使用leanengine.yaml配置 ffmpeg 后，部署时遇到如下错误：

部署失败：The command '/bin/sh -c echo 'deb http://ppa.launchpad.net/mc3man/trusty-media/ubuntu trusty main' > /etc/apt/sources.list.d/trusty-media.list &&apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 8E51A6D660CD88D67D65221D90BD7EACED8E640A &&apt-get update && apt-get install -y ffmpeg' returned a non-zero code: 137:
Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --homedir /tmp/tmp.snVfquWbbB --no-auto-check-trustdb --trust-model always --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyserver keyserver.ubuntu.com --recv-keys 8E51A6D660CD88D67D65221D90BD7EACED8E640A
gpg: requesting key ED8E640A from hkp server keyserver.ubuntu.com
gpg: key ED8E640A: public key "Launchpad PPA for Doug McMahon" imported
gpg: Total number processed: 1
gpg: imported: 1 (RSA: 1)
Ign http://ubuntu.mirrors.ucloud.cn1 trusty InRelease
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates InRelease
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security InRelease
Get:1 http://ppa.launchpad.net trusty InRelease [15.5 kB]
Hit http://ubuntu.mirrors.ucloud.cn1 trusty Release.gpg
Hit http://ubuntu.mirrors.ucloud.cn1 trusty Release
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/main Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/restricted Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/universe Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/main amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/restricted amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-updates/universe amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/main Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/restricted Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/universe Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/main amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/restricted amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty-security/universe amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/main Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/restricted Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/universe Sources
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/main amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/restricted amd64 Packages
Hit http://ubuntu.mirrors.ucloud.cn1 trusty/universe amd64 Packages
Get:2 http://ppa.launchpad.net trusty/main amd64 Packages [55.0 kB]
Fetched 70.4 kB in 4s (16.4 kB/s)
Reading package lists...
Reading package lists...
Building dependency tree...
Reading state information...
The following extra packages will be installed:
i965-va-driver libasound2 libasound2-data libass5 libasyncns0 libdrm-intel1
libdrm-nouveau2 libdrm-radeon1 libegl1-mesa libegl1-mesa-drivers libelf1
libfdk-aac1 libflac8 libgbm1 libgl1-mesa-dri libgl1-mesa-glx libglapi-mesa
libllvm3.4 libmp3lame0 libnuma1 libogg0 libopencore-amrnb0
libopencore-amrwb0 libopenvg1-mesa libopus0 libpciaccess0 libpulse0
libsdl2-2.0-0 libsndfile1 libsoxr0 libspeex1 libtheora0 libtxc-dxtn-s2tc0
libva-drm1 libva-x11-1 libva1 libvdpau1 libvidstab1.0 libvorbis0a
libvorbisenc2 libwavpack1 libwayland-client0 libwayland-cursor0
libwayland-egl1-mesa libwayland-server0 libwrap0 libx11-xcb1 libx264-148
libx265-110 libxcb-dri2-0 libxcb-dri3-0 libxcb-glx0 libxcb-present0
libxcb-shape0 libxcb-sync1 libxcb-xfixes0 libxcursor1 libxdamage1 libxfixes3
libxi6 libxinerama1 libxkbcommon0 libxrandr2 libxshmfence1 libxss1 libxv1
libxvidcore4 libxxf86vm1 tcpd va-driver-all vdpau-va-driver x11-common
Suggested packages:
libasound2-plugins alsa-utils libglide3 opus-tools pciutils pulseaudio speex
nvidia-vdpau-driver vdpau-driver
The following NEW packages will be installed:
ffmpeg i965-va-driver libasound2 libasound2-data libass5 libasyncns0
libdrm-intel1 libdrm-nouveau2 libdrm-radeon1 libegl1-mesa
libegl1-mesa-drivers libelf1 libfdk-aac1 libflac8 libgbm1 libgl1-mesa-dri
libgl1-mesa-glx libglapi-mesa libllvm3.4 libmp3lame0 libnuma1 libogg0
libopencore-amrnb0 libopencore-amrwb0 libopenvg1-mesa libopus0 libpciaccess0
libpulse0 libsdl2-2.0-0 libsndfile1 libsoxr0 libspeex1 libtheora0
libtxc-dxtn-s2tc0 libva-drm1 libva-x11-1 libva1 libvdpau1 libvidstab1.0
libvorbis0a libvorbisenc2 libwavpack1 libwayland-client0 libwayland-cursor0
libwayland-egl1-mesa libwayland-server0 libwrap0 libx11-xcb1 libx264-148
libx265-110 libxcb-dri2-0 libxcb-dri3-0 libxcb-glx0 libxcb-present0
libxcb-shape0 libxcb-sync1 libxcb-xfixes0 libxcursor1 libxdamage1 libxfixes3
libxi6 libxinerama1 libxkbcommon0 libxrandr2 libxshmfence1 libxss1 libxv1
libxvidcore4 libxxf86vm1 tcpd va-driver-all vdpau-va-driver x11-common
0 upgraded, 73 newly installed, 0 to remove and 43 not upgraded.
Need to get 53.2 MB of archives.
After this operation, 212 MB of additional disk space will be used.
Get:1 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libelf1 amd64 0.158-0ubuntu5.2 [38.0 kB]
Get:2 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libnuma1 amd64 2.0.9~rc5-1ubuntu3.14.04.2 [20.5 kB]
Get:3 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libpciaccess0 amd64 0.13.2-1 [20.4 kB]
Get:4 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libdrm-intel1 amd64 2.4.67-1ubuntu0.14.04.1 [55.3 kB]
Get:5 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libasound2-data all 1.0.27.2-3ubuntu7 [26.3 kB]
Get:6 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libasound2 amd64 1.0.27.2-3ubuntu7 [327 kB]
Get:7 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libasyncns0 amd64 0.8-4ubuntu2 [11.9 kB]
Get:8 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libdrm-nouveau2 amd64 2.4.67-1ubuntu0.14.04.1 [15.9 kB]
Get:9 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libdrm-radeon1 amd64 2.4.67-1ubuntu0.14.04.1 [21.2 kB]
Get:10 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libllvm3.4 amd64 1:3.4-1ubuntu3 [6540 kB]
Get:11 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libgl1-mesa-dri amd64 10.1.3-0ubuntu0.6 [4823 kB]
Get:12 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libwayland-client0 amd64 1.4.0-1ubuntu1 [22.1 kB]
Get:13 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libwayland-server0 amd64 1.4.0-1ubuntu1 [27.1 kB]
Get:14 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-dri2-0 amd64 1.10-2ubuntu1 [6710 B]
Get:15 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libgbm1 amd64 10.1.3-0ubuntu0.6 [19.0 kB]
Get:16 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libx11-xcb1 amd64 2:1.6.2-1ubuntu2 [9426 B]
Get:17 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-xfixes0 amd64 1.10-2ubuntu1 [8486 B]
Get:18 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libegl1-mesa amd64 10.1.3-0ubuntu0.6 [59.1 kB]
Get:19 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libglapi-mesa amd64 10.1.3-0ubuntu0.6 [21.0 kB]
Get:20 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libopenvg1-mesa amd64 10.1.3-0ubuntu0.6 [12.9 kB]
Get:21 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libxfixes3 amd64 1:5.0.1-1ubuntu1.1 [10.4 kB]
Get:22 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libwayland-egl1-mesa amd64 10.1.3-0ubuntu0.6 [6484 B]
Get:23 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libegl1-mesa-drivers amd64 10.1.3-0ubuntu0.6 [1993 kB]
Get:24 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libogg0 amd64 1.3.1-1ubuntu1 [17.0 kB]
Get:25 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libflac8 amd64 1.3.0-2ubuntu0.14.04.1 [80.2 kB]
Get:26 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-dri3-0 amd64 1.10-2ubuntu1 [5118 B]
Get:27 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-glx0 amd64 1.10-2ubuntu1 [20.0 kB]
Get:28 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-present0 amd64 1.10-2ubuntu1 [5254 B]
Get:29 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcb-sync1 amd64 1.10-2ubuntu1 [8090 B]
Get:30 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxdamage1 amd64 1:1.1.4-1ubuntu1 [7612 B]
Get:31 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxshmfence1 amd64 1.1-2 [4644 B]
Get:32 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxxf86vm1 amd64 1:1.1.3-1 [11.7 kB]
Get:33 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libgl1-mesa-glx amd64 10.1.3-0ubuntu0.6 [113 kB]
Get:34 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/universe libopencore-amrnb0 amd64 0.1.3-2ubuntu1 [90.4 kB]
Get:35 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/universe libopencore-amrwb0 amd64 0.1.3-2ubuntu1 [45.3 kB]
Get:36 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libsndfile1 amd64 1.0.25-7ubuntu2.2 [136 kB]
Get:37 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libwrap0 amd64 7.6.q-25 [46.2 kB]
Get:38 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libpulse0 amd64 1:4.0-0ubuntu11.1 [225 kB]
Get:39 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libwayland-cursor0 amd64 1.4.0-1ubuntu1 [9918 B]
Get:40 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxcursor1 amd64 1:1.1.14-1 [22.8 kB]
Get:41 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libxi6 amd64 2:1.7.1.901-1ubuntu1.1 [27.9 kB]
Get:42 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxinerama1 amd64 2:1.1.3-1 [7908 B]
Get:43 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxkbcommon0 amd64 0.4.1-0ubuntu1 [87.9 kB]
Get:44 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main libxrandr2 amd64 2:1.5.0-1~trusty1 [17.5 kB]
Get:45 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/main x11-common all 1:7.7+1ubuntu8.1 [49.5 kB]
Get:46 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libxss1 amd64 1:1.2.2-1 [8582 B]
Get:47 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty-updates/universe libsdl2-2.0-0 amd64 2.0.2+dfsg1-3ubuntu1.1 [317 kB]
Get:48 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/universe libsoxr0 amd64 0.1.1-1 [101 kB]
Get:49 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/main libspeex1 amd64 1.2~rc1.1-1ubuntu1 [50.7 kB]
Get:50 http://ubuntu.mirrors.ucloud.cn/ubuntu/ trusty/ma