Dec 18 16:14:14.394 INFO checking generator-0.6.10 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:14:14.394 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/generator/0.6.10:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:14:14.666 INFO [stdout] 8f6385949607204a35d43e6e8a05075433431fe28b689cb75b4ee2183608f772
Dec 18 16:14:14.668 INFO running `"docker" "start" "-a" "8f6385949607204a35d43e6e8a05075433431fe28b689cb75b4ee2183608f772"`
Dec 18 16:14:16.332 INFO [stderr]    Compiling generator v0.6.10 (/opt/crater/workdir)
Dec 18 16:14:18.328 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:14:18.328 INFO [stderr]  --> examples/yield_from.rs:1:1
Dec 18 16:14:18.328 INFO [stderr]   |
Dec 18 16:14:18.329 INFO [stderr] 1 | #[macro_use]
Dec 18 16:14:18.329 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:14:18.329 INFO [stderr]   |
Dec 18 16:14:18.329 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:14:18.329 INFO [stderr] 
Dec 18 16:14:18.714 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:14:18.714 INFO [stderr]  --> examples/pipe.rs:2:1
Dec 18 16:14:18.714 INFO [stderr]   |
Dec 18 16:14:18.714 INFO [stderr] 2 | #[macro_use]
Dec 18 16:14:18.715 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:14:18.737 INFO [stderr]   |
Dec 18 16:14:18.737 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:14:18.737 INFO [stderr] 
Dec 18 16:14:18.820 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:14:18.820 INFO [stderr]  --> examples/number.rs:1:1
Dec 18 16:14:18.820 INFO [stderr]   |
Dec 18 16:14:18.820 INFO [stderr] 1 | #[macro_use]
Dec 18 16:14:18.821 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:14:18.821 INFO [stderr]   |
Dec 18 16:14:18.821 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:14:18.821 INFO [stderr] 
Dec 18 16:14:18.884 INFO [stderr] warning: unused `#[macro_use]` import
Dec 18 16:14:18.884 INFO [stderr]  --> tests/lib.rs:1:1
Dec 18 16:14:18.884 INFO [stderr]   |
Dec 18 16:14:18.884 INFO [stderr] 1 | #[macro_use]
Dec 18 16:14:18.884 INFO [stderr]   | ^^^^^^^^^^^^
Dec 18 16:14:18.884 INFO [stderr]   |
Dec 18 16:14:18.884 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:14:18.884 INFO [stderr] 
Dec 18 16:14:19.152 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
Dec 18 16:14:19.578 INFO running `"docker" "inspect" "8f6385949607204a35d43e6e8a05075433431fe28b689cb75b4ee2183608f772"`
Dec 18 16:14:19.830 INFO running `"docker" "rm" "-f" "8f6385949607204a35d43e6e8a05075433431fe28b689cb75b4ee2183608f772"`
Dec 18 16:14:20.136 INFO [stdout] 8f6385949607204a35d43e6e8a05075433431fe28b689cb75b4ee2183608f772