[INFO] updating cached repository chriskuehl/cargo-docserve
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chriskuehl/cargo-docserve
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chriskuehl/cargo-docserve" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chriskuehl/cargo-docserve"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chriskuehl/cargo-docserve'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chriskuehl/cargo-docserve" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chriskuehl/cargo-docserve"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chriskuehl/cargo-docserve'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32c979073d4a11c12adf6e19af71af04f5c4de2f
[INFO] sha for GitHub repo chriskuehl/cargo-docserve: 32c979073d4a11c12adf6e19af71af04f5c4de2f
[INFO] validating manifest of chriskuehl/cargo-docserve 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 chriskuehl/cargo-docserve 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 chriskuehl/cargo-docserve
[INFO] finished frobbing chriskuehl/cargo-docserve
[INFO] frobbed toml for chriskuehl/cargo-docserve written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/chriskuehl/cargo-docserve/Cargo.toml
[INFO] started frobbing chriskuehl/cargo-docserve
[INFO] finished frobbing chriskuehl/cargo-docserve
[INFO] frobbed toml for chriskuehl/cargo-docserve written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chriskuehl/cargo-docserve/Cargo.toml
[INFO] crate chriskuehl/cargo-docserve 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 chriskuehl/cargo-docserve against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/chriskuehl/cargo-docserve:/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] 005a3429e0384e69f850ba0565b30c8ca28051b7f6e05c0f21ca697de22e486e
[INFO] running `"docker" "start" "-a" "005a3429e0384e69f850ba0565b30c8ca28051b7f6e05c0f21ca697de22e486e"`
[INFO] [stderr] warning: unused manifest key: package.website
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking mount v0.3.0
[INFO] [stderr]     Checking staticfile v0.4.0
[INFO] [stderr]     Checking cargo-docserve v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `"docker" "inspect" "005a3429e0384e69f850ba0565b30c8ca28051b7f6e05c0f21ca697de22e486e"`
[INFO] running `"docker" "rm" "-f" "005a3429e0384e69f850ba0565b30c8ca28051b7f6e05c0f21ca697de22e486e"`
[INFO] [stdout] 005a3429e0384e69f850ba0565b30c8ca28051b7f6e05c0f21ca697de22e486e