[INFO] crate libimagcounter 0.4.0 is already in cache
[INFO] extracting crate libimagcounter 0.4.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/libimagcounter/0.4.0
[INFO] extracting crate libimagcounter 0.4.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/libimagcounter/0.4.0
[INFO] validating manifest of libimagcounter-0.4.0 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libimagcounter-0.4.0 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libimagcounter-0.4.0
[INFO] finished frobbing libimagcounter-0.4.0
[INFO] frobbed toml for libimagcounter-0.4.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/libimagcounter/0.4.0/Cargo.toml
[INFO] started frobbing libimagcounter-0.4.0
[INFO] finished frobbing libimagcounter-0.4.0
[INFO] frobbed toml for libimagcounter-0.4.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/libimagcounter/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking libimagcounter-0.4.0 against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/libimagcounter/0.4.0:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 016b7ae326b4bfc4b933d0eda3ca4747a63918d60fdb9f01c9cf553f42e315f5
[INFO] running `"docker" "start" "-a" "016b7ae326b4bfc4b933d0eda3ca4747a63918d60fdb9f01c9cf553f42e315f5"`
[INFO] [stderr]     Checking libimagerror v0.4.0
[INFO] [stderr]     Checking libimagutil v0.4.0
[INFO] [stderr]     Checking toml-query v0.3.1
[INFO] [stderr]     Checking libimagstore v0.4.0
[INFO] [stderr]     Checking libimagcounter v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] error: the item `DerefMut` is imported redundantly
[INFO] [stderr]   --> src/counter.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::ops::DerefMut;
[INFO] [stderr]    |     ------------------ the item `DerefMut` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 67 |         use std::ops::DerefMut;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unused_imports,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: the item `DerefMut` is imported redundantly
[INFO] [stderr]   --> src/counter.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::ops::DerefMut;
[INFO] [stderr]    |     ------------------ the item `DerefMut` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 67 |         use std::ops::DerefMut;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     unused_imports,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libimagcounter`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `libimagcounter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "016b7ae326b4bfc4b933d0eda3ca4747a63918d60fdb9f01c9cf553f42e315f5"`
[INFO] running `"docker" "rm" "-f" "016b7ae326b4bfc4b933d0eda3ca4747a63918d60fdb9f01c9cf553f42e315f5"`
[INFO] [stdout] 016b7ae326b4bfc4b933d0eda3ca4747a63918d60fdb9f01c9cf553f42e315f5