[INFO] fetching crate fixed-buffer 1.0.2...
[INFO] testing fixed-buffer-1.0.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fixed-buffer 1.0.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fixed-buffer 1.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fixed-buffer 1.0.2
[INFO] tweaked toml for crates.io crate fixed-buffer 1.0.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fixed-buffer 1.0.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fixed-buffer 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]    Compiling fixed-buffer v1.0.2 (/opt/rustwide/workdir)
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[INFO] [stderr]    Compiling fixed-buffer v1.0.2 (/opt/rustwide/workdir)
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> tests/async_std.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> tests/smol.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 |     assert_eq!(0, FixedBuf::from(*b"").read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |         assert_eq!(0, buf.read(&mut [b'x'; 0]).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |         assert_eq!(0, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import 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: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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |         assert_eq!(1, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Read` which provides `read` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Read;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |         assert_eq!(2, buf.read(&mut data).await.unwrap());
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:60:19
[INFO] [stdout]    |
[INFO] [stdout] 60 |     assert_eq!(2, buf.write(b"ab").await.unwrap());
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:61:19
[INFO] [stdout]    |
[INFO] [stdout] 61 |     assert_eq!(1, buf.write(b"cd").await.unwrap()); // Fills buffer, "d" not written.
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/smol.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "smol") due to 22 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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:304:1
[INFO] [stdout]     |
[INFO] [stdout] 304 | 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: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/async_std.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     buf.write(b"d").await.unwrap_err(); // Error, buffer is full.
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fixed-buffer` (test "async_std") due to 22 previous errors
[INFO] running `Command { std: "docker" "inspect" "5d50445f39834063769cedabf63ed19fe43d18a6269149c042b6891f864efbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d50445f39834063769cedabf63ed19fe43d18a6269149c042b6891f864efbde", kill_on_drop: false }`
[INFO] [stdout] 5d50445f39834063769cedabf63ed19fe43d18a6269149c042b6891f864efbde
