Dec 02 07:11:52.415 INFO documenting google-vision1-1.0.8+20181001 against try#f86f76f89ea2b1ccbfb3741962ec2029d878a389 for pr-55318-1
Dec 02 07:11:52.415 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318-1/worker-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55318-1/try#f86f76f89ea2b1ccbfb3741962ec2029d878a389:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f86f76f89ea2b1ccbfb3741962ec2029d878a389-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 07:11:52.679 INFO [stdout] 60dd2a10ff396c3ec019f790cebf2956d960c8dc04037e161f57a402dd38fe64
Dec 02 07:11:52.681 INFO running `"docker" "start" "-a" "60dd2a10ff396c3ec019f790cebf2956d960c8dc04037e161f57a402dd38fe64"`
Dec 02 07:11:53.116 INFO [stderr] usermod: no changes
Dec 02 07:11:53.376 INFO [stderr]  Documenting google-vision1 v1.0.8+20181001 (/source)
Dec 02 07:12:00.264 INFO [stderr] error: character literal may only contain one codepoint: 'alpha'
Dec 02 07:12:00.264 INFO [stderr]   --> <stdin>:11:10
Dec 02 07:12:00.264 INFO [stderr]    |
Dec 02 07:12:00.264 INFO [stderr] 11 |    if (!('alpha' in rgb_color)) {
Dec 02 07:12:00.267 INFO [stderr]    |          ^^^^^^^
Dec 02 07:12:00.267 INFO [stderr] 
Dec 02 07:12:00.331 INFO [stderr] error: Could not document `google-vision1`.
Dec 02 07:12:00.331 INFO [stderr] 
Dec 02 07:12:00.331 INFO [stderr] Caused by:
Dec 02 07:12:00.331 INFO [stderr]   process didn't exit successfully: `rustdoc --crate-name google_vision1 src/lib.rs --color never -o /target/doc --document-private-items -L dependency=/target/debug/deps --extern hyper=/target/debug/deps/libhyper-716acd86c10c3fd2.rmeta --extern mime=/target/debug/deps/libmime-0cac807e0e755745.rmeta --extern serde=/target/debug/deps/libserde-76bfe730453b5a77.rmeta --extern serde_derive=/target/debug/deps/libserde_derive-3e1597ddc1e33d41.so --extern serde_json=/target/debug/deps/libserde_json-5cebbd4b1876b33b.rmeta --extern url=/target/debug/deps/liburl-bb27d45e4e609f35.rmeta --extern yup_oauth2=/target/debug/deps/libyup_oauth2-5f5f92705d334ba9.rmeta --cap-lints=forbid` (exit code: 1)
Dec 02 07:12:00.331 INFO [stderr] su: No module specific data is present
Dec 02 07:12:00.722 INFO running `"docker" "inspect" "60dd2a10ff396c3ec019f790cebf2956d960c8dc04037e161f57a402dd38fe64"`
Dec 02 07:12:00.831 INFO running `"docker" "rm" "-f" "60dd2a10ff396c3ec019f790cebf2956d960c8dc04037e161f57a402dd38fe64"`
Dec 02 07:12:00.964 INFO [stdout] 60dd2a10ff396c3ec019f790cebf2956d960c8dc04037e161f57a402dd38fe64