Export Options Plist flag in xcodebuild

0.1-export-plist.sh

# Switch xcrun to leverage Xcode 7
# Note: This won't be needed once Xcode 7 is released
#       and becomes the primary Xcode in use.
export DEVELOPER_DIR=/Applications/Xcode-beta.app/Contents/Developer/

# Export Archive
xcrun xcodebuild -exportArchive -exportOptionsPlist exportPlist.plist -archivePath /path/to/app.xcarchive -exportPath /path/to/app.ipa

0.2-exportPlist.plist

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>teamID</key>
        <string>MYTEAMID123</string>
        <key>method</key>
        <string>app-store</string>
        <key>uploadSymbols</key>
        <true/>
</dict>
</plist>

1.1-archive.sh

# Archive
xcodebuild -scheme MyApp -archivePath builds/MyApp.xcarchive archive

1.2-export-archive.sh

# Switch xcrun to leverage Xcode 7
# Note: This won't be needed once Xcode 7 is released and is the 
#       primary Xcode in use.
export DEVELOPER_DIR=/Applications/Xcode-beta.app/Contents/Developer/

# Export Archive
xcrun xcodebuild -exportArchive -exportOptionsPlist exportPlist.plist -archivePath builds/MyApp.xcarchive -exportPath builds/MyApp.ipa

2.1-verify-results.sh

# Unzip the ipa file to verify contents
cd builds
unzip -q MyApp.ipa
ls -al

# We should see the following folders
# - Payload
# - SwiftSupport
# - Symbols
# - WatchKitSupport

2.2-verify-codesign.sh

cd Payload

#Verify Watch App
xcrun codesign -dv MyApp.app/PlugIns/MyApp\ WatchKit\ Extension.appex/MyApp\ WatchKit\ App.app

#Verify Watch Extension
xcrun codesign -dv MyApp.app/PlugIns/MyApp\ WatchKit\ Extension.appex

#Verify main app
xcrun codesign -dv MyApp.app

install_profile.sh

#!/bin/sh
# Install Provisioning profiles from the command line
# Credit: http://stackoverflow.com/questions/11128284/provide-xcodebuild-with-mobileprovision-file
# 
# Usage:
#    ./install_profile.sh /path/to/provisioning_profile
#
die() { echo "$@" 1>&2 ; exit 1; }

if [ ! $# == 1 ]; then
 echo "Usage: $0 (/path/to/provisioning_profile)"
 exit
fi

provisioning_profile=$1

uuid=$(/usr/libexec/PlistBuddy -c 'Print UUID' /dev/stdin <<< $(security cms -D -i $provisioning_profile)) || die "Could not extract profile from $provisioning_profile" 

echo "Found UUID: $uuid"

output=~/Library/MobileDevice/Provisioning\ Profiles/$uuid.mobileprovision

echo "copying to $output.."
cp "${provisioning_profile}" "$output" || die "failed to copy $provisioning_profile to $output"

echo "done"

I am trying to get my symbols with Xcode8. Using verify-results.sh's tip to unzip gives me, when I remove the -q for quiet;
$ unzip /Users/MYPATH/build/IPA/Dev-iPhone-Jenkins-14.ipa
Archive: /Users/MYPATH/build/IPA/Dev-iPhone-Jenkins-14.ipa
replace Payload/DevelopIt.app/01 add photo.png? [y]es, [n]o, [A]ll, [N]one, [r]ename:
So I cancelled that. In Xcode GUI. I do have build settings for "DWARF plus DSYM".