root@joe-Inspiron-5537:/snapcraft-examples/examples/ros# snapcraft
qemu: Unsupported syscall: 278
qemu: Unsupported syscall: 278
"grade" property not specified: defaulting to "stable"
Use of pull-properties in the schema is deprecated.
Plugins should now implement get_pull_properties
Preparing to pull ros-project
Ign http://ports.ubuntu.com/ubuntu-ports trusty InRelease
Ign http://packages.ros.org/ros/ubuntu-ports trusty InRelease
Get:1 http://ports.ubuntu.com/ubuntu-ports trusty-updates InRelease [65.9 kB]
Ign http://packages.ros.org/ros/ubuntu-ports trusty Release
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Get:2 http://ports.ubuntu.com/ubuntu-ports trusty-security InRelease [65.9 kB]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Get:3 http://ports.ubuntu.com/ubuntu-ports trusty Release [58.5 kB]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
404 Not Found [IP: 64.50.236.52 80]
Get:4 http://ports.ubuntu.com/ubuntu-ports trusty-updates/main arm64 Packages [715 kB]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
404 Not Found [IP: 64.50.236.52 80]
Err http://packages.ros.org/ros/ubuntu-ports trusty/main arm64 Packages
404 Not Found [IP: 64.50.236.52 80]
Ign http://packages.ros.org/ros/ubuntu-ports trusty/main all Packages
Ign http://packages.ros.org/ros/ubuntu-ports trusty/main Translation-en
Get:5 http://ports.ubuntu.com/ubuntu-ports trusty-updates/main Translation-en [453 kB]
Get:6 http://ports.ubuntu.com/ubuntu-ports trusty-updates/universe arm64 Packages [367 kB]
Get:7 http://ports.ubuntu.com/ubuntu-ports trusty-updates/universe Translation-en [207 kB]
Get:8 http://ports.ubuntu.com/ubuntu-ports trusty Release.gpg [933 B]
Get:9 http://ports.ubuntu.com/ubuntu-ports trusty-security/main arm64 Packages [400 kB]
Get:10 http://ports.ubuntu.com/ubuntu-ports trusty-security/main Translation-en [311 kB]
Get:11 http://ports.ubuntu.com/ubuntu-ports trusty-security/universe arm64 Packages [136 kB]
Get:12 http://ports.ubuntu.com/ubuntu-ports trusty-security/universe Translation-en [86.6 kB]
Get:13 http://ports.ubuntu.com/ubuntu-ports trusty/main arm64 Packages [1251 kB]
Get:14 http://ports.ubuntu.com/ubuntu-ports trusty/universe arm64 Packages [5473 kB]
Fetched 9591 kB in 6s (256 kB/s)
W:Target Packages (main/binary-arm64/Packages) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:Target Packages (main/binary-all/Packages) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:Target Translations (main/i18n/Translation-en) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:Target Packages (universe/binary-arm64/Packages) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:Target Packages (universe/binary-all/Packages) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:Target Translations (universe/i18n/Translation-en) is configured multiple times in /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:5 and /home/joe/.cache/snapcraft/apt/35b5da22549e9dd9dfda8cc4c6ddf7990d35235b41d60464fccba996c0319f5d6d3009e5aca962266513adbccc9987a2/apt/etc/apt/sources.list:6, W:The repository 'http://packages.ros.org/ros/ubuntu-ports trusty Release' does not have a Release file., W:Data from such a repository can't be authenticated and is therefore potentially dangerous to use., W:See apt-secure(8) manpage for repository creation and user configuration details., E:Failed to fetch http://packages.ros.org/ros/ubuntu-ports/dists/trusty/main/binary-arm64/Packages 404 Not Found [IP: 64.50.236.52 80], E:Some index files failed to download. They have been ignored, or old ones used instead.