[INFO] fetching crate plexus 0.0.11...
[INFO] checking plexus-0.0.11 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate plexus 0.0.11 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate plexus 0.0.11 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plexus 0.0.11
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate plexus 0.0.11
[INFO] tweaked toml for crates.io crate plexus 0.0.11 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 21 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 78 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 135 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:179:3
[INFO] [stdout]     |
[INFO] [stdout] 179 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 180 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `storage`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(container, mutant);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let _ = mem::replace(container, mutant);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stdout]     |                    ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking gfx_window_glutin v0.29.0
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 21 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout]    = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]   --> src/graph/payload.rs:77:3
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[derivative(Debug, Hash)]
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 78 | #[derive(Clone, Derivative)]
[INFO] [stdout]    |                 ---------- the attribute is introduced here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:134:3
[INFO] [stdout]     |
[INFO] [stdout] 134 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 135 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]    --> src/graph/payload.rs:179:3
[INFO] [stdout]     |
[INFO] [stdout] 179 | #[derivative(Debug, Hash)]
[INFO] [stdout]     |   ^^^^^^^^^^
[INFO] [stdout] 180 | #[derive(Clone, Derivative)]
[INFO] [stdout]     |                 ---------- the attribute is introduced here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `storage`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_storage`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/graph/mutation/vertex.rs:83:36
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn snapshot<M>(storage: M, a: VertexKey) -> Result<Self, GraphError>
[INFO] [stdout]    |                                    ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]   --> src/graph/mutation/mod.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         mem::replace(container, mutant);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let _ = mem::replace(container, mutant);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> src/graph/mutation/edge.rs:385:14
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 385 |             .iter()
[INFO] [stdout]     |              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 384 |         for arc in IntoIterator::into_iter([a, b, c, d])
[INFO] [stdout]     |                    ++++++++++++++++++++++++            ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.84s
[INFO] running `Command { std: "docker" "inspect" "887b73c27bbf36127e03a1b1233d81dfb4c7814baa45ad0f4d3cc4d5a27b17c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "887b73c27bbf36127e03a1b1233d81dfb4c7814baa45ad0f4d3cc4d5a27b17c0", kill_on_drop: false }`
[INFO] [stdout] 887b73c27bbf36127e03a1b1233d81dfb4c7814baa45ad0f4d3cc4d5a27b17c0
