[INFO] fetching crate microcrates-bytes 0.4.8...
[INFO] checking microcrates-bytes-0.4.8 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate microcrates-bytes 0.4.8 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate microcrates-bytes 0.4.8 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microcrates-bytes 0.4.8
[INFO] finished tweaking crates.io crate microcrates-bytes 0.4.8
[INFO] tweaked toml for crates.io crate microcrates-bytes 0.4.8 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b0e3d7b6320f070bd5d8ab03797204e41fc46cd7730ef6294c3c4e33c66120c
[INFO] running `Command { std: "docker" "start" "-a" "1b0e3d7b6320f070bd5d8ab03797204e41fc46cd7730ef6294c3c4e33c66120c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b0e3d7b6320f070bd5d8ab03797204e41fc46cd7730ef6294c3c4e33c66120c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0e3d7b6320f070bd5d8ab03797204e41fc46cd7730ef6294c3c4e33c66120c", kill_on_drop: false }`
[INFO] [stdout] 1b0e3d7b6320f070bd5d8ab03797204e41fc46cd7730ef6294c3c4e33c66120c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92971e7d704b24afd272422c28d2643c6efe53e83ade83080a5ad804627eaa0
[INFO] running `Command { std: "docker" "start" "-a" "d92971e7d704b24afd272422c28d2643c6efe53e83ade83080a5ad804627eaa0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking microcrates-bytes v0.4.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         try!(write!(fmt, "b\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         try!(write!(fmt, "\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 try!(write!(fmt, "\\n"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 try!(write!(fmt, "\\r"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 try!(write!(fmt, "\\t"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 try!(write!(fmt, "\\{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 try!(write!(fmt, "\\0"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 try!(write!(fmt, "{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 try!(write!(fmt, "\\x{:02x}", c));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1550:45
[INFO] [stdout]      |
[INFO] [stdout] 1550 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1736:45
[INFO] [stdout]      |
[INFO] [stdout] 1736 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:2012:41
[INFO] [stdout]      |
[INFO] [stdout] 2012 |             let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:74:67
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `read_initializer`
[INFO] [stdout]   --> src/lib.rs:74:49
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `core::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]     --> src/bytes.rs:2082:39
[INFO] [stdout]      |
[INFO] [stdout] 2082 |                 let actual = self.arc.compare_and_swap(arc, shared, AcqRel);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microcrates-bytes` (lib) due to 16 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: you might be missing crate `std`
[INFO] [stdout]    --> src/buf/cursor.rs:333:9
[INFO] [stdout]     |
[INFO] [stdout] 333 |     use std::io::{Read, Seek, SeekFrom, Write};
[INFO] [stdout]     |         ^^^ you might be missing crate `std`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:82:14
[INFO] [stdout]     |
[INFO] [stdout] 82  | extern crate std;
[INFO] [stdout]     |              ^^^
[INFO] [stdout] note: the item is gated behind the `std` feature
[INFO] [stdout]    --> src/lib.rs:80:7
[INFO] [stdout]     |
[INFO] [stdout] 80  | #[cfg(feature = "std")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout] help: consider importing the `std` crate
[INFO] [stdout]    --> src/lib.rs:76:1
[INFO] [stdout]     |
[INFO] [stdout] 76  + extern crate std;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:650:33
[INFO] [stdout]     |
[INFO] [stdout] 650 |         let mut r = Cursor::new(vec![10].into_boxed_slice());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:643:33
[INFO] [stdout]     |
[INFO] [stdout] 643 |         let mut r = Cursor::new(vec![10]);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:628:33
[INFO] [stdout]     |
[INFO] [stdout] 628 |         let mut r = Cursor::new(vec![10].into_boxed_slice());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:611:33
[INFO] [stdout]     |
[INFO] [stdout] 611 |         let mut r = Cursor::new(vec![10]);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:595:33
[INFO] [stdout]     |
[INFO] [stdout] 595 |         let mut r = Cursor::new(vec![10].into_boxed_slice());
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:586:33
[INFO] [stdout]     |
[INFO] [stdout] 586 |         let mut r = Cursor::new(vec![10]);
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:539:22
[INFO] [stdout]     |
[INFO] [stdout] 539 |         let in_buf = vec![0, 1, 2, 3, 4, 5, 6, 7];
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:521:22
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let in_buf = vec![0, 1, 2, 3, 4, 5, 6, 7];
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:499:22
[INFO] [stdout]     |
[INFO] [stdout] 499 |         let in_buf = vec![0, 1, 2, 3, 4, 5, 6, 7];
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:491:38
[INFO] [stdout]     |
[INFO] [stdout] 491 |         let mut reader = Cursor::new(vec![0, 1, 2, 3, 4, 5, 6, 7]);
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:469:38
[INFO] [stdout]     |
[INFO] [stdout] 469 |         let mut reader = Cursor::new(vec![0, 1, 2, 3, 4, 5, 6, 7].into_boxed_slice());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:447:38
[INFO] [stdout]     |
[INFO] [stdout] 447 |         let mut reader = Cursor::new(vec![0, 1, 2, 3, 4, 5, 6, 7]);
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `vec` in this scope
[INFO] [stdout]    --> src/buf/cursor.rs:370:38
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let mut writer = Cursor::new(vec![0u8; 9].into_boxed_slice());
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use alloc::vec;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         try!(write!(fmt, "b\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         try!(write!(fmt, "\""));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 try!(write!(fmt, "\\n"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 try!(write!(fmt, "\\r"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 try!(write!(fmt, "\\t"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 try!(write!(fmt, "\\{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 try!(write!(fmt, "\\0"));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 try!(write!(fmt, "{}", c as char));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/debug.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 try!(write!(fmt, "\\x{:02x}", c));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1550:45
[INFO] [stdout]      |
[INFO] [stdout] 1550 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:1736:45
[INFO] [stdout]      |
[INFO] [stdout] 1736 |                 let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/bytes.rs:2012:41
[INFO] [stdout]      |
[INFO] [stdout] 2012 |             let mut inner: Inner = mem::uninitialized();
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:74:67
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                                                   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(stable_features)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the feature `alloc` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> src/lib.rs:74:42
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `read_initializer`
[INFO] [stdout]   --> src/lib.rs:74:49
[INFO] [stdout]    |
[INFO] [stdout] 74 | #![cfg_attr(feature = "nightly", feature(alloc, read_initializer, try_from))]
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `alloc::vec::Vec<_>` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:338:27
[INFO] [stdout]     |
[INFO] [stdout] 338 |         assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]    --> /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/io/mod.rs:1640:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `alloc::vec::Vec<_>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `alloc::vec::Vec<_>` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:339:27
[INFO] [stdout]     |
[INFO] [stdout] 339 |         assert_eq!(writer.write(&[1, 2, 3]).unwrap(), 3);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]    --> /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/io/mod.rs:1640:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `alloc::vec::Vec<_>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `alloc::vec::Vec<_>` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:340:27
[INFO] [stdout]     |
[INFO] [stdout] 340 |         assert_eq!(writer.write(&[4, 5, 6, 7]).unwrap(), 4);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]    --> /rustc/31561a63598a0f21fc74c024747ef1310fdd2eb2/library/std/src/io/mod.rs:1640:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `alloc::vec::Vec<_>` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Write` which provides `write` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 330 +     use std::io::Write;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:349:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 349 |         assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:350:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 350 |         assert_eq!(writer.write(&[1, 2, 3]).unwrap(), 3);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:351:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 351 |         assert_eq!(writer.write(&[4, 5, 6, 7]).unwrap(), 4);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:361:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 361 |         assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:362:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 362 |         assert_eq!(writer.write(&[1, 2, 3]).unwrap(), 3);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:363:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 363 |         assert_eq!(writer.write(&[4, 5, 6, 7]).unwrap(), 4);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:392:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 392 |             assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:394:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 394 |             assert_eq!(writer.write(&[1, 2, 3]).unwrap(), 3);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:395:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 395 |             assert_eq!(writer.write(&[4, 5, 6, 7]).unwrap(), 4);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:397:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 397 |             assert_eq!(writer.write(&[]).unwrap(), 0);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:400:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 400 |             assert_eq!(writer.write(&[8, 9]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:401:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 401 |             assert_eq!(writer.write(&[10]).unwrap(), 0);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:413:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 413 |             assert_eq!(writer.write(&[1]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:416:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 416 |             assert_eq!(writer.seek(SeekFrom::Start(2)).unwrap(), 2);
[INFO] [stdout]     |                               ^^^^ method not found in `Cursor<&mut [u8]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:418:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 418 |             assert_eq!(writer.write(&[2]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:421:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 421 |             assert_eq!(writer.seek(SeekFrom::Current(-2)).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^ method not found in `Cursor<&mut [u8]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:423:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 423 |             assert_eq!(writer.write(&[3]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:426:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 426 |             assert_eq!(writer.seek(SeekFrom::End(-1)).unwrap(), 7);
[INFO] [stdout]     |                               ^^^^ method not found in `Cursor<&mut [u8]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:428:31
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 428 |             assert_eq!(writer.write(&[4]).unwrap(), 1);
[INFO] [stdout]     |                               ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:440:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 440 |         assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:441:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 441 |         assert_eq!(writer.write(&[0, 0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:442:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 442 |         assert_eq!(writer.write(&[0, 0]).unwrap(), 0);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:583:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 583 |         assert_eq!(r.seek(SeekFrom::Start(10)).unwrap(), 10);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:584:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `read` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 584 |         assert_eq!(r.read(&mut [0]).unwrap(), 0);
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `read`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Read`
[INFO] [stdout] help: there is a method `reader` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf.rs:643:5
[INFO] [stdout]     |
[INFO] [stdout] 643 |     fn reader(self) -> Reader<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:592:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 592 |         assert_eq!(r.seek(SeekFrom::Start(10)).unwrap(), 10);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:593:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 593 |         assert_eq!(r.write(&[3]).unwrap(), 0);
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:604:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 604 |         assert_eq!(r.seek(SeekFrom::Start(6)).unwrap(), 6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:605:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 605 |         assert_eq!(r.seek(SeekFrom::Current(0x7ffffffffffffff0)).unwrap(), 0x7ffffffffffffff6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:606:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 606 |         assert_eq!(r.seek(SeekFrom::Current(0x10)).unwrap(), 0x8000000000000006);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:607:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 607 |         assert_eq!(r.seek(SeekFrom::Current(0)).unwrap(), 0x8000000000000006);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:608:19
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 608 |         assert!(r.seek(SeekFrom::Current(0x7ffffffffffffffd)).is_err());
[INFO] [stdout]     |                   ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:609:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 609 |         assert_eq!(r.seek(SeekFrom::Current(-0x8000000000000000)).unwrap(), 6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:621:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 621 |         assert_eq!(r.seek(SeekFrom::Start(6)).unwrap(), 6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:622:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 622 |         assert_eq!(r.seek(SeekFrom::Current(0x7ffffffffffffff0)).unwrap(), 0x7ffffffffffffff6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:623:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 623 |         assert_eq!(r.seek(SeekFrom::Current(0x10)).unwrap(), 0x8000000000000006);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:624:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 624 |         assert_eq!(r.seek(SeekFrom::Current(0)).unwrap(), 0x8000000000000006);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:625:19
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 625 |         assert!(r.seek(SeekFrom::Current(0x7ffffffffffffffd)).is_err());
[INFO] [stdout]     |                   ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:626:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 626 |         assert_eq!(r.seek(SeekFrom::Current(-0x8000000000000000)).unwrap(), 6);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:641:19
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 641 |         assert!(r.seek(SeekFrom::End(-2)).is_err());
[INFO] [stdout]     |                   ^^^^ method not found in `Cursor<&[{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:648:19
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 648 |         assert!(r.seek(SeekFrom::End(-2)).is_err());
[INFO] [stdout]     |                   ^^^^ method not found in `Cursor<&mut [{integer}]>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:659:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 659 |         assert_eq!(writer.write(&[0]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:661:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 661 |         assert_eq!(writer.write(&[1, 2, 3]).unwrap(), 3);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:662:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 662 |         assert_eq!(writer.write(&[4, 5, 6, 7]).unwrap(), 4);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:667:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 667 |         assert_eq!(writer.seek(SeekFrom::Start(0)).unwrap(), 0);
[INFO] [stdout]     |                           ^^^^ method not found in `Cursor<Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:669:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 669 |         assert_eq!(writer.write(&[3, 4]).unwrap(), 2);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:673:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 673 |         assert_eq!(writer.seek(SeekFrom::Current(1)).unwrap(), 3);
[INFO] [stdout]     |                           ^^^^ method not found in `Cursor<Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:674:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 674 |         assert_eq!(writer.write(&[0, 1]).unwrap(), 2);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:678:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 678 |         assert_eq!(writer.seek(SeekFrom::End(-1)).unwrap(), 7);
[INFO] [stdout]     |                           ^^^^ method not found in `Cursor<Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:679:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 679 |         assert_eq!(writer.write(&[1, 2]).unwrap(), 2);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:683:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 683 |         assert_eq!(writer.seek(SeekFrom::End(1)).unwrap(), 10);
[INFO] [stdout]     |                           ^^^^ method not found in `Cursor<Vec<u8>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:684:27
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 684 |         assert_eq!(writer.write(&[1]).unwrap(), 1);
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:693:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 693 |         assert_eq!(r.seek(SeekFrom::Start(10)).unwrap(), 10);
[INFO] [stdout]     |                      ^^^^ method not found in `Cursor<Vec<_>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `write` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:694:22
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `write` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 694 |         assert_eq!(r.write(&[3]).unwrap(), 1);
[INFO] [stdout]     |                      ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following traits define an item `write`, perhaps you need to implement one of them:
[INFO] [stdout]             candidate #1: `Hasher`
[INFO] [stdout]             candidate #2: `std::io::Write`
[INFO] [stdout] help: there is a method `writer` with a similar name, but with different arguments
[INFO] [stdout]    --> src/buf/buf_mut.rs:642:5
[INFO] [stdout]     |
[INFO] [stdout] 642 |     fn writer(self) -> Writer<Self> where Self: Sized {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `cursor::Cursor` in the current scope
[INFO] [stdout]    --> src/buf/cursor.rs:700:19
[INFO] [stdout]     |
[INFO] [stdout] 91  | pub struct Cursor<T> {
[INFO] [stdout]     | -------------------- method `seek` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 700 |         assert!(r.seek(SeekFrom::End(-2)).is_err());
[INFO] [stdout]     |                   ^^^^ method not found in `Cursor<Vec<_>>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `seek`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `std::io::Seek`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `core::sync::atomic::AtomicPtr::<T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]     --> src/bytes.rs:2082:39
[INFO] [stdout]      |
[INFO] [stdout] 2082 |                 let actual = self.arc.compare_and_swap(arc, shared, AcqRel);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `microcrates-bytes` (lib test) due to 87 previous errors
[INFO] running `Command { std: "docker" "inspect" "d92971e7d704b24afd272422c28d2643c6efe53e83ade83080a5ad804627eaa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92971e7d704b24afd272422c28d2643c6efe53e83ade83080a5ad804627eaa0", kill_on_drop: false }`
[INFO] [stdout] d92971e7d704b24afd272422c28d2643c6efe53e83ade83080a5ad804627eaa0
