://github.com/vapor/bits.git from cache (0.67s)
Computing version for https://github.com/vapor/debugging.git
Computed https://github.com/vapor/debugging.git at 1.1.1 (1.36s)
Computing version for https://github.com/vapor/bits.git
Computed https://github.com/vapor/bits.git at 1.1.1 (0.73s)
Computing version for https://github.com/vapor/sockets.git
Computed https://github.com/vapor/sockets.git at 2.2.3 (0.75s)
Creating working copy for https://github.com/vapor/sockets.git
Working copy of https://github.com/vapor/sockets.git resolved at 2.2.3
Creating working copy for https://github.com/vapor/core.git
Working copy of https://github.com/vapor/core.git resolved at 2.2.1
Creating working copy for https://github.com/vapor/ctls.git
Working copy of https://github.com/vapor/ctls.git resolved at 1.1.3
Creating working copy for https://github.com/vapor/debugging.git
Working copy of https://github.com/vapor/debugging.git resolved at 1.1.1
Creating working copy for https://github.com/vapor/bits.git
Working copy of https://github.com/vapor/bits.git resolved at 1.1.1
========================================
ResolveProductDependencies
========================================
Resolving dependencies ...
{
  "identity": ".resolve-product-dependencies",
  "name": "resolve-dependencies",
  "url": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "version": "unspecified",
  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies",
  "traits": [
    "default"
  ],
  "dependencies": [
    {
      "identity": "tls",
      "name": "TLS",
      "url": "https://github.com/vapor-community/tls.git",
      "version": "unspecified",
      "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/tls",
      "traits": [
        "default"
      ],
      "dependencies": [
        {
          "identity": "core",
          "name": "Core",
          "url": "https://github.com/vapor/core.git",
          "version": "2.2.1",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/core",
          "traits": [
            "default"
          ],
          "dependencies": [
            {
              "identity": "bits",
              "name": "Bits",
              "url": "https://github.com/vapor/bits.git",
              "version": "1.1.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/bits",
              "traits": [
                "default"
              ],
              "dependencies": [
              ]
            },
            {
              "identity": "debugging",
              "name": "Debugging",
              "url": "https://github.com/vapor/debugging.git",
              "version": "1.1.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/debugging",
              "traits": [
                "default"
              ],
              "dependencies": [
              ]
            }
          ]
        },
        {
          "identity": "sockets",
          "name": "Sockets",
          "url": "https://github.com/vapor/sockets.git",
          "version": "2.2.3",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/sockets",
          "traits": [
            "default"
          ],
          "dependencies": [
            {
              "identity": "core",
              "name": "Core",
              "url": "https://github.com/vapor/core.git",
              "version": "2.2.1",
              "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/core",
              "traits": [
                "default"
              ],
              "dependencies": [
                {
                  "identity": "bits",
                  "name": "Bits",
                  "url": "https://github.com/vapor/bits.git",
                  "version": "1.1.1",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/bits",
                  "traits": [
                    "default"
                  ],
                  "dependencies": [
                  ]
                },
                {
                  "identity": "debugging",
                  "name": "Debugging",
                  "url": "https://github.com/vapor/debugging.git",
                  "version": "1.1.1",
                  "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/debugging",
                  "traits": [
                    "default"
                  ],
                  "dependencies": [
                  ]
                }
              ]
            }
          ]
        },
        {
          "identity": "ctls",
          "name": "CTLS",
          "url": "https://github.com/vapor/ctls.git",
          "version": "1.1.3",
          "path": "/Users/admin/builder/spi-builder-workspace/.resolve-product-dependencies/.build/checkouts/ctls",
          "traits": [
            "default"
          ],
          "dependencies": [
          ]
        }
      ]
    }
  ]
}
Fetching https://github.com/vapor-community/tls.git
[1/1144] Fetching tls
Fetched https://github.com/vapor-community/tls.git from cache (0.85s)
Fetching https://github.com/vapor/core.git from cache
Fetching https://github.com/vapor/sockets.git from cache
Fetching https://github.com/vapor/ctls.git from cache
Fetched https://github.com/vapor/ctls.git from cache (0.42s)
Fetched https://github.com/vapor/core.git from cache (0.53s)
Fetched https://github.com/vapor/sockets.git from cache (0.53s)
Computing version for https://github.com/vapor/ctls.git
Computed https://github.com/vapor/ctls.git at 1.1.3 (0.60s)
Computing version for https://github.com/vapor/core.git
Computed https://github.com/vapor/core.git at 2.2.1 (0.05s)
Fetching https://github.com/vapor/bits.git from cache
Fetching https://github.com/vapor/debugging.git from cache
Fetched https://github.com/vapor/debugging.git from cache (0.42s)
Fetched https://github.com/vapor/bits.git from cache (0.45s)
Computing version for https://github.com/vapor/debugging.git
Computed https://github.com/vapor/debugging.git at 1.1.1 (0.52s)
Computing version for https://github.com/vapor/bits.git
Computed https://github.com/vapor/bits.git at 1.1.1 (0.04s)
Computing version for https://github.com/vapor/sockets.git
Computed https://github.com/vapor/sockets.git at 2.2.3 (0.04s)
Creating working copy for https://github.com/vapor/debugging.git
Working copy of https://github.com/vapor/debugging.git resolved at 1.1.1
Creating working copy for https://github.com/vapor/sockets.git
Working copy of https://github.com/vapor/sockets.git resolved at 2.2.3
Creating working copy for https://github.com/vapor-community/tls.git
Working copy of https://github.com/vapor-community/tls.git resolved at 2.1.3 (a5981b0)
Creating working copy for https://github.com/vapor/core.git
Working copy of https://github.com/vapor/core.git resolved at 2.2.1
Creating working copy for https://github.com/vapor/ctls.git
Working copy of https://github.com/vapor/ctls.git resolved at 1.1.3
Creating working copy for https://github.com/vapor/bits.git
Working copy of https://github.com/vapor/bits.git resolved at 1.1.1
warning: 'ctls': ignoring declared target(s) 'CTLS' in the system package
warning: '.resolve-product-dependencies': dependency 'tls' is not used by any target
Found 3 product dependencies
  - Core
  - Sockets
  - CTLS
========================================
Build
========================================
Selected platform:         macosSpm
Swift version:             6.3
Building package at path:  $PWD
https://github.com/vapor-community/tls.git
Running build ...
env DEVELOPER_DIR=/Applications/Xcode-26.4.0.app xcrun swift build --arch arm64
Building for debugging...
[0/8] Write sources
[7/8] Write swift-version--6988338F2F200930.txt
[9/31] Compiling Debugging Debuggable.swift
[10/31] Emitting module Debugging
[11/31] Emitting module libc
[12/31] Compiling libc libc.swift
[13/31] Compiling Bits ByteSequence+Conversions.swift
[14/31] Compiling Bits Bytes+Base64.swift
[15/31] Compiling Bits String+BytesConvertible.swift
[16/31] Compiling Bits UnsignedInteger+BytesConvertible.swift
[17/31] Compiling Bits HexEncoder.swift
[18/31] Compiling Bits Operators.swift
[19/32] Compiling Bits UnsignedInteger+Shifting.swift
[20/32] Compiling Bits BytesConvertible.swift
[21/32] Compiling Bits Data+BytesConvertible.swift
[22/32] Compiling Bits Byte+Random.swift
[23/32] Compiling Bits Byte+UTF8Numbers.swift
[24/32] Compiling Bits Byte+Alphabet.swift
[25/32] Compiling Bits Byte+ControlCharacters.swift
[26/32] Compiling Bits Aliases.swift
[27/32] Compiling Bits Base64Encoder.swift
[28/32] Compiling Bits Byte+Convenience.swift
[29/32] Compiling Bits Byte+PatternMatching.swift
[30/32] Emitting module Bits
[31/32] Compiling Bits Bytes+Hex.swift
[32/32] Compiling Bits Bytes+Percent.swift
[33/54] Emitting module Core
[34/56] Compiling Core Sequence.swift
[35/56] Compiling Core StaticDataBuffer.swift
[36/56] Compiling Core Extendable.swift
[37/56] Compiling Core FileProtocol.swift
[38/56] Compiling Core String+CaseInsensitiveCompare.swift
[39/56] Compiling Core String+Polymorphic.swift
[40/56] Compiling Core Array.swift
[41/56] Compiling Core Bits.swift
[42/56] Compiling Core Cache.swift
[43/56] Compiling Core Int+Hex.swift
[44/56] Compiling Core Lock.swift
[45/56] Compiling Core Result.swift
[46/56] Compiling Core Semaphore.swift
[47/56] Compiling Core DispatchTime+Utilities.swift
[48/56] Compiling Core EmptyInitializable.swift
[49/56] Compiling Core Exports.swift
[50/56] Compiling Core Portal.swift
[51/56] Compiling Core RFC1123.swift
[52/56] Compiling Core Collection+Safe.swift
[53/56] Compiling Core DataFile.swift
[54/56] Compiling Core Dispatch.swift
[55/56] Compiling Core String.swift
[56/56] Compiling Core WorkingDirectory.swift
[57/66] Compiling Transport StreamError.swift
[58/66] Compiling Transport Stream.swift
[59/67] Compiling Transport ReadableStream.swift
[60/67] Compiling Transport ServerStream.swift
[61/67] Compiling Transport InternetStream.swift
[62/67] Compiling Transport Port.swift
[63/67] Compiling Transport Exports.swift
[64/67] Emitting module Transport
[65/67] Compiling Transport ClientStream.swift
[66/67] Compiling Transport FoundationStream.swift
[67/67] Compiling Transport WriteableStream.swift
[68/88] Compiling Sockets TCPReadableSocket.swift
[69/88] Compiling Sockets TCPSocket.swift
[70/90] Compiling Sockets InternetSocket.swift
[71/90] Compiling Sockets Pipe.swift
[72/90] Compiling Sockets Config.swift
[73/90] Compiling Sockets Descriptor.swift
[74/90] Compiling Sockets RawSocket.swift
[75/90] Compiling Sockets Select.swift
[76/90] Compiling Sockets TCPWriteableSocket.swift
[77/90] Compiling Sockets UDPSocket.swift
[78/90] Emitting module Sockets
[79/90] Compiling Sockets TCPEstablishedSocket.swift
[80/90] Compiling Sockets TCPInternetSocket.swift
[81/90] Compiling Sockets Conversions.swift
[82/90] Compiling Sockets Error.swift
[83/90] Compiling Sockets FDSet.swift
[84/90] Compiling Sockets Socket.swift
[85/90] Compiling Sockets SocketOptions.swift
[86/90] Compiling Sockets Address+C.swift
[87/90] Compiling Sockets Address.swift
[88/90] Compiling Sockets Buffer.swift
[89/90] Compiling Sockets Types.swift
[90/90] Compiling Sockets Exports.swift
[91/102] Compiling TLS Socket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[92/102] Compiling TLS Utilities.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[93/103] Compiling TLS Exports.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[94/103] Compiling TLS ServerSocket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[95/103] Compiling TLS Context.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[96/103] Compiling TLS Error.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[97/103] Compiling TLS InternetSocket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[98/103] Compiling TLS Mode.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[99/103] Compiling TLS ReadableSocket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
error: emit-module command failed with exit code 1 (use -v to see invocation)
[100/103] Emitting module TLS
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[101/103] Compiling TLS Certificates.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[102/103] Compiling TLS ClientSocket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
[103/103] Compiling TLS WriteableSocket.swift
<module-includes>:1:9: note: in file included from <module-includes>:1:
1 | #import "shim.h"
  |         `- note: in file included from <module-includes>:1:
2 |
/Users/admin/builder/spi-builder-workspace/.build/checkouts/ctls/shim.h:4:10: error: 'openssl/conf.h' file not found
 2 | #define __COPENSSL_SHIM_H__
 3 |
 4 | #include <openssl/conf.h>
   |          `- error: 'openssl/conf.h' file not found
 5 | #include <openssl/evp.h>
 6 | #include <openssl/err.h>
/Users/admin/builder/spi-builder-workspace/Sources/TLS/ClientSocket.swift:1:8: error: could not build Objective-C module 'CTLS'
 1 | import CTLS
   |        `- error: could not build Objective-C module 'CTLS'
 2 |
 3 | /// An SSL Socket.
warning: 'ctls': ignoring declared target(s) 'CTLS' in the system package
warning: failed to retrieve search paths with pkg-config; maybe pkg-config is not installed
warning: you may be able to install ctls using your system-packager:
    brew install openssl
warning: you may be able to install ctls using your system-packager:
    brew install openssl
BUILD FAILURE 6.3 macosSpm