[INFO] updating cached repository Michael-F-Bryan/mdbook-linkcheck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Michael-F-Bryan/mdbook-linkcheck
[INFO] [stderr]  * branch              HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael-F-Bryan/mdbook-linkcheck" "work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Michael-F-Bryan/mdbook-linkcheck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Michael-F-Bryan/mdbook-linkcheck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Michael-F-Bryan/mdbook-linkcheck" "work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Michael-F-Bryan/mdbook-linkcheck"`
[INFO] [stderr] Cloning into 'work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Michael-F-Bryan/mdbook-linkcheck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 61d69fefbd38af4d51e54dec307b3088e8bccd7e
[INFO] sha for GitHub repo Michael-F-Bryan/mdbook-linkcheck: 61d69fefbd38af4d51e54dec307b3088e8bccd7e
[INFO] validating manifest of Michael-F-Bryan/mdbook-linkcheck on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Michael-F-Bryan/mdbook-linkcheck on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Michael-F-Bryan/mdbook-linkcheck
[INFO] finished frobbing Michael-F-Bryan/mdbook-linkcheck
[INFO] frobbed toml for Michael-F-Bryan/mdbook-linkcheck written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Michael-F-Bryan/mdbook-linkcheck/Cargo.toml
[INFO] started frobbing Michael-F-Bryan/mdbook-linkcheck
[INFO] finished frobbing Michael-F-Bryan/mdbook-linkcheck
[INFO] frobbed toml for Michael-F-Bryan/mdbook-linkcheck written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/gh/Michael-F-Bryan/mdbook-linkcheck/Cargo.toml
[INFO] crate Michael-F-Bryan/mdbook-linkcheck has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Michael-F-Bryan/mdbook-linkcheck against master#6ecad338381cc3b8d56e2df22e5971a598eddd6c for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-2/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/gh/Michael-F-Bryan/mdbook-linkcheck:/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" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a1b4bf3c366271bdab5b1e020128bf8510bb964612849ed6819213ca40311ae6
[INFO] running `"docker" "start" "-a" "a1b4bf3c366271bdab5b1e020128bf8510bb964612849ed6819213ca40311ae6"`
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]     Checking native-tls v0.2.1
[INFO] [stderr]     Checking handlebars v1.0.5
[INFO] [stderr]     Checking hyper v0.12.12
[INFO] [stderr]     Checking structopt v0.2.12
[INFO] [stderr]     Checking mdbook v0.2.2
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.3
[INFO] [stderr]     Checking mdbook-linkcheck v0.2.4-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.65s
[INFO] running `"docker" "inspect" "a1b4bf3c366271bdab5b1e020128bf8510bb964612849ed6819213ca40311ae6"`
[INFO] running `"docker" "rm" "-f" "a1b4bf3c366271bdab5b1e020128bf8510bb964612849ed6819213ca40311ae6"`
[INFO] [stdout] a1b4bf3c366271bdab5b1e020128bf8510bb964612849ed6819213ca40311ae6