[INFO] fetching crate tmkms-prost-derive 0.0.1...
[INFO] extracting crate tmkms-prost-derive 0.0.1 into work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/tmkms-prost-derive/0.0.1
[INFO] extracting crate tmkms-prost-derive 0.0.1 into work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/tmkms-prost-derive/0.0.1
[INFO] validating manifest of tmkms-prost-derive-0.0.1 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tmkms-prost-derive-0.0.1 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tmkms-prost-derive-0.0.1
[INFO] finished frobbing tmkms-prost-derive-0.0.1
[INFO] frobbed toml for tmkms-prost-derive-0.0.1 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/tmkms-prost-derive/0.0.1/Cargo.toml
[INFO] started frobbing tmkms-prost-derive-0.0.1
[INFO] finished frobbing tmkms-prost-derive-0.0.1
[INFO] frobbed toml for tmkms-prost-derive-0.0.1 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/reg/tmkms-prost-derive/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tmkms-prost-derive-0.0.1 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-3/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/reg/tmkms-prost-derive/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 320feb903b8883080f31bd69b07a84145f2d0d3b05f2001354e97e6f8d701716
[INFO] running `"docker" "start" "-a" "320feb903b8883080f31bd69b07a84145f2d0d3b05f2001354e97e6f8d701716"`
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tmkms-prost-derive v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]    --> src/lib.rs:582:9
[INFO] [stderr]     |
[INFO] [stderr] 582 |     use std::fmt;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error`
[INFO] [stderr]    --> src/lib.rs:584:9
[INFO] [stderr]     |
[INFO] [stderr] 584 |     use std::error;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `"docker" "inspect" "320feb903b8883080f31bd69b07a84145f2d0d3b05f2001354e97e6f8d701716"`
[INFO] running `"docker" "rm" "-f" "320feb903b8883080f31bd69b07a84145f2d0d3b05f2001354e97e6f8d701716"`
[INFO] [stdout] 320feb903b8883080f31bd69b07a84145f2d0d3b05f2001354e97e6f8d701716