Swift Package Index

Build Information

Failed to build modbus2mqtt, reference main (208a1e), with Swift 6.1 for watchOS using Xcode 16.3 on 3 Dec 2025 19:03:47 UTC.

Build Command

No build command. This typically means the build failed at an early stage where we determine the build command.

Build Log

========================================
RunAll
========================================
Builder version: 4.68.0
Interrupt handler set up.
========================================
Checkout
========================================
Clone URL: https://github.com/jollyjinx/modbus-2-mqtt-bridge.git
Reference: main
Initialized empty Git repository in /Users/admin/builder/spi-builder-workspace/.git/
From https://github.com/jollyjinx/modbus-2-mqtt-bridge
 * branch            main       -> FETCH_HEAD
 * [new branch]      main       -> origin/main
HEAD is now at 208a1e3 updated readme to refer to ghcr.io instead of docker as images are now built automatically on github.
Cloned https://github.com/jollyjinx/modbus-2-mqtt-bridge.git
Revision (git rev-parse @):
208a1e35ef0a91fa85c0f1ea817a78c0dd695bb2
SUCCESS checkout https://github.com/jollyjinx/modbus-2-mqtt-bridge.git at main
========================================
Build
========================================
Selected platform:         watchOS
Swift version:             6.1
Building package at path:  $PWD
https://github.com/jollyjinx/modbus-2-mqtt-bridge.git
https://github.com/jollyjinx/modbus-2-mqtt-bridge.git
{
  "dependencies" : [
    {
      "identity" : "swift-argument-parser",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "1.6.2",
            "upper_bound" : "2.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/apple/swift-argument-parser"
    },
    {
      "identity" : "mqtt-nio",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.8.0",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/sroebert/mqtt-nio.git"
    },
    {
      "identity" : "jlog",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "0.0.9",
            "upper_bound" : "1.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/jollyjinx/JLog"
    },
    {
      "identity" : "swiftlibmodbus",
      "requirement" : {
        "range" : [
          {
            "lower_bound" : "2.0.2",
            "upper_bound" : "3.0.0"
          }
        ]
      },
      "type" : "sourceControl",
      "url" : "https://github.com/jollyjinx/SwiftLibModbus"
    }
  ],
  "manifest_display_name" : "modbus2mqtt",
  "name" : "modbus2mqtt",
  "path" : "/Users/admin/builder/spi-builder-workspace",
  "platforms" : [
    {
      "name" : "ios",
      "version" : "18.0"
    },
    {
      "name" : "macos",
      "version" : "15.0"
    }
  ],
  "products" : [
    {
      "name" : "modbus2mqtt",
      "targets" : [
        "modbus2mqtt"
      ],
      "type" : {
        "executable" : null
      }
    },
    {
      "name" : "SwiftLibModbus2MQTT",
      "targets" : [
        "SwiftLibModbus2MQTT"
      ],
      "type" : {
        "library" : [
          "automatic"
        ]
      }
    }
  ],
  "targets" : [
    {
      "c99name" : "modbus2mqtt",
      "module_type" : "SwiftTarget",
      "name" : "modbus2mqtt",
      "path" : "Sources/modbus2mqtt",
      "product_dependencies" : [
        "ArgumentParser",
        "JLog"
      ],
      "product_memberships" : [
        "modbus2mqtt"
      ],
      "resources" : [
        {
          "path" : "/Users/admin/builder/spi-builder-workspace/Sources/modbus2mqtt/DeviceDefinitions",
          "rule" : {
            "copy" : {
            }
          }
        }
      ],
      "sources" : [
        "modbus2mqtt.swift"
      ],
      "target_dependencies" : [
        "SwiftLibModbus2MQTT"
      ],
      "type" : "executable"
    },
    {
      "c99name" : "SwiftLibModbus2MQTT",
      "module_type" : "SwiftTarget",
      "name" : "SwiftLibModbus2MQTT",
      "path" : "Sources/SwiftLibModbus2MQTT",
      "product_dependencies" : [
        "MQTTNIO",
        "JLog",
        "SwiftLibModbus"
      ],
      "product_memberships" : [
        "modbus2mqtt",
        "SwiftLibModbus2MQTT"
      ],
      "sources" : [
        "BitMappedValue.swift",
        "MQTTRequestResponse.swift",
        "MQTTServer.swift",
        "ModbusDefinition.swift",
        "ModbusValue.swift"
      ],
      "type" : "library"
    }
  ],
  "tools_version" : "6.1"
}
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Fetching from https://github.com/jollyjinx/JLog
Fetching from https://github.com/jollyjinx/SwiftLibModbus
Fetching from https://github.com/sroebert/mqtt-nio.git
Fetching from https://github.com/apple/swift-argument-parser (cached)
Resolve Package Graph
Updating from https://github.com/jollyjinx/SwiftLibModbus
Updating from https://github.com/apple/swift-argument-parser
Updating from https://github.com/sroebert/mqtt-nio.git
Updating from https://github.com/jollyjinx/JLog
Resolved source packages:
  spi-builder-workspace: (null)
2025-12-03 11:03:45.745 xcodebuild[546:3029] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-03-12_11-03-0045.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because root depends on 'jlog' 0.0.9..<1.0.0.
'jlog' >= 0.0.9 cannot be used because no versions of 'jlog' match the requirement 0.0.10..<1.0.0 and 'jlog' 0.0.9 contains incompatible tools version (6.1.2).
Command line invocation:
    /Applications/Xcode-16.3.0.app/Contents/Developer/usr/bin/xcodebuild -IDEClonedSourcePackagesDirPathOverride=/Users/admin/builder/spi-builder-workspace/.dependencies -resolvePackageDependencies
Resolve Package Graph
Updating from https://github.com/jollyjinx/JLog
Updating from https://github.com/sroebert/mqtt-nio.git
Updating from https://github.com/jollyjinx/SwiftLibModbus
Updating from https://github.com/apple/swift-argument-parser
Resolved source packages:
  spi-builder-workspace: (null)
2025-12-03 11:03:47.058 xcodebuild[788:4271] Writing error result bundle to /var/folders/5k/5yc19ymj0jqd5v0zvgfqz0xw0000gn/T/ResultBundle_2025-03-12_11-03-0047.xcresult
xcodebuild: error: Could not resolve package dependencies:
  Failed to resolve dependencies Dependencies could not be resolved because root depends on 'jlog' 0.0.9..<1.0.0.
'jlog' >= 0.0.9 cannot be used because no versions of 'jlog' match the requirement 0.0.10..<1.0.0 and 'jlog' 0.0.9 contains incompatible tools version (6.1.2).
BUILD FAILURE 6.1 watchOS