[INFO] updating cached repository zdlovett/rust-ls
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zdlovett/rust-ls
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zdlovett/rust-ls" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/zdlovett/rust-ls"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/zdlovett/rust-ls'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zdlovett/rust-ls" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/zdlovett/rust-ls"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/zdlovett/rust-ls'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08597703f06cfe5ee2b1f8958c0f37b303028e87
[INFO] sha for GitHub repo zdlovett/rust-ls: 08597703f06cfe5ee2b1f8958c0f37b303028e87
[INFO] validating manifest of zdlovett/rust-ls on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zdlovett/rust-ls on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zdlovett/rust-ls
[INFO] finished frobbing zdlovett/rust-ls
[INFO] frobbed toml for zdlovett/rust-ls written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/zdlovett/rust-ls/Cargo.toml
[INFO] started frobbing zdlovett/rust-ls
[INFO] finished frobbing zdlovett/rust-ls
[INFO] frobbed toml for zdlovett/rust-ls written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/zdlovett/rust-ls/Cargo.toml
[INFO] crate zdlovett/rust-ls already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zdlovett/rust-ls against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/zdlovett/rust-ls:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 02df3fddf0bdaccc10589d1c63da1cccf5a629cf3388bb19008213db9189d2e2
[INFO] running `"docker" "start" "-a" "02df3fddf0bdaccc10589d1c63da1cccf5a629cf3388bb19008213db9189d2e2"`
[INFO] [stderr]     Checking rust-ls v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "02df3fddf0bdaccc10589d1c63da1cccf5a629cf3388bb19008213db9189d2e2"`
[INFO] running `"docker" "rm" "-f" "02df3fddf0bdaccc10589d1c63da1cccf5a629cf3388bb19008213db9189d2e2"`
[INFO] [stdout] 02df3fddf0bdaccc10589d1c63da1cccf5a629cf3388bb19008213db9189d2e2