Err:1 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libobjc4 amd64 8.1.0-5ubuntu1~16.04
  404  Not Found
Get:2 http://azure.archive.ubuntu.com/ubuntu xenial-updates/main amd64 libgc1c2 amd64 1:7.4.2-7.3ubuntu0.1 [82.1 kB]
Get:3 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libtcl8.6 amd64 8.6.5+dfsg-2 [875 kB]
Get:4 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libtk8.6 amd64 8.6.5-1 [693 kB]
Get:5 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 tk8.6-blt2.5 amd64 2.5.3+dfsg-3 [574 kB]
Get:6 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 blt amd64 2.5.3+dfsg-3 [4,852 B]
Get:7 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 fonts-lyx all 2.1.4-2 [161 kB]
Get:8 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 gfortran amd64 4:5.3.1-1ubuntu1 [1,288 B]
Get:9 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 javascript-common all 11 [6,066 B]
Get:10 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libblas-common amd64 3.6.0-2ubuntu2 [5,342 B]
Get:11 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 libatlas3-base amd64 3.10.2-9 [2,697 kB]
Get:12 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libblas3 amd64 3.6.0-2ubuntu2 [147 kB]
Get:13 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libblas-dev amd64 3.6.0-2ubuntu2 [153 kB]
Get:14 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 libatlas-dev amd64 3.10.2-9 [22.1 kB]
Get:15 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 libatlas-base-dev amd64 3.10.2-9 [3,596 kB]
Get:16 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 libjs-jquery-ui all 1.10.1+dfsg-1 [458 kB]
Get:17 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 ttf-bitstream-vera all 1.10-8 [352 kB]
Get:18 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python-matplotlib-data all 1.5.1-1ubuntu1 [2,414 kB]
Get:19 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python3-cycler all 0.9.0-1 [5,532 B]
Get:20 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python3-dateutil all 2.4.2-1 [39.1 kB]
Get:21 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python3-decorator all 4.0.6-1 [9,388 B]
Get:22 http://azure.archive.ubuntu.com/ubuntu xenial-updates/main amd64 python3-pyparsing all 2.0.3+dfsg1-1ubuntu0.1 [35.5 kB]
Get:23 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 python3-tz all 2014.10~dfsg1-0ubuntu2 [24.6 kB]
Get:24 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 python3-numpy amd64 1:1.11.0-1ubuntu1 [1,762 kB]
Get:25 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python3-matplotlib amd64 1.5.1-1ubuntu1 [3,881 kB]
Get:26 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libobjc-5-dev amd64 5.5.0-12ubuntu1~16.04 [381 kB]
Get:27 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libwebp5 amd64 0.4.4-1 [165 kB]
Get:28 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 libwebpmux1 amd64 0.4.4-1 [14.2 kB]
Get:29 http://azure.archive.ubuntu.com/ubuntu xenial-updates/main amd64 python3-pil amd64 3.1.2-0ubuntu1.1 [313 kB]
Get:30 http://azure.archive.ubuntu.com/ubuntu xenial/main amd64 python3-tk amd64 3.5.1-1 [25.1 kB]
Get:31 http://azure.archive.ubuntu.com/ubuntu xenial-updates/universe amd64 python3-virtualenv all 15.0.1+ds-3ubuntu1 [43.2 kB]
Get:32 http://azure.archive.ubuntu.com/ubuntu xenial/universe amd64 python3-scipy amd64 0.17.0-1 [8,327 kB]
Get:33 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libasan2 amd64 5.5.0-12ubuntu1~16.04 [265 kB]
Get:34 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libmpx0 amd64 5.5.0-12ubuntu1~16.04 [9,830 B]
Get:35 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 g++-5 amd64 5.5.0-12ubuntu1~16.04 [8,446 kB]
Get:36 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 gcc-5 amd64 5.5.0-12ubuntu1~16.04 [8,620 kB]
Get:37 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libstdc++-5-dev amd64 5.5.0-12ubuntu1~16.04 [1,421 kB]
Get:38 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libgcc-5-dev amd64 5.5.0-12ubuntu1~16.04 [2,231 kB]
Get:39 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 cpp-5 amd64 5.5.0-12ubuntu1~16.04 [7,796 kB]
Err:40 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 lib32gcc1 amd64 1:8.1.0-5ubuntu1~16.04
  404  Not Found
Err:41 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 lib32stdc++6 amd64 8.1.0-5ubuntu1~16.04
  404  Not Found
Get:42 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 gcc-5-base amd64 5.5.0-12ubuntu1~16.04 [16.9 kB]
Get:43 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 gcc-6-base amd64 6.5.0-2ubuntu1~16.04 [16.6 kB]
Get:44 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libgfortran3 amd64 6.5.0-2ubuntu1~16.04 [270 kB]
Get:45 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 libgfortran-5-dev amd64 5.5.0-12ubuntu1~16.04 [291 kB]
Get:46 http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu xenial/main amd64 gfortran-5 amd64 5.5.0-12ubuntu1~16.04 [8,179 kB]
Fetched 64.8 MB in 1min 14s (872 kB/s)
E: Failed to fetch http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu/pool/main/g/gcc-8/libobjc4_8.1.0-5ubuntu1~16.04_amd64.deb  404  Not Found

E: Failed to fetch http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu/pool/main/g/gcc-8/lib32gcc1_8.1.0-5ubuntu1~16.04_amd64.deb  404  Not Found

E: Failed to fetch http://ppa.launchpad.net/ubuntu-toolchain-r/test/ubuntu/pool/main/g/gcc-8/lib32stdc++6_8.1.0-5ubuntu1~16.04_amd64.deb  404  Not Found

E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
##[error]Bash exited with code '100'.
##[section]Finishing: Install