[INFO] updating cached repository svevang/pipclient-tokenize
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/svevang/pipclient-tokenize
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/svevang/pipclient-tokenize" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/svevang/pipclient-tokenize"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/svevang/pipclient-tokenize'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/svevang/pipclient-tokenize" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/svevang/pipclient-tokenize"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/svevang/pipclient-tokenize'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 957e8caa463c73e6b5c808b91632beb2283d4906
[INFO] sha for GitHub repo svevang/pipclient-tokenize: 957e8caa463c73e6b5c808b91632beb2283d4906
[INFO] validating manifest of svevang/pipclient-tokenize on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of svevang/pipclient-tokenize on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing svevang/pipclient-tokenize
[INFO] finished frobbing svevang/pipclient-tokenize
[INFO] frobbed toml for svevang/pipclient-tokenize written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/svevang/pipclient-tokenize/Cargo.toml
[INFO] started frobbing svevang/pipclient-tokenize
[INFO] finished frobbing svevang/pipclient-tokenize
[INFO] frobbed toml for svevang/pipclient-tokenize written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/svevang/pipclient-tokenize/Cargo.toml
[INFO] crate svevang/pipclient-tokenize already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking svevang/pipclient-tokenize against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-7/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/svevang/pipclient-tokenize:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 37da637d3f98e99ca87dfc07ffdf752de2c07be7e0016bc88ebf003509e3b6a5
[INFO] running `"docker" "start" "-a" "37da637d3f98e99ca87dfc07ffdf752de2c07be7e0016bc88ebf003509e3b6a5"`
[INFO] [stderr]    Compiling cpython v0.2.0 (https://github.com/svevang/rust-cpython.git?branch=feature/python-as-crate#3c4e7274)
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling python-sys v0.1.0 (https://github.com/svevang/rust-cpython.git?branch=feature/python-as-crate#3c4e7274)
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr] error: failed to run custom build command for `python-sys v0.1.0 (https://github.com/svevang/rust-cpython.git?branch=feature/python-as-crate#3c4e7274)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/crater/target/debug/build/python-sys-b17afadc4f761bfe/build-script-build` (exit code: 1)
[INFO] [stderr] --- stderr
[INFO] [stderr] Downloading Python-3.5.0.tar.xz...
[INFO] [stderr] -> https://www.python.org/ftp/python/3.5.0/Python-3.5.0.tar.xz
[INFO] [stderr] error: failed to download Python-3.5.0.tar.xz
[INFO] [stderr] 
[INFO] [stderr] BUILD FAILED (Debian GNU/Linux 9 using python-build 20160602)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] python-sys: Error building python. See `cargo clean && cargo build -vv` for more info. 
[INFO] [stderr]  For more detailed help look at https://github.com/pyenv/pyenv/wiki/Common-build-problems 
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "37da637d3f98e99ca87dfc07ffdf752de2c07be7e0016bc88ebf003509e3b6a5"`
[INFO] running `"docker" "rm" "-f" "37da637d3f98e99ca87dfc07ffdf752de2c07be7e0016bc88ebf003509e3b6a5"`
[INFO] [stdout] 37da637d3f98e99ca87dfc07ffdf752de2c07be7e0016bc88ebf003509e3b6a5