[INFO] crate tokio-io 0.1.12 is already in cache
[INFO] extracting crate tokio-io 0.1.12 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/tokio-io/0.1.12
[INFO] extracting crate tokio-io 0.1.12 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-io/0.1.12
[INFO] validating manifest of tokio-io-0.1.12 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 tokio-io-0.1.12 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 tokio-io-0.1.12
[INFO] finished frobbing tokio-io-0.1.12
[INFO] frobbed toml for tokio-io-0.1.12 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/tokio-io/0.1.12/Cargo.toml
[INFO] started frobbing tokio-io-0.1.12
[INFO] finished frobbing tokio-io-0.1.12
[INFO] frobbed toml for tokio-io-0.1.12 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-io/0.1.12/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tokio-io-0.1.12 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/tokio-io/0.1.12:/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] 05b2336b6b4bd6432e395ef4b0c0c7cf372daa3e09d501f44bb00f73ba505399
[INFO] running `"docker" "start" "-a" "05b2336b6b4bd6432e395ef4b0c0c7cf372daa3e09d501f44bb00f73ba505399"`
[INFO] [stderr]     Checking tokio-io v0.1.12 (/opt/crater/workdir)
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type IoFuture<T> = Box<Future<Item = T, Error = std_io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = std_io::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:54
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, missing_debug_implementations, warnings)]
[INFO] [stderr]    |                                                      ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type IoStream<T> = Box<Stream<Item = T, Error = std_io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = T, Error = std_io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     _assert::<Box<AsyncRead>>();
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `dyn`: `dyn AsyncRead`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 |     _assert::<Box<AsyncWrite>>();
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn AsyncWrite`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:28
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub type IoFuture<T> = Box<Future<Item = T, Error = std_io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = T, Error = std_io::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:1:54
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, missing_debug_implementations, warnings)]
[INFO] [stderr]    |                                                      ^^^^^^^^
[INFO] [stderr]    = note: `#[deny(bare_trait_objects)]` implied by `#[deny(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type IoStream<T> = Box<Stream<Item = T, Error = std_io::Error> + Send>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream<Item = T, Error = std_io::Error> + Send`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:68:19
[INFO] [stderr]    |
[INFO] [stderr] 68 |     _assert::<Box<AsyncRead>>();
[INFO] [stderr]    |                   ^^^^^^^^^ help: use `dyn`: `dyn AsyncRead`
[INFO] [stderr] 
[INFO] [stderr] error: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:19
[INFO] [stderr]    |
[INFO] [stderr] 69 |     _assert::<Box<AsyncWrite>>();
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn AsyncWrite`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tokio-io`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `tokio-io`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "05b2336b6b4bd6432e395ef4b0c0c7cf372daa3e09d501f44bb00f73ba505399"`
[INFO] running `"docker" "rm" "-f" "05b2336b6b4bd6432e395ef4b0c0c7cf372daa3e09d501f44bb00f73ba505399"`
[INFO] [stdout] 05b2336b6b4bd6432e395ef4b0c0c7cf372daa3e09d501f44bb00f73ba505399