解决了吗，我的也有同样问题
macaca-doctor version: 2.0.0

Node.js checklist:

node env: /usr/local/bin/node
node version: v8.0.0

iOS checklist:

Xcode is installed at: /Applications/Xcode.app/Contents/Developer
Xcode Command Line Tools is ready, version: 2347.
xcodebuild version: 8.3.2
iproxy[usbmuxd] is installed at: /usr/local/bin/iproxy
ios_webkit_debug_proxy is installed at: /usr/local/bin/ios_webkit_debug_proxy
carthage is installed, version: 0.23.0

Android checklist:

JAVA version is 1.7.0_80
JAVA_HOME is set to /Library/Java/JavaVirtualMachines/jdk1.7.0_80.jdk/Contents/Home
ANDROID_HOME is set to /Users/kfz/Documents/dev/android-sdk-macosx/
Platforms is set to /Users/kfz/Documents/dev/android-sdk-macosx/platforms/android-19
ADB tool is set to /Users/kfz/Documents/dev/android-sdk-macosx/platform-tools/adb
gradle is installed, version: 3.5

Installed driver list:

chrome: 1.0.5
electron: 1.1.6
ios: 2.0.11

<-- GET /

helper.js:97:16 [master] pid:75400 xctest client proxy error with: Error: connect ECONNREFUSED 127.0.0.1:8001

Error: connect ECONNREFUSED 127.0.0.1:8001
at Object.exports._errnoException (util.js:1026:11)
at exports._exceptionWithHostPort (util.js:1049:20)
at TCPConnectWrap.afterConnect as oncomplete

<-- GET /favicon.ico
--> GET /favicon.ico 404