[INFO] fetching crate speedy-derive 0.8.7...
[INFO] building speedy-derive-0.8.7 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate speedy-derive 0.8.7 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate speedy-derive 0.8.7
[INFO] finished tweaking crates.io crate speedy-derive 0.8.7
[INFO] tweaked toml for crates.io crate speedy-derive 0.8.7 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate speedy-derive 0.8.7 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 123dc2622714aba7ecd26c9a3a8beb4319914b9243b92907e1668277693f6025
[INFO] running `Command { std: "docker" "start" "-a" "123dc2622714aba7ecd26c9a3a8beb4319914b9243b92907e1668277693f6025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "123dc2622714aba7ecd26c9a3a8beb4319914b9243b92907e1668277693f6025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123dc2622714aba7ecd26c9a3a8beb4319914b9243b92907e1668277693f6025", kill_on_drop: false }`
[INFO] [stdout] 123dc2622714aba7ecd26c9a3a8beb4319914b9243b92907e1668277693f6025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b79895f364b11b5ff08be315a189645caff2839dcc8c78fa14d7f216bf744923
[INFO] running `Command { std: "docker" "start" "-a" "b79895f364b11b5ff08be315a189645caff2839dcc8c78fa14d7f216bf744923", kill_on_drop: false }`
[INFO] [stderr]    Compiling speedy-derive v0.8.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RawAttributes` is never constructed
[INFO] [stdout]    --> src/lib.rs:595:12
[INFO] [stdout]     |
[INFO] [stdout] 595 |     struct RawAttributes< T >( Punctuated< T, Token![,] > );
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:979:15
[INFO] [stdout]     |
[INFO] [stdout] 979 |     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 979 -     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 979 +     CowSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:980:13
[INFO] [stdout]     |
[INFO] [stdout] 980 |     CowStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 980 -     CowStr( syn::Lifetime ),
[INFO] [stdout] 980 +     CowStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:986:17
[INFO] [stdout]     |
[INFO] [stdout] 986 |     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 986 -     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 986 +     CowHashMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:987:17
[INFO] [stdout]     |
[INFO] [stdout] 987 |     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 987 -     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 987 +     CowHashSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:988:18
[INFO] [stdout]     |
[INFO] [stdout] 988 |     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 988 -     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 988 +     CowBTreeMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:989:18
[INFO] [stdout]     |
[INFO] [stdout] 989 |     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 989 -     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 989 +     CowBTreeSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:991:17
[INFO] [stdout]     |
[INFO] [stdout] 991 |     RefSliceU8( syn::Lifetime ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 991 -     RefSliceU8( syn::Lifetime ),
[INFO] [stdout] 991 +     RefSliceU8( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:992:15
[INFO] [stdout]     |
[INFO] [stdout] 992 |     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 992 -     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 992 +     RefSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:993:13
[INFO] [stdout]     |
[INFO] [stdout] 993 |     RefStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 993 -     RefStr( syn::Lifetime ),
[INFO] [stdout] 993 +     RefStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:997:16
[INFO] [stdout]     |
[INFO] [stdout] 997 |     Primitive( PrimitiveTy ),
[INFO] [stdout]     |     ---------  ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 997 -     Primitive( PrimitiveTy ),
[INFO] [stdout] 997 +     Primitive( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     Ty( syn::Type )
[INFO] [stdout]     |     --  ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 998 -     Ty( syn::Type )
[INFO] [stdout] 998 +     Ty( () )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "b79895f364b11b5ff08be315a189645caff2839dcc8c78fa14d7f216bf744923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b79895f364b11b5ff08be315a189645caff2839dcc8c78fa14d7f216bf744923", kill_on_drop: false }`
[INFO] [stdout] b79895f364b11b5ff08be315a189645caff2839dcc8c78fa14d7f216bf744923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88d3ba3fa198beb0e5ea8edc2c410abd28f15abfd4815071a45406a6bf0b0928
[INFO] running `Command { std: "docker" "start" "-a" "88d3ba3fa198beb0e5ea8edc2c410abd28f15abfd4815071a45406a6bf0b0928", kill_on_drop: false }`
[INFO] [stderr]    Compiling speedy-derive v0.8.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `RawAttributes` is never constructed
[INFO] [stdout]    --> src/lib.rs:595:12
[INFO] [stdout]     |
[INFO] [stdout] 595 |     struct RawAttributes< T >( Punctuated< T, Token![,] > );
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:979:15
[INFO] [stdout]     |
[INFO] [stdout] 979 |     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 979 -     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 979 +     CowSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:980:13
[INFO] [stdout]     |
[INFO] [stdout] 980 |     CowStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 980 -     CowStr( syn::Lifetime ),
[INFO] [stdout] 980 +     CowStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:986:17
[INFO] [stdout]     |
[INFO] [stdout] 986 |     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 986 -     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 986 +     CowHashMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:987:17
[INFO] [stdout]     |
[INFO] [stdout] 987 |     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 987 -     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 987 +     CowHashSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:988:18
[INFO] [stdout]     |
[INFO] [stdout] 988 |     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 988 -     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 988 +     CowBTreeMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:989:18
[INFO] [stdout]     |
[INFO] [stdout] 989 |     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 989 -     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 989 +     CowBTreeSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:991:17
[INFO] [stdout]     |
[INFO] [stdout] 991 |     RefSliceU8( syn::Lifetime ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 991 -     RefSliceU8( syn::Lifetime ),
[INFO] [stdout] 991 +     RefSliceU8( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:992:15
[INFO] [stdout]     |
[INFO] [stdout] 992 |     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 992 -     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 992 +     RefSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:993:13
[INFO] [stdout]     |
[INFO] [stdout] 993 |     RefStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 993 -     RefStr( syn::Lifetime ),
[INFO] [stdout] 993 +     RefStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:997:16
[INFO] [stdout]     |
[INFO] [stdout] 997 |     Primitive( PrimitiveTy ),
[INFO] [stdout]     |     ---------  ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 997 -     Primitive( PrimitiveTy ),
[INFO] [stdout] 997 +     Primitive( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     Ty( syn::Type )
[INFO] [stdout]     |     --  ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 998 -     Ty( syn::Type )
[INFO] [stdout] 998 +     Ty( () )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `RawAttributes` is never constructed
[INFO] [stdout]    --> src/lib.rs:595:12
[INFO] [stdout]     |
[INFO] [stdout] 595 |     struct RawAttributes< T >( Punctuated< T, Token![,] > );
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:979:15
[INFO] [stdout]     |
[INFO] [stdout] 979 |     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 979 -     CowSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 979 +     CowSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:980:13
[INFO] [stdout]     |
[INFO] [stdout] 980 |     CowStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 980 -     CowStr( syn::Lifetime ),
[INFO] [stdout] 980 +     CowStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:986:17
[INFO] [stdout]     |
[INFO] [stdout] 986 |     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 986 -     CowHashMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 986 +     CowHashMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:987:17
[INFO] [stdout]     |
[INFO] [stdout] 987 |     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 987 -     CowHashSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 987 +     CowHashSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:988:18
[INFO] [stdout]     |
[INFO] [stdout] 988 |     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 988 -     CowBTreeMap( syn::Lifetime, syn::Type, syn::Type ),
[INFO] [stdout] 988 +     CowBTreeMap( (), syn::Type, syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:989:18
[INFO] [stdout]     |
[INFO] [stdout] 989 |     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     -----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 989 -     CowBTreeSet( syn::Lifetime, syn::Type ),
[INFO] [stdout] 989 +     CowBTreeSet( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:991:17
[INFO] [stdout]     |
[INFO] [stdout] 991 |     RefSliceU8( syn::Lifetime ),
[INFO] [stdout]     |     ----------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 991 -     RefSliceU8( syn::Lifetime ),
[INFO] [stdout] 991 +     RefSliceU8( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:992:15
[INFO] [stdout]     |
[INFO] [stdout] 992 |     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout]     |     --------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 992 -     RefSlice( syn::Lifetime, syn::Type ),
[INFO] [stdout] 992 +     RefSlice( (), syn::Type ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:993:13
[INFO] [stdout]     |
[INFO] [stdout] 993 |     RefStr( syn::Lifetime ),
[INFO] [stdout]     |     ------  ^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 993 -     RefStr( syn::Lifetime ),
[INFO] [stdout] 993 +     RefStr( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:997:16
[INFO] [stdout]     |
[INFO] [stdout] 997 |     Primitive( PrimitiveTy ),
[INFO] [stdout]     |     ---------  ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 997 -     Primitive( PrimitiveTy ),
[INFO] [stdout] 997 +     Primitive( () ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     Ty( syn::Type )
[INFO] [stdout]     |     --  ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 998 -     Ty( syn::Type )
[INFO] [stdout] 998 +     Ty( () )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "88d3ba3fa198beb0e5ea8edc2c410abd28f15abfd4815071a45406a6bf0b0928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d3ba3fa198beb0e5ea8edc2c410abd28f15abfd4815071a45406a6bf0b0928", kill_on_drop: false }`
[INFO] [stdout] 88d3ba3fa198beb0e5ea8edc2c410abd28f15abfd4815071a45406a6bf0b0928