[INFO] fetching crate restor 2.0.2...
[INFO] checking restor-2.0.2 against master#cced03bfd61a304243a34504618ecec86c17063f for pr-157082
[INFO] extracting crate restor 2.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate restor 2.0.2
[INFO] finished tweaking crates.io crate restor 2.0.2
[INFO] tweaked toml for crates.io crate restor 2.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate restor 2.0.2 on toolchain cced03bfd61a304243a34504618ecec86c17063f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "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" "+cced03bfd61a304243a34504618ecec86c17063f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding parking_lot v0.8.0 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9
[INFO] running `Command { std: "docker" "start" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9" "/opt/rustwide/cargo-home/bin/cargo" "+cced03bfd61a304243a34504618ecec86c17063f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking parking_lot_core v0.5.0
[INFO] [stderr]     Checking parking_lot v0.8.0
[INFO] [stderr]     Checking restor v2.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]    |                          ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout] 40 +     Borrowed<'a, U>: Map<dyn Any , StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]    |                ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 80 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 80 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout]    |                                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout] 81 +     <MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output:
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:84:50
[INFO] [stdout]    |
[INFO] [stdout] 84 |     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]    |                                                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout] 84 +     type Output = <<MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]     |                          ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 -     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout] 119 +     Borrowed<'a, U>: Map<dyn Any , StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 159 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 159 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:160:35
[INFO] [stdout]     |
[INFO] [stdout] 160 |     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout]     |                                   ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 160 -     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout] 160 +     <MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output:
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]     |                                                  ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout] 163 +     type Output = <<MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 199 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 199 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:231:16
[INFO] [stdout]     |
[INFO] [stdout] 231 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 231 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCellUnit`
[INFO] [stdout]   --> src/black_box/mod.rs:16:40
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use refcell_unit::{DynamicStorage, RefCellUnit};
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     (dyn for<'a> Unit<
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 13 |          + Sync),
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]  8 ~     dyn for<'a> Unit<
[INFO] [stdout]  9 |         'a,
[INFO] [stdout] ...
[INFO] [stdout] 12 |     > + Send
[INFO] [stdout] 13 ~          + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         (dyn for<'u> Unit<
[INFO] [stdout]    |         ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |              + Sync),
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 ~         dyn for<'u> Unit<
[INFO] [stdout] 45 |             'u,
[INFO] [stdout] ...
[INFO] [stdout] 48 |         > + Send
[INFO] [stdout] 49 ~              + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     (dyn for<'a> Unit<
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |          + Sync),
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 ~     dyn for<'a> Unit<
[INFO] [stdout] 74 |         'a,
[INFO] [stdout] ...
[INFO] [stdout] 77 |     > + Send
[INFO] [stdout] 78 ~          + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/concurrent_black_box/newtype.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         (dyn for<'u> Unit<
[INFO] [stdout]     |         ^
[INFO] [stdout] ...
[INFO] [stdout] 133 |              + Sync),
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 ~         dyn for<'u> Unit<
[INFO] [stdout] 129 |             'u,
[INFO] [stdout] ...
[INFO] [stdout] 132 |         > + Send
[INFO] [stdout] 133 ~              + Sync ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:40:26
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]    |                          ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout] 40 +     Borrowed<'a, U>: Map<dyn Any , StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]    |                ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 80 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 80 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:81:35
[INFO] [stdout]    |
[INFO] [stdout] 81 |     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout]    |                                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 81 -     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout] 81 +     <MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output:
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/black_box/many.rs:84:50
[INFO] [stdout]    |
[INFO] [stdout] 84 |     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]    |                                                  ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 84 -     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout] 84 +     type Output = <<MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]     |                          ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 119 -     Borrowed<'a, U>: Map<(dyn Any), StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout] 119 +     Borrowed<'a, U>: Map<dyn Any , StorageUnit<T>, Func = dyn Fn(&dyn Any) -> &StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 159 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 159 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:160:35
[INFO] [stdout]     |
[INFO] [stdout] 160 |     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout]     |                                   ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 160 -     <MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output:
[INFO] [stdout] 160 +     <MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output:
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:163:50
[INFO] [stdout]     |
[INFO] [stdout] 163 |     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]     |                                                  ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 163 -     type Output = <<MutBorrowed<'a, U> as MapMut<(dyn Any), StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout] 163 +     type Output = <<MutBorrowed<'a, U> as MapMut<dyn Any , StorageUnit<T>>>::Output as MapMut<
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:199:16
[INFO] [stdout]     |
[INFO] [stdout] 199 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 199 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 199 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/black_box/many.rs:231:16
[INFO] [stdout]     |
[INFO] [stdout] 231 |         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |                ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -         MapMut<(dyn Any), StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout] 231 +         MapMut<dyn Any , StorageUnit<T>, Func = dyn Fn(&mut dyn Any) -> &mut StorageUnit<T>>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RefCellUnit`
[INFO] [stdout]   --> src/black_box/mod.rs:16:40
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub use refcell_unit::{DynamicStorage, RefCellUnit};
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 |     (dyn for<'a> Unit<
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 13 |          + Sync),
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]  8 ~     dyn for<'a> Unit<
[INFO] [stdout]  9 |         'a,
[INFO] [stdout] ...
[INFO] [stdout] 12 |     > + Send
[INFO] [stdout] 13 ~          + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         (dyn for<'u> Unit<
[INFO] [stdout]    |         ^
[INFO] [stdout] ...
[INFO] [stdout] 49 |              + Sync),
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 ~         dyn for<'u> Unit<
[INFO] [stdout] 45 |             'u,
[INFO] [stdout] ...
[INFO] [stdout] 48 |         > + Send
[INFO] [stdout] 49 ~              + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/concurrent_black_box/newtype.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     (dyn for<'a> Unit<
[INFO] [stdout]    |     ^
[INFO] [stdout] ...
[INFO] [stdout] 78 |          + Sync),
[INFO] [stdout]    |                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 73 ~     dyn for<'a> Unit<
[INFO] [stdout] 74 |         'a,
[INFO] [stdout] ...
[INFO] [stdout] 77 |     > + Send
[INFO] [stdout] 78 ~          + Sync ,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/concurrent_black_box/newtype.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |         (dyn for<'u> Unit<
[INFO] [stdout]     |         ^
[INFO] [stdout] ...
[INFO] [stdout] 133 |              + Sync),
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 ~         dyn for<'u> Unit<
[INFO] [stdout] 129 |             'u,
[INFO] [stdout] ...
[INFO] [stdout] 132 |         > + Send
[INFO] [stdout] 133 ~              + Sync ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9", kill_on_drop: false }`
[INFO] [stdout] ba2605175e85351eeaff03809ea2527a8776cecf95756320660b76eb3f0e95b9
