[INFO] fetching crate thomas 0.2.4...
[INFO] building thomas-0.2.4 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate thomas 0.2.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate thomas 0.2.4
[INFO] finished tweaking crates.io crate thomas 0.2.4
[INFO] tweaked toml for crates.io crate thomas 0.2.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thomas 0.2.4 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding crossterm v0.26.1 (available: v0.29.0)
[INFO] [stderr]       Adding device_query v1.1.3 (available: v4.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6db89a7dac87afc90c2f3189b5904a7a7ac167520f59dcc1ba09f2ec76102b1
[INFO] running `Command { std: "docker" "start" "-a" "e6db89a7dac87afc90c2f3189b5904a7a7ac167520f59dcc1ba09f2ec76102b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6db89a7dac87afc90c2f3189b5904a7a7ac167520f59dcc1ba09f2ec76102b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6db89a7dac87afc90c2f3189b5904a7a7ac167520f59dcc1ba09f2ec76102b1", kill_on_drop: false }`
[INFO] [stdout] e6db89a7dac87afc90c2f3189b5904a7a7ac167520f59dcc1ba09f2ec76102b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e57433aa1df9a0cb85a0504190a2d4dab16b21d3e1ed65917f60dfd35438b6f7
[INFO] running `Command { std: "docker" "start" "-a" "e57433aa1df9a0cb85a0504190a2d4dab16b21d3e1ed65917f60dfd35438b6f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling device_query v1.1.3
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling thomas_derive v0.2.0
[INFO] [stderr]    Compiling thomas v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/core/data/matrix.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let mut cell = &mut self.matrix[y as usize][x as usize];
[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/core/entity_manager.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<Ref<'_, T>>
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:48:27
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_get_mut<T>(&self) -> Option<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] 48 |     pub fn try_get_mut<T>(&self) -> Option<RefMut<'_, T>>
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn get<T>(&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] 67 |     pub fn get<T>(&self) -> Ref<'_, T>
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn get_mut<T>(&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] 81 |     pub fn get_mut<T>(&self) -> RefMut<'_, T>
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:138:45
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_only<T: Component + 'static>(&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] 138 |     pub fn get_only<T: Component + 'static>(&self) -> Ref<'_, T> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:147:49
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_only_mut<T: Component + 'static>(&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] 147 |     pub fn get_only_mut<T: Component + 'static>(&self) -> RefMut<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:152:49
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<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] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<Ref<'_, T>> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:161:53
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<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] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<RefMut<'_, T>> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "e57433aa1df9a0cb85a0504190a2d4dab16b21d3e1ed65917f60dfd35438b6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57433aa1df9a0cb85a0504190a2d4dab16b21d3e1ed65917f60dfd35438b6f7", kill_on_drop: false }`
[INFO] [stdout] e57433aa1df9a0cb85a0504190a2d4dab16b21d3e1ed65917f60dfd35438b6f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223cc27cd3301dc633ea22c0aeb1c6bdd69fffd4b4db82a204d080790f447823
[INFO] running `Command { std: "docker" "start" "-a" "223cc27cd3301dc633ea22c0aeb1c6bdd69fffd4b4db82a204d080790f447823", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/core/data/matrix.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let mut cell = &mut self.matrix[y as usize][x as usize];
[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/core/entity_manager.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<Ref<'_, T>>
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:48:27
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_get_mut<T>(&self) -> Option<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] 48 |     pub fn try_get_mut<T>(&self) -> Option<RefMut<'_, T>>
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn get<T>(&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] 67 |     pub fn get<T>(&self) -> Ref<'_, T>
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn get_mut<T>(&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] 81 |     pub fn get_mut<T>(&self) -> RefMut<'_, T>
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:138:45
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_only<T: Component + 'static>(&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] 138 |     pub fn get_only<T: Component + 'static>(&self) -> Ref<'_, T> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:147:49
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_only_mut<T: Component + 'static>(&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] 147 |     pub fn get_only_mut<T: Component + 'static>(&self) -> RefMut<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:152:49
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<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] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<Ref<'_, T>> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:161:53
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<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] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<RefMut<'_, T>> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thomas v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/core/data/matrix.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |             let mut cell = &mut self.matrix[y as usize][x as usize];
[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/core/entity_manager.rs:32:23
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<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]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn try_get<T>(&self) -> Option<Ref<'_, T>>
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:48:27
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn try_get_mut<T>(&self) -> Option<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] 48 |     pub fn try_get_mut<T>(&self) -> Option<RefMut<'_, T>>
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:67:19
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn get<T>(&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] 67 |     pub fn get<T>(&self) -> Ref<'_, T>
[INFO] [stdout]    |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/core/entity_manager.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn get_mut<T>(&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] 81 |     pub fn get_mut<T>(&self) -> RefMut<'_, T>
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:138:45
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn get_only<T: Component + 'static>(&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] 138 |     pub fn get_only<T: Component + 'static>(&self) -> Ref<'_, T> {
[INFO] [stdout]     |                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:147:49
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub fn get_only_mut<T: Component + 'static>(&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] 147 |     pub fn get_only_mut<T: Component + 'static>(&self) -> RefMut<'_, T> {
[INFO] [stdout]     |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:152:49
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<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] 152 |     pub fn try_get_only<T: Component + 'static>(&self) -> Option<Ref<'_, T>> {
[INFO] [stdout]     |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/core/query.rs:161:53
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<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] 161 |     pub fn try_get_only_mut<T: Component + 'static>(&self) -> Option<RefMut<'_, T>> {
[INFO] [stdout]     |                                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "223cc27cd3301dc633ea22c0aeb1c6bdd69fffd4b4db82a204d080790f447823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223cc27cd3301dc633ea22c0aeb1c6bdd69fffd4b4db82a204d080790f447823", kill_on_drop: false }`
[INFO] [stdout] 223cc27cd3301dc633ea22c0aeb1c6bdd69fffd4b4db82a204d080790f447823
