[INFO] crate tokio-threadpool 0.1.15 is already in cache
[INFO] extracting crate tokio-threadpool 0.1.15 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tokio-threadpool/0.1.15
[INFO] extracting crate tokio-threadpool 0.1.15 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tokio-threadpool/0.1.15
[INFO] validating manifest of tokio-threadpool-0.1.15 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tokio-threadpool-0.1.15 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tokio-threadpool-0.1.15
[INFO] finished frobbing tokio-threadpool-0.1.15
[INFO] frobbed toml for tokio-threadpool-0.1.15 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tokio-threadpool/0.1.15/Cargo.toml
[INFO] started frobbing tokio-threadpool-0.1.15
[INFO] finished frobbing tokio-threadpool-0.1.15
[INFO] frobbed toml for tokio-threadpool-0.1.15 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tokio-threadpool/0.1.15/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tokio-threadpool-0.1.15 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-5/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tokio-threadpool/0.1.15:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7252126a462b21032668c7f9aa5b1c1462e3e22a80dbe6322dd63e13a398dfb6
[INFO] running `"docker" "start" "-a" "7252126a462b21032668c7f9aa5b1c1462e3e22a80dbe6322dd63e13a398dfb6"`
[INFO] [stderr]     Checking tokio-threadpool v0.1.15 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/threadpool.rs:21:60
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn ignore_results<F: Future + Send + 'static>(f: F) -> Box<Future<Item = (), Error = ()> + Send> {
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/threadpool.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let mut tx = pool.sender().clone();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/threadpool.rs:191:13
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let mut tx = pool.sender().clone();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/threadpool.rs:220:13
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let mut tx = pool.sender().clone();
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> tests/threadpool.rs:252:13
[INFO] [stderr]     |
[INFO] [stderr] 252 |         let mut pool_tx = pool.sender().clone();
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `"docker" "inspect" "7252126a462b21032668c7f9aa5b1c1462e3e22a80dbe6322dd63e13a398dfb6"`
[INFO] running `"docker" "rm" "-f" "7252126a462b21032668c7f9aa5b1c1462e3e22a80dbe6322dd63e13a398dfb6"`
[INFO] [stdout] 7252126a462b21032668c7f9aa5b1c1462e3e22a80dbe6322dd63e13a398dfb6