[INFO] crate error-chain-mini 0.2.0 is already in cache
[INFO] extracting crate error-chain-mini 0.2.0 into work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/error-chain-mini/0.2.0
[INFO] extracting crate error-chain-mini 0.2.0 into work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/error-chain-mini/0.2.0
[INFO] validating manifest of error-chain-mini-0.2.0 on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of error-chain-mini-0.2.0 on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing error-chain-mini-0.2.0
[INFO] finished frobbing error-chain-mini-0.2.0
[INFO] frobbed toml for error-chain-mini-0.2.0 written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/error-chain-mini/0.2.0/Cargo.toml
[INFO] started frobbing error-chain-mini-0.2.0
[INFO] finished frobbing error-chain-mini-0.2.0
[INFO] frobbed toml for error-chain-mini-0.2.0 written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/reg/error-chain-mini/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking error-chain-mini-0.2.0 against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-4/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/reg/error-chain-mini/0.2.0:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 022aa00a5fff108535402e810eb5c761c5708ddd60721529f7bcadbf9ccb86bd
[INFO] running `"docker" "start" "-a" "022aa00a5fff108535402e810eb5c761c5708ddd60721529f7bcadbf9ccb86bd"`
[INFO] [stderr]     Checking error-chain-mini v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling error-chain-mini-derive v0.2.0
[INFO] [stderr] warning: variant is never constructed: `Kind2`
[INFO] [stderr]    --> tests/derive_tests.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 106 |         Kind2,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "022aa00a5fff108535402e810eb5c761c5708ddd60721529f7bcadbf9ccb86bd"`
[INFO] running `"docker" "rm" "-f" "022aa00a5fff108535402e810eb5c761c5708ddd60721529f7bcadbf9ccb86bd"`
[INFO] [stdout] 022aa00a5fff108535402e810eb5c761c5708ddd60721529f7bcadbf9ccb86bd