[INFO] fetching crate monoio 0.0.4...
[INFO] testing monoio-0.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate monoio 0.0.4 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate monoio 0.0.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate monoio 0.0.4
[INFO] finished tweaking crates.io crate monoio 0.0.4
[INFO] tweaked toml for crates.io crate monoio 0.0.4 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13f1c62ebb867587c7fe5afc9b551727980efe6b10782e99eefc967b7c5af060
[INFO] running `Command { std: "docker" "start" "-a" "13f1c62ebb867587c7fe5afc9b551727980efe6b10782e99eefc967b7c5af060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f1c62ebb867587c7fe5afc9b551727980efe6b10782e99eefc967b7c5af060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f1c62ebb867587c7fe5afc9b551727980efe6b10782e99eefc967b7c5af060", kill_on_drop: false }`
[INFO] [stdout] 13f1c62ebb867587c7fe5afc9b551727980efe6b10782e99eefc967b7c5af060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec90f8ac96b0b8e6392f39f473b34e4b6cb46fd06ccb0dd8d9729d3792cdb496
[INFO] running `Command { std: "docker" "start" "-a" "ec90f8ac96b0b8e6392f39f473b34e4b6cb46fd06ccb0dd8d9729d3792cdb496", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling io-uring v0.5.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling monoio-macros v0.0.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling os_socketaddr v0.2.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling monoio v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(generic_associated_types)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(box_into_inner)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(io_error_more)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/io/async_read_rent_ext.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     where
[INFO] [stdout] 24 | |         A: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated_where_clause_location)]` on by default
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 23 ~     
[INFO] [stdout] 24 ~     = impl Future<Output = BufResult<usize, T>> where A: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/io/async_write_rent_ext.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     where
[INFO] [stdout] 24 | |         A: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 23 ~     
[INFO] [stdout] 24 ~     = impl Future<Output = BufResult<usize, T>> where A: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/io/async_buf_read.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | /     where
[INFO] [stdout] 52 | |         Self: 'a,
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 51 ~     
[INFO] [stdout] 52 ~     = impl Future<Output = std::io::Result<&'a [u8]>> where Self: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/tcp/split.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     where
[INFO] [stdout] 25 | |         't: 'a,
[INFO] [stdout] 26 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 24 ~     
[INFO] [stdout] 25 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/tcp/split.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     where
[INFO] [stdout] 30 | |         't: 'a,
[INFO] [stdout] 31 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 29 ~     
[INFO] [stdout] 30 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/tcp/split.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     where
[INFO] [stdout] 48 | |         't: 'a,
[INFO] [stdout] 49 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     
[INFO] [stdout] 48 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/tcp/split.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     where
[INFO] [stdout] 53 | |         't: 'a,
[INFO] [stdout] 54 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 52 ~     
[INFO] [stdout] 53 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/tcp/split.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     where
[INFO] [stdout] 58 | |         't: 'a,
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 57 ~     
[INFO] [stdout] 58 ~     = impl std::future::Future<Output = Result<(), std::io::Error>> where 't: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/split.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     where
[INFO] [stdout] 145 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 144 ~     
[INFO] [stdout] 145 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/split.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 | /     where
[INFO] [stdout] 149 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 148 ~     
[INFO] [stdout] 149 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/split.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 | /     where
[INFO] [stdout] 187 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 186 ~     
[INFO] [stdout] 187 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/split.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 | /     where
[INFO] [stdout] 191 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 190 ~     
[INFO] [stdout] 191 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/stream.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 125 | /     where
[INFO] [stdout] 126 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 125 ~     
[INFO] [stdout] 126 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/stream.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 | /     where
[INFO] [stdout] 130 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 129 ~     
[INFO] [stdout] 130 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/stream.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 | /     where
[INFO] [stdout] 161 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 160 ~     
[INFO] [stdout] 161 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/tcp/stream.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 | /     where
[INFO] [stdout] 165 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 164 ~     
[INFO] [stdout] 165 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/unix/split.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     where
[INFO] [stdout] 25 | |         't: 'a,
[INFO] [stdout] 26 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 24 ~     
[INFO] [stdout] 25 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/unix/split.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     where
[INFO] [stdout] 30 | |         't: 'a,
[INFO] [stdout] 31 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 29 ~     
[INFO] [stdout] 30 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/unix/split.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | /     where
[INFO] [stdout] 48 | |         't: 'a,
[INFO] [stdout] 49 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     
[INFO] [stdout] 48 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/unix/split.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     where
[INFO] [stdout] 53 | |         't: 'a,
[INFO] [stdout] 54 | |         B: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 52 ~     
[INFO] [stdout] 53 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where 't: 'a, B: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/net/unix/split.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     where
[INFO] [stdout] 58 | |         't: 'a,
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 57 ~     
[INFO] [stdout] 58 ~     = impl std::future::Future<Output = Result<(), std::io::Error>> where 't: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/split.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | /     where
[INFO] [stdout] 145 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 144 ~     
[INFO] [stdout] 145 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/split.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 | /     where
[INFO] [stdout] 149 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 148 ~     
[INFO] [stdout] 149 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/split.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | /     where
[INFO] [stdout] 166 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 165 ~     
[INFO] [stdout] 166 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/split.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 | /     where
[INFO] [stdout] 170 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 169 ~     
[INFO] [stdout] 170 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/stream.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | /     where
[INFO] [stdout] 115 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 114 ~     
[INFO] [stdout] 115 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/stream.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 | /     where
[INFO] [stdout] 119 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 118 ~     
[INFO] [stdout] 119 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/stream.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | /     where
[INFO] [stdout] 150 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 149 ~     
[INFO] [stdout] 150 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/net/unix/stream.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     where
[INFO] [stdout] 154 | |         B: 'a,
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 153 ~     
[INFO] [stdout] 154 ~     = impl std::future::Future<Output = crate::BufResult<usize, B>> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/stream/iter.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     where
[INFO] [stdout] 30 | |         I: 'a,
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 29 ~     
[INFO] [stdout] 30 ~     = impl Future<Output = Option<Self::Item>> where I: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]   --> src/stream/stream_ext.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 | /     where
[INFO] [stdout] 67 | |         F: 'a,
[INFO] [stdout] 68 | |         St: 'a,
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]    |
[INFO] [stdout] 66 ~     
[INFO] [stdout] 67 ~     = impl Future<Output = Option<Self::Item>> where F: 'a, St: 'a;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/stream/stream_ext.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     where
[INFO] [stdout] 101 | |         F: 'a,
[INFO] [stdout] 102 | |         St: 'a,
[INFO] [stdout]     | |_______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 100 ~     
[INFO] [stdout] 101 ~     = impl Future<Output = Option<Self::Item>> where F: 'a, St: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(box_into_inner)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(io_error_more)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monoio` due to 7 previous errors; 32 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ec90f8ac96b0b8e6392f39f473b34e4b6cb46fd06ccb0dd8d9729d3792cdb496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec90f8ac96b0b8e6392f39f473b34e4b6cb46fd06ccb0dd8d9729d3792cdb496", kill_on_drop: false }`
[INFO] [stdout] ec90f8ac96b0b8e6392f39f473b34e4b6cb46fd06ccb0dd8d9729d3792cdb496