Dec 18 16:36:01.571 INFO checking failure_derive-0.1.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:36:01.572 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/failure_derive/0.1.3:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:36:02.014 INFO [stdout] b70ae8138602a7fbc1bae0477d71faa78f71af8c1e627549953a235cf70d8a36
Dec 18 16:36:02.016 INFO running `"docker" "start" "-a" "b70ae8138602a7fbc1bae0477d71faa78f71af8c1e627549953a235cf70d8a36"`
Dec 18 16:36:04.758 INFO [stderr]    Compiling failure_derive v0.1.3 (/opt/crater/workdir)
Dec 18 16:36:04.758 INFO [stderr]     Checking syn v0.15.23
Dec 18 16:36:11.592 INFO [stderr]     Checking synstructure v0.10.1
Dec 18 16:36:13.012 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:36:13.012 INFO [stderr]  --> tests/no_derive_display.rs:2:1
Dec 18 16:36:13.012 INFO [stderr]   |
Dec 18 16:36:13.012 INFO [stderr] 2 | #[macro_use]
Dec 18 16:36:13.012 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:36:13.012 INFO [stderr]   |
Dec 18 16:36:13.012 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:13.012 INFO [stderr] 
Dec 18 16:36:13.076 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:36:13.076 INFO [stderr]  --> tests/backtrace.rs:2:1
Dec 18 16:36:13.076 INFO [stderr]   |
Dec 18 16:36:13.076 INFO [stderr] 2 | #[macro_use]
Dec 18 16:36:13.076 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:36:13.076 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:36:13.076 INFO [stderr]  --> tests/wraps.rs:2:1
Dec 18 16:36:13.076 INFO [stderr]   |
Dec 18 16:36:13.076 INFO [stderr] 2 | #[macro_use]
Dec 18 16:36:13.076 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:36:13.076 INFO [stderr]   |
Dec 18 16:36:13.076 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:13.076 INFO [stderr] 
Dec 18 16:36:13.087 INFO [stderr]   |
Dec 18 16:36:13.087 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:13.087 INFO [stderr] 
Dec 18 16:36:13.288 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:36:13.288 INFO [stderr]  --> tests/custom_type_bounds.rs:1:1
Dec 18 16:36:13.288 INFO [stderr]   |
Dec 18 16:36:13.288 INFO [stderr] 1 | #[macro_use]
Dec 18 16:36:13.288 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:36:13.288 INFO [stderr]   |
Dec 18 16:36:13.288 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:36:13.288 INFO [stderr] 
Dec 18 16:36:13.486 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
Dec 18 16:36:13.945 INFO running `"docker" "inspect" "b70ae8138602a7fbc1bae0477d71faa78f71af8c1e627549953a235cf70d8a36"`
Dec 18 16:36:14.145 INFO running `"docker" "rm" "-f" "b70ae8138602a7fbc1bae0477d71faa78f71af8c1e627549953a235cf70d8a36"`
Dec 18 16:36:14.261 INFO [stdout] b70ae8138602a7fbc1bae0477d71faa78f71af8c1e627549953a235cf70d8a36