[INFO] fetching crate fixed-buffer 0.5.0...
[INFO] checking fixed-buffer-0.5.0 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate fixed-buffer 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fixed-buffer 0.5.0 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer 0.5.0
[INFO] finished tweaking crates.io crate fixed-buffer 0.5.0
[INFO] tweaked toml for crates.io crate fixed-buffer 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded safina-timer v0.1.11
[INFO] [stderr]   Downloaded smol v1.3.0
[INFO] [stderr]   Downloaded safina-async-test v0.1.13
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[INFO] [stderr]   Downloaded read-write-ext v0.1.1
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[INFO] [stderr]   Downloaded safina-threadpool v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 490c98d899d8dbccccbff73d5ba0f29345cc1c4096967b03507fc11a4c90bb19
[INFO] running `Command { std: "docker" "start" "-a" "490c98d899d8dbccccbff73d5ba0f29345cc1c4096967b03507fc11a4c90bb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "490c98d899d8dbccccbff73d5ba0f29345cc1c4096967b03507fc11a4c90bb19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "490c98d899d8dbccccbff73d5ba0f29345cc1c4096967b03507fc11a4c90bb19", kill_on_drop: false }`
[INFO] [stdout] 490c98d899d8dbccccbff73d5ba0f29345cc1c4096967b03507fc11a4c90bb19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f441737e44aeb81de08dd82e82a277c2ada7913a6ed3b2b25fdaff849b4389dd
[INFO] running `Command { std: "docker" "start" "-a" "f441737e44aeb81de08dd82e82a277c2ada7913a6ed3b2b25fdaff849b4389dd", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.67
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking safina-threadpool v0.2.4
[INFO] [stderr]     Checking safina-sync v0.2.4
[INFO] [stderr]     Checking safina-timer v0.1.11
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking read-write-ext v0.1.1
[INFO] [stderr]     Checking fixed-buffer v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking safina-executor v0.3.3
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]    Compiling safe-quote v1.0.15
[INFO] [stderr]    Compiling safina-async-test-core v0.1.4
[INFO] [stderr]     Checking safina-async-test v0.1.13
[INFO] [stderr]     Checking async-io v1.13.0
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
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[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/server.rs:43:43
[INFO] [stdout]     |
[INFO] [stdout] 43  |     let mut payload = read_writer.take_rw(len);
[INFO] [stdout]     |                                   ------- ^^^ expected `u64`, found `usize`
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/read-write-ext-0.1.1/src/lib.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn take_rw(&mut self, len: u64) -> ReadWriteTake<&mut Self> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] help: you can convert a `usize` to a `u64` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 43  |     let mut payload = read_writer.take_rw(len.try_into().unwrap());
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: ReadExt` or `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<0>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:6:40
[INFO] [stdout]     |
[INFO] [stdout] 6   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/futures_io.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures_lite::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:9:27
[INFO] [stdout]     |
[INFO] [stdout] 9   |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/futures_io.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures_lite::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: ReadExt` or `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<0>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:15:27
[INFO] [stdout]     |
[INFO] [stdout] 15  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:22:27
[INFO] [stdout]     |
[INFO] [stdout] 22  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: ReadExt` or `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<2>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:29:27
[INFO] [stdout]     |
[INFO] [stdout] 29  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:36:27
[INFO] [stdout]     |
[INFO] [stdout] 36  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: ReadExt` or `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<2>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:43:27
[INFO] [stdout]     |
[INFO] [stdout] 43  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "futures_io") due to 12 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/smol.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smol::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/smol.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smol::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:50:27
[INFO] [stdout]     |
[INFO] [stdout] 50  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: ReadExt` or `FixedBuf<3>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<3>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:59:23
[INFO] [stdout]     |
[INFO] [stdout] 59  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "server") due to 2 previous errors
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:62:9
[INFO] [stdout]     |
[INFO] [stdout] 62  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/tokio.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/tokio.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadExt`
[INFO] [stdout]  --> tests/async_std.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{ReadExt, WriteExt};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriteExt`
[INFO] [stdout]  --> tests/async_std.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{ReadExt, WriteExt};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "smol") due to 12 previous errors; 2 warnings emitted
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "tokio") due to 12 previous errors; 2 warnings emitted
[INFO] [stderr] error: could not compile `fixed-buffer` (test "async_std") due to 12 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f441737e44aeb81de08dd82e82a277c2ada7913a6ed3b2b25fdaff849b4389dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f441737e44aeb81de08dd82e82a277c2ada7913a6ed3b2b25fdaff849b4389dd", kill_on_drop: false }`
[INFO] [stdout] f441737e44aeb81de08dd82e82a277c2ada7913a6ed3b2b25fdaff849b4389dd
[INFO] checking fixed-buffer-0.5.0 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate fixed-buffer 0.5.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fixed-buffer 0.5.0 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-buffer 0.5.0
[INFO] finished tweaking crates.io crate fixed-buffer 0.5.0
[INFO] tweaked toml for crates.io crate fixed-buffer 0.5.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ef2e4f535ccc7917b5aee2df99d45a4db840afce45e2d4e4a7a3ff4dc94aae3
[INFO] running `Command { std: "docker" "start" "-a" "0ef2e4f535ccc7917b5aee2df99d45a4db840afce45e2d4e4a7a3ff4dc94aae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ef2e4f535ccc7917b5aee2df99d45a4db840afce45e2d4e4a7a3ff4dc94aae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef2e4f535ccc7917b5aee2df99d45a4db840afce45e2d4e4a7a3ff4dc94aae3", kill_on_drop: false }`
[INFO] [stdout] 0ef2e4f535ccc7917b5aee2df99d45a4db840afce45e2d4e4a7a3ff4dc94aae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a61372aa0bd5b08fa63456c31279d70ac74f7b85ebfacd3abb69173af1683f5c
[INFO] running `Command { std: "docker" "start" "-a" "a61372aa0bd5b08fa63456c31279d70ac74f7b85ebfacd3abb69173af1683f5c", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling safe-proc-macro2 v1.0.67
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking safina-threadpool v0.2.4
[INFO] [stderr]     Checking safina-sync v0.2.4
[INFO] [stderr]     Checking safina-timer v0.1.11
[INFO] [stderr]     Checking read-write-ext v0.1.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking fixed-buffer v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_crlf.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for n in 1..data.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_crlf.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 let payload_range = 0..(n - 1);
[INFO] [stdout]    |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_line.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for n in 0..data.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_line.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let payload_range = payload_start_incl..payload_end_excl;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:412:28
[INFO] [stdout]     |
[INFO] [stdout] 412 |         &self.mem.as_ref()[self.read_index..self.write_index]
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:440:37
[INFO] [stdout]     |
[INFO] [stdout] 440 |             Some(&self.mem.as_ref()[old_read_index..new_read_index])
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/lib.rs:578:32
[INFO] [stdout]     |
[INFO] [stdout] 578 |         &mut self.mem.as_mut()[self.write_index..]
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:622:26
[INFO] [stdout]     |
[INFO] [stdout] 622 |             .copy_within(self.read_index..self.write_index, 0);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:659:13
[INFO] [stdout]     |
[INFO] [stdout] 659 |             mem_start..mem_end
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustix v0.37.27
[INFO] [stderr]     Checking safina-executor v0.3.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]    Compiling safe-quote v1.0.15
[INFO] [stderr]    Compiling safina-async-test-core v0.1.4
[INFO] [stderr]     Checking safina-async-test v0.1.13
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]     Checking async-net v1.8.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking polling v3.5.0
[INFO] [stderr]     Checking async-io v2.3.1
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v1.8.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking smol v1.3.0
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]  --> tests/deframe_line.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     assert_eq!((1, Some(0..0)), deframe_line(b"\n").unwrap());
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]  --> tests/deframe_line.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     assert_eq!((2, Some(0..0)), deframe_line(b"\r\n").unwrap());
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     assert_eq!((4, Some(0..3)), deframe_line(b"abc\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]  --> tests/deframe_crlf.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     assert_eq!((2, Some(0..0)), deframe_crlf(b"\r\n").unwrap());
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     assert_eq!((5, Some(0..3)), deframe_line(b"abc\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     assert_eq!((4, Some(0..3)), deframe_line(b"abc\ndef").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 |     assert_eq!((5, Some(0..3)), deframe_line(b"abc\r\ndef").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:14:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |     assert_eq!((4, Some(0..3)), deframe_line(b"abc\ndef\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_crlf.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     assert_eq!((5, Some(0..3)), deframe_crlf(b"abc\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:15:25
[INFO] [stdout]    |
[INFO] [stdout] 15 |     assert_eq!((5, Some(0..3)), deframe_line(b"abc\r\ndef\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_crlf.rs:11:25
[INFO] [stdout]    |
[INFO] [stdout] 11 |     assert_eq!((5, Some(0..3)), deframe_crlf(b"abc\r\ndef").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_line.rs:16:25
[INFO] [stdout]    |
[INFO] [stdout] 16 |     assert_eq!((6, Some(0..4)), deframe_line(b"abc\r\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_crlf.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 |     assert_eq!((5, Some(0..3)), deframe_crlf(b"abc\r\ndef\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/deframe_crlf.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 |     assert_eq!((6, Some(0..4)), deframe_crlf(b"abc\n\r\n").unwrap());
[INFO] [stdout]    |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_crlf.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         for n in 1..data.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_crlf.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 let payload_range = 0..(n - 1);
[INFO] [stdout]    |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_line.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     for n in 0..data.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> src/deframe_line.rs:20:33
[INFO] [stdout]    |
[INFO] [stdout] 20 |             let payload_range = payload_start_incl..payload_end_excl;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:412:28
[INFO] [stdout]     |
[INFO] [stdout] 412 |         &self.mem.as_ref()[self.read_index..self.write_index]
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:440:37
[INFO] [stdout]     |
[INFO] [stdout] 440 |             Some(&self.mem.as_ref()[old_read_index..new_read_index])
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeFrom` range syntax
[INFO] [stdout]    --> src/lib.rs:578:32
[INFO] [stdout]     |
[INFO] [stdout] 578 |         &mut self.mem.as_mut()[self.write_index..]
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:622:26
[INFO] [stdout]     |
[INFO] [stdout] 622 |             .copy_within(self.read_index..self.write_index, 0);
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/lib.rs:659:13
[INFO] [stdout]     |
[INFO] [stdout] 659 |             mem_start..mem_end
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/test_utils.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let dest = &mut buf[0..num_read];
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:6:40
[INFO] [stdout]     |
[INFO] [stdout] 6   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:9:27
[INFO] [stdout]     |
[INFO] [stdout] 9   |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]   --> tests/test_utils.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let dest = &mut buf[0..num_read];
[INFO] [stdout]    |                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> tests/fixed_buf.rs:202:21
[INFO] [stdout]     |
[INFO] [stdout] 202 |     assert_eq!(Some(0..3), buf.deframe(deframe_line_reject_xs).unwrap());
[INFO] [stdout]     |                     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:15:27
[INFO] [stdout]     |
[INFO] [stdout] 15  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:22:27
[INFO] [stdout]     |
[INFO] [stdout] 22  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:29:27
[INFO] [stdout]     |
[INFO] [stdout] 29  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:36:27
[INFO] [stdout]     |
[INFO] [stdout] 36  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> tests/server.rs:43:43
[INFO] [stdout]     |
[INFO] [stdout] 43  |     let mut payload = read_writer.take_rw(len);
[INFO] [stdout]     |                                   ------- ^^^ expected `u64`, found `usize`
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/read-write-ext-0.1.1/src/lib.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn take_rw(&mut self, len: u64) -> ReadWriteTake<&mut Self> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] help: you can convert a `usize` to a `u64` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 43  |     let mut payload = read_writer.take_rw(len.try_into().unwrap());
[INFO] [stdout]     |                                              ++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:43:27
[INFO] [stdout]     |
[INFO] [stdout] 43  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:50:27
[INFO] [stdout]     |
[INFO] [stdout] 50  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: ReadExt` or `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<0>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:59:23
[INFO] [stdout]     |
[INFO] [stdout] 59  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:7:40
[INFO] [stdout]     |
[INFO] [stdout] 7   |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                                        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/tokio.rs:62:9
[INFO] [stdout]     |
[INFO] [stdout] 62  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:10:27
[INFO] [stdout]     |
[INFO] [stdout] 10  |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/tokio.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/tokio.rs:2:31
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: ReadExt` or `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<0>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<0>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:16:27
[INFO] [stdout]     |
[INFO] [stdout] 16  |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<0>: AsyncReadExt` or `FixedBuf<0>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<0>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<0>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: ReadExt` or `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<2>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: ReadExt` or `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<1>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/futures_io.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:30:27
[INFO] [stdout]     |
[INFO] [stdout] 30  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: ReadExt` or `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<2>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<1>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<1>: AsyncReadExt` or `FixedBuf<1>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<1>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<1>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/futures_io.rs:2:20
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures_lite::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/futures_io.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use futures_lite::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: ReadExt` or `FixedBuf<3>: async_std::io::Read`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Read`
[INFO] [stdout]             which is required by `FixedBuf<3>: ReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<2>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:44:27
[INFO] [stdout]     |
[INFO] [stdout] 44  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<2>: AsyncReadExt` or `FixedBuf<2>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<2>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<2>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "tokio") due to 12 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `read` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:51:27
[INFO] [stdout]     |
[INFO] [stdout] 51  |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncReadExt` or `FixedBuf<3>: AsyncRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncRead`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncReadExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:60:23
[INFO] [stdout]     |
[INFO] [stdout] 60  |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:61:23
[INFO] [stdout]     |
[INFO] [stdout] 61  |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/async_std.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: WriteExt` or `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: async_std::io::Write`
[INFO] [stdout]             which is required by `FixedBuf<3>: WriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `write` exists for struct `FixedBuf<3>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> tests/smol.rs:63:9
[INFO] [stdout]     |
[INFO] [stdout] 63  |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/workdir/src/lib.rs:298:1
[INFO] [stdout]     |
[INFO] [stdout] 298 | pub struct FixedBuf<const SIZE: usize> {
[INFO] [stdout]     | -------------------------------------- doesn't satisfy `FixedBuf<3>: AsyncWriteExt` or `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FixedBuf<3>: AsyncWrite`
[INFO] [stdout]             which is required by `FixedBuf<3>: AsyncWriteExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "server") due to 2 previous errors
[INFO] [stdout] warning: unused import: `ReadExt`
[INFO] [stdout]  --> tests/async_std.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{ReadExt, WriteExt};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `WriteExt`
[INFO] [stdout]  --> tests/async_std.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::io::{ReadExt, WriteExt};
[INFO] [stdout]   |                              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> tests/smol.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smol::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> tests/smol.rs:3:30
[INFO] [stdout]   |
[INFO] [stdout] 3 | use smol::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "futures_io") due to 12 previous errors; 2 warnings emitted
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "smol") due to 12 previous errors; 2 warnings emitted
[INFO] [stderr] error: could not compile `fixed-buffer` (test "async_std") due to 12 previous errors; 2 warnings emitted
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a61372aa0bd5b08fa63456c31279d70ac74f7b85ebfacd3abb69173af1683f5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61372aa0bd5b08fa63456c31279d70ac74f7b85ebfacd3abb69173af1683f5c", kill_on_drop: false }`
[INFO] [stdout] a61372aa0bd5b08fa63456c31279d70ac74f7b85ebfacd3abb69173af1683f5c
