[INFO] fetching crate gain 0.5.0...
[INFO] testing gain-0.5.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate gain 0.5.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate gain 0.5.0
[INFO] finished tweaking crates.io crate gain 0.5.0
[INFO] tweaked toml for crates.io crate gain 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gain 0.5.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding async-task v1.3.1 (available: v4.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-task v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9cf584040a967aae986e35c228067b449783db9c987c359f0b9ac1d41c12e79
[INFO] running `Command { std: "docker" "start" "-a" "b9cf584040a967aae986e35c228067b449783db9c987c359f0b9ac1d41c12e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9cf584040a967aae986e35c228067b449783db9c987c359f0b9ac1d41c12e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9cf584040a967aae986e35c228067b449783db9c987c359f0b9ac1d41c12e79", kill_on_drop: false }`
[INFO] [stdout] b9cf584040a967aae986e35c228067b449783db9c987c359f0b9ac1d41c12e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56f999a8b4ca4c4729e3dcc51162abfc8baabe7b3d9f0868611d4eb1aa135067
[INFO] running `Command { std: "docker" "start" "-a" "56f999a8b4ca4c4729e3dcc51162abfc8baabe7b3d9f0868611d4eb1aa135067", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling async-task v1.3.1
[INFO] [stderr]    Compiling gain v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut prev_share = prev.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:35:51
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write;
[INFO] [stdout]    |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |                   |
[INFO] [stdout]    |                   |                   the lifetime is named here
[INFO] [stdout]    |                   the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a>;
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write;
[INFO] [stdout]    |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |                   |
[INFO] [stdout]    |                        |                   the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a>;
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll;
[INFO] [stdout]    |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |                   |
[INFO] [stdout]    |                       |                   the lifetime is named here
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:101:51
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:105:67
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:109:55
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:261:67
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:265:55
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:304:51
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:308:67
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:312:55
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/buf.rs:77:54
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read;
[INFO] [stdout]    |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |                   |
[INFO] [stdout]    |                  |                   the lifetime is named here
[INFO] [stdout]    |                  the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a>;
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:242:54
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:311:54
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:325:51
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:329:67
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll<'a> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "56f999a8b4ca4c4729e3dcc51162abfc8baabe7b3d9f0868611d4eb1aa135067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f999a8b4ca4c4729e3dcc51162abfc8baabe7b3d9f0868611d4eb1aa135067", kill_on_drop: false }`
[INFO] [stdout] 56f999a8b4ca4c4729e3dcc51162abfc8baabe7b3d9f0868611d4eb1aa135067
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 745b8fc8621cd86b253903a2e1de231a08be1727dfc7f4b97802ae3d453958fb
[INFO] running `Command { std: "docker" "start" "-a" "745b8fc8621cd86b253903a2e1de231a08be1727dfc7f4b97802ae3d453958fb", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut prev_share = prev.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:35:51
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write;
[INFO] [stdout]    |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |                   |
[INFO] [stdout]    |                   |                   the lifetime is named here
[INFO] [stdout]    |                   the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a>;
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write;
[INFO] [stdout]    |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |                   |
[INFO] [stdout]    |                        |                   the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a>;
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll;
[INFO] [stdout]    |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |                   |
[INFO] [stdout]    |                       |                   the lifetime is named here
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:101:51
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:105:67
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:109:55
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:261:67
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:265:55
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:304:51
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:308:67
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:312:55
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/buf.rs:77:54
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read;
[INFO] [stdout]    |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |                   |
[INFO] [stdout]    |                  |                   the lifetime is named here
[INFO] [stdout]    |                  the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a>;
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:242:54
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:311:54
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:325:51
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:329:67
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll<'a> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gain v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/core.rs:315:13
[INFO] [stdout]     |
[INFO] [stdout] 315 |         let mut prev_share = prev.as_mut().unwrap();
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:35:51
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write;
[INFO] [stdout]    |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |                   |
[INFO] [stdout]    |                   |                   the lifetime is named here
[INFO] [stdout]    |                   the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a>;
[INFO] [stdout]    |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:38:67
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write;
[INFO] [stdout]    |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |                   |
[INFO] [stdout]    |                        |                   the lifetime is named here
[INFO] [stdout]    |                        the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a>;
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:41:55
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll;
[INFO] [stdout]    |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |                   |
[INFO] [stdout]    |                       |                   the lifetime is named here
[INFO] [stdout]    |                       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a>;
[INFO] [stdout]    |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/stream/mod.rs:92:16
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:101:51
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:105:67
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:109:55
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:209:16
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stdout]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stdout]     |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:257:51
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:261:67
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:265:55
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:304:51
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stdout]     |                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:308:67
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stdout]     |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/mod.rs:312:55
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/stream/buf.rs:77:54
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read;
[INFO] [stdout]    |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                  |                   |
[INFO] [stdout]    |                  |                   the lifetime is named here
[INFO] [stdout]    |                  the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a>;
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:242:54
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:311:54
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stdout]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |                   |
[INFO] [stdout]     |                  |                   the lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:325:51
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write {
[INFO] [stdout]     |                   --                  --          ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |                   |
[INFO] [stdout]     |                   |                   the lifetime is named here
[INFO] [stdout]     |                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:329:67
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write {
[INFO] [stdout]     |                        --                  --                     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |                   |
[INFO] [stdout]     |                        |                   the lifetime is named here
[INFO] [stdout]     |                        the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write<'a> {
[INFO] [stdout]     |                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/stream/buf.rs:333:55
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll {
[INFO] [stdout]     |                       --                  --          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |                   |
[INFO] [stdout]     |                       |                   the lifetime is named here
[INFO] [stdout]     |                       the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll<'a> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/threadunsafe.rs:44:23
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stdout]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "745b8fc8621cd86b253903a2e1de231a08be1727dfc7f4b97802ae3d453958fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "745b8fc8621cd86b253903a2e1de231a08be1727dfc7f4b97802ae3d453958fb", kill_on_drop: false }`
[INFO] [stdout] 745b8fc8621cd86b253903a2e1de231a08be1727dfc7f4b97802ae3d453958fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81216c81083bd2efd42199dbf56004620ceba08dd7594b2e5b7b31f6bbeefeb9
[INFO] running `Command { std: "docker" "start" "-a" "81216c81083bd2efd42199dbf56004620ceba08dd7594b2e5b7b31f6bbeefeb9", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/core.rs:315:13
[INFO] [stderr]     |
[INFO] [stderr] 315 |         let mut prev_share = prev.as_mut().unwrap();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/stream/mod.rs:27:16
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stderr]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stderr]    |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/stream/mod.rs:35:51
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write;
[INFO] [stderr]    |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |                   |
[INFO] [stderr]    |                   |                   the lifetime is named here
[INFO] [stderr]    |                   the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a>;
[INFO] [stderr]    |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/stream/mod.rs:38:67
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write;
[INFO] [stderr]    |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                        |                   |
[INFO] [stderr]    |                        |                   the lifetime is named here
[INFO] [stderr]    |                        the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a>;
[INFO] [stderr]    |                                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/stream/mod.rs:41:55
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll;
[INFO] [stderr]    |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |                   |
[INFO] [stderr]    |                       |                   the lifetime is named here
[INFO] [stderr]    |                       the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a>;
[INFO] [stderr]    |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/stream/mod.rs:92:16
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stderr]    |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stderr]    |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:101:51
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stderr]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |                   |
[INFO] [stderr]     |                   |                   the lifetime is named here
[INFO] [stderr]     |                   the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 101 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:105:67
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stderr]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |                   |
[INFO] [stderr]     |                        |                   the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stderr]     |                                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:109:55
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stderr]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |                   |
[INFO] [stderr]     |                       |                   the lifetime is named here
[INFO] [stderr]     |                       the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:167:16
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stderr]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stderr]     |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:209:16
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<R>
[INFO] [stderr]     |                ^^^^^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn recv<R>(&mut self, capacity: usize, receptor: R) -> future::Recv<'_, R>
[INFO] [stderr]     |                                                                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:257:51
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stderr]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |                   |
[INFO] [stderr]     |                   |                   the lifetime is named here
[INFO] [stderr]     |                   the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 257 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:261:67
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stderr]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |                   |
[INFO] [stderr]     |                        |                   the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 261 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stderr]     |                                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:265:55
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stderr]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |                   |
[INFO] [stderr]     |                       |                   the lifetime is named here
[INFO] [stderr]     |                       the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 265 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:304:51
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write {
[INFO] [stderr]     |                   --                  --          ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |                   |
[INFO] [stderr]     |                   |                   the lifetime is named here
[INFO] [stderr]     |                   the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 304 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> future::Write<'a> {
[INFO] [stderr]     |                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:308:67
[INFO] [stderr]     |
[INFO] [stderr] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write {
[INFO] [stderr]     |                        --                  --                     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |                   |
[INFO] [stderr]     |                        |                   the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 308 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> future::Write<'a> {
[INFO] [stderr]     |                                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/mod.rs:312:55
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll {
[INFO] [stderr]     |                       --                  --          ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |                   |
[INFO] [stderr]     |                       |                   the lifetime is named here
[INFO] [stderr]     |                       the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 312 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> future::WriteAll<'a> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/stream/buf.rs:77:54
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read;
[INFO] [stderr]    |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                  |                   |
[INFO] [stderr]    |                  |                   the lifetime is named here
[INFO] [stderr]    |                  the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a>;
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/buf.rs:242:54
[INFO] [stderr]     |
[INFO] [stderr] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stderr]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |                   |
[INFO] [stderr]     |                  |                   the lifetime is named here
[INFO] [stderr]     |                  the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 242 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stderr]     |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/buf.rs:311:54
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read {
[INFO] [stderr]     |                  --                  --              ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |                   |
[INFO] [stderr]     |                  |                   the lifetime is named here
[INFO] [stderr]     |                  the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn read<'a>(&'a mut self, dest: &'a mut [u8]) -> future::Read<'a> {
[INFO] [stderr]     |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/buf.rs:325:51
[INFO] [stderr]     |
[INFO] [stderr] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write {
[INFO] [stderr]     |                   --                  --          ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                   |                   |
[INFO] [stderr]     |                   |                   the lifetime is named here
[INFO] [stderr]     |                   the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 325 |     fn write<'a>(&'a mut self, data: &'a [u8]) -> super::future::Write<'a> {
[INFO] [stderr]     |                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/buf.rs:329:67
[INFO] [stderr]     |
[INFO] [stderr] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write {
[INFO] [stderr]     |                        --                  --                     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |                   |
[INFO] [stderr]     |                        |                   the lifetime is named here
[INFO] [stderr]     |                        the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 329 |     fn write_note<'a>(&'a mut self, data: &'a [u8], note: i32) -> super::future::Write<'a> {
[INFO] [stderr]     |                                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/stream/buf.rs:333:55
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll {
[INFO] [stderr]     |                       --                  --          ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |                   |
[INFO] [stderr]     |                       |                   the lifetime is named here
[INFO] [stderr]     |                       the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 333 |     fn write_all<'a>(&'a mut self, data: &'a [u8]) -> super::future::WriteAll<'a> {
[INFO] [stderr]     |                                                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/threadunsafe.rs:39:19
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn borrow(&self) -> Ref<T> {
[INFO] [stderr]    |                   ^^^^^     ^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn borrow(&self) -> Ref<'_, T> {
[INFO] [stderr]    |                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/threadunsafe.rs:44:23
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn borrow_mut(&self) -> RefMut<T> {
[INFO] [stderr]    |                       ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn borrow_mut(&self) -> RefMut<'_, T> {
[INFO] [stderr]    |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `gain` (lib) generated 25 warnings (run `cargo fix --lib -p gain` to apply 25 suggestions)
[INFO] [stderr] warning: `gain` (lib test) generated 25 warnings (25 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gain-d4ce3c5ca564bf75)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gain
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/task.rs - task::spawn_local (line 71) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `do_stuff` in this scope
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     do_stuff().await;
[INFO] [stdout]    |     ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `do_something` in this scope
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |         do_something().await;
[INFO] [stdout]    |         ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81216c81083bd2efd42199dbf56004620ceba08dd7594b2e5b7b31f6bbeefeb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81216c81083bd2efd42199dbf56004620ceba08dd7594b2e5b7b31f6bbeefeb9", kill_on_drop: false }`
[INFO] [stdout] 81216c81083bd2efd42199dbf56004620ceba08dd7594b2e5b7b31f6bbeefeb9
