[INFO] updating cached repository qmx/cargo-docserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/qmx/cargo-docserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/qmx/cargo-docserver" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/qmx/cargo-docserver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/qmx/cargo-docserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/qmx/cargo-docserver" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/qmx/cargo-docserver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/qmx/cargo-docserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8361c451e8c8b28765b37b69ea3b1096656d5888
[INFO] sha for GitHub repo qmx/cargo-docserver: 8361c451e8c8b28765b37b69ea3b1096656d5888
[INFO] validating manifest of qmx/cargo-docserver on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of qmx/cargo-docserver on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing qmx/cargo-docserver
[INFO] finished frobbing qmx/cargo-docserver
[INFO] frobbed toml for qmx/cargo-docserver written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/qmx/cargo-docserver/Cargo.toml
[INFO] started frobbing qmx/cargo-docserver
[INFO] finished frobbing qmx/cargo-docserver
[INFO] frobbed toml for qmx/cargo-docserver written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/qmx/cargo-docserver/Cargo.toml
[INFO] crate qmx/cargo-docserver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking qmx/cargo-docserver against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-6/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/qmx/cargo-docserver:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 961f5169cf45208b09b487af3026556b013fd0f37d99aa1468a7fcc1b9a966e5
[INFO] running `"docker" "start" "-a" "961f5169cf45208b09b487af3026556b013fd0f37d99aa1468a7fcc1b9a966e5"`
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking h2 v0.1.17
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking cargo_metadata v0.6.4
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking cargo-docserver v0.1.3-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 | type ResponseFuture = Box<Future<Item = Response<Body>, Error = io::Error> + Send>;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = io::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 | type ResponseFuture = Box<Future<Item = Response<Body>, Error = io::Error> + Send>;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Body>, Error = io::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.17s
[INFO] running `"docker" "inspect" "961f5169cf45208b09b487af3026556b013fd0f37d99aa1468a7fcc1b9a966e5"`
[INFO] running `"docker" "rm" "-f" "961f5169cf45208b09b487af3026556b013fd0f37d99aa1468a7fcc1b9a966e5"`
[INFO] [stdout] 961f5169cf45208b09b487af3026556b013fd0f37d99aa1468a7fcc1b9a966e5