[INFO] fetching crate sparsey 0.13.3...
[INFO] checking sparsey-0.13.3 against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for pr-133502-21
[INFO] extracting crate sparsey 0.13.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sparsey 0.13.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sparsey 0.13.3
[INFO] tweaked toml for crates.io crate sparsey 0.13.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparsey 0.13.3 on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sparsey 0.13.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic_refcell v0.1.13
[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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9475829ddedc88f456c54d99e1c02c5d99ac2586d705d01e314ef9eb21381c31
[INFO] running `Command { std: "docker" "start" "-a" "9475829ddedc88f456c54d99e1c02c5d99ac2586d705d01e314ef9eb21381c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9475829ddedc88f456c54d99e1c02c5d99ac2586d705d01e314ef9eb21381c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9475829ddedc88f456c54d99e1c02c5d99ac2586d705d01e314ef9eb21381c31", kill_on_drop: false }`
[INFO] [stdout] 9475829ddedc88f456c54d99e1c02c5d99ac2586d705d01e314ef9eb21381c31
[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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d780abeb111fd750f812fbdd8a4b04fe781264ed6efe5fdd46af141d23fc489
[INFO] running `Command { std: "docker" "start" "-a" "7d780abeb111fd750f812fbdd8a4b04fe781264ed6efe5fdd46af141d23fc489", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking atomic_refcell v0.1.13
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking sparsey v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn borrow<T>(&self) -> View<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] 159 |     pub fn borrow<T>(&self) -> View<'_, T>
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:177:26
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn borrow_mut<T>(&self) -> ViewMut<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] 177 |     pub fn borrow_mut<T>(&self) -> ViewMut<'_, T>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:195:38
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn borrow_with_group_info<T>(&self) -> (View<T>, Option<GroupInfo>)
[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] 195 |     pub fn borrow_with_group_info<T>(&self) -> (View<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:215:42
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<T>, Option<GroupInfo>)
[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] 215 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn query_one<G>(&self) -> QueryOne<G, (), ()>
[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] 184 |     pub fn query_one<G>(&self) -> QueryOne<'_, G, (), ()>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn query_all<G>(&self) -> QueryAll<G, (), ()>
[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] 192 |     pub fn query_all<G>(&self) -> QueryAll<'_, G, (), ()>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:263:22
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn borrow<T>(&self) -> View<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] 263 |     pub fn borrow<T>(&self) -> View<'_, T>
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:272:26
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn borrow_mut<T>(&self) -> ViewMut<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] 272 |     pub fn borrow_mut<T>(&self) -> ViewMut<'_, T>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:282:38
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn borrow_with_group_info<T>(&self) -> (View<T>, Option<GroupInfo>)
[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] 282 |     pub fn borrow_with_group_info<T>(&self) -> (View<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:292:42
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<T>, Option<GroupInfo>)
[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] 292 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:159:22
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn borrow<T>(&self) -> View<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] 159 |     pub fn borrow<T>(&self) -> View<'_, T>
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:177:26
[INFO] [stdout]     |
[INFO] [stdout] 177 |     pub fn borrow_mut<T>(&self) -> ViewMut<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] 177 |     pub fn borrow_mut<T>(&self) -> ViewMut<'_, T>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:195:38
[INFO] [stdout]     |
[INFO] [stdout] 195 |     pub fn borrow_with_group_info<T>(&self) -> (View<T>, Option<GroupInfo>)
[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] 195 |     pub fn borrow_with_group_info<T>(&self) -> (View<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/component/component_storage.rs:215:42
[INFO] [stdout]     |
[INFO] [stdout] 215 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<T>, Option<GroupInfo>)
[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] 215 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     pub fn query_one<G>(&self) -> QueryOne<G, (), ()>
[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] 184 |     pub fn query_one<G>(&self) -> QueryOne<'_, G, (), ()>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn query_all<G>(&self) -> QueryAll<G, (), ()>
[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] 192 |     pub fn query_all<G>(&self) -> QueryAll<'_, G, (), ()>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:263:22
[INFO] [stdout]     |
[INFO] [stdout] 263 |     pub fn borrow<T>(&self) -> View<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] 263 |     pub fn borrow<T>(&self) -> View<'_, T>
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:272:26
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn borrow_mut<T>(&self) -> ViewMut<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] 272 |     pub fn borrow_mut<T>(&self) -> ViewMut<'_, T>
[INFO] [stdout]     |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:282:38
[INFO] [stdout]     |
[INFO] [stdout] 282 |     pub fn borrow_with_group_info<T>(&self) -> (View<T>, Option<GroupInfo>)
[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] 282 |     pub fn borrow_with_group_info<T>(&self) -> (View<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/world/mod.rs:292:42
[INFO] [stdout]     |
[INFO] [stdout] 292 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<T>, Option<GroupInfo>)
[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] 292 |     pub fn borrow_with_group_info_mut<T>(&self) -> (ViewMut<'_, T>, Option<GroupInfo>)
[INFO] [stdout]     |                                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]  --> tests/common.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct C(pub u32);
[INFO] [stdout]   |            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `D` is never constructed
[INFO] [stdout]   --> tests/common.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct D(pub u32);
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `E` is never constructed
[INFO] [stdout]   --> tests/common.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct E(pub u32);
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `E` is never constructed
[INFO] [stdout]   --> tests/common.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct E(pub u32);
[INFO] [stdout]    |            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `C` is never constructed
[INFO] [stdout]  --> tests/common.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct C(pub u32);
[INFO] [stdout]   |            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `D` is never constructed
[INFO] [stdout]   --> tests/common.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct D(pub u32);
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `E` is never constructed
[INFO] [stdout]   --> tests/common.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct E(pub u32);
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "7d780abeb111fd750f812fbdd8a4b04fe781264ed6efe5fdd46af141d23fc489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d780abeb111fd750f812fbdd8a4b04fe781264ed6efe5fdd46af141d23fc489", kill_on_drop: false }`
[INFO] [stdout] 7d780abeb111fd750f812fbdd8a4b04fe781264ed6efe5fdd46af141d23fc489
