[INFO] crate enum-utils 0.1.1 is already in cache
[INFO] checking enum-utils-0.1.1 against master#4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb for pr-64672
[INFO] extracting crate enum-utils 0.1.1 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate enum-utils 0.1.1 on toolchain 4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate enum-utils 0.1.1
[INFO] finished tweaking crates.io crate enum-utils 0.1.1
[INFO] tweaked toml for crates.io crate enum-utils 0.1.1 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4ff32c07da9d97e6dc315a4a5c9ffbb797cb27bb" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1c58982c5023cc43c837501a2ba55498e7da8d19d3cf517781365e8aad70c69e
[INFO] running `"docker" "start" "-a" "1c58982c5023cc43c837501a2ba55498e7da8d19d3cf517781365e8aad70c69e"`
[INFO] [stderr]    Compiling enum-utils-from-str v0.1.0
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling serde_derive_internals v0.24.1
[INFO] [stderr]    Compiling enum-utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning[E0566]: conflicting representation hints
[INFO] [stderr]   --> tests/iter.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 | #[repr(C, u16)]
[INFO] [stderr]    |        ^  ^^^
[INFO] [stderr] 60 | #[repr(align(2))]
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `B`
[INFO] [stderr]   --> tests/iter.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     B,
[INFO] [stderr]    |     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `repr_align_enum` has been stable since 1.37.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/iter.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(repr_align_enum)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.28s
[INFO] running `"docker" "inspect" "1c58982c5023cc43c837501a2ba55498e7da8d19d3cf517781365e8aad70c69e"`
[INFO] running `"docker" "rm" "-f" "1c58982c5023cc43c837501a2ba55498e7da8d19d3cf517781365e8aad70c69e"`
[INFO] [stdout] 1c58982c5023cc43c837501a2ba55498e7da8d19d3cf517781365e8aad70c69e