Dec 19 20:11:38.921 INFO checking avl/scoped_pool_perf_problem against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 20:11:38.921 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/avl/scoped_pool_perf_problem:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:11:39.168 INFO [stdout] 1a19f80665efd8e4be92d9963cb0f0dd22795c8616a5d894688ead3c35146c14
Dec 19 20:11:39.168 INFO running `"docker" "start" "-a" "1a19f80665efd8e4be92d9963cb0f0dd22795c8616a5d894688ead3c35146c14"`
Dec 19 20:11:40.015 INFO [stderr]     Checking scoped_pool_performance_problem v0.1.0 (/opt/crater/workdir)
Dec 19 20:11:40.392 INFO [stderr] warning: unused import: `scoped_pool::Pool`
Dec 19 20:11:40.392 INFO [stderr]  --> src/main.rs:5:5
Dec 19 20:11:40.392 INFO [stderr]   |
Dec 19 20:11:40.392 INFO [stderr] 5 | use scoped_pool::Pool;
Dec 19 20:11:40.392 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 20:11:40.392 INFO [stderr]   |
Dec 19 20:11:40.392 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:11:40.392 INFO [stderr] 
Dec 19 20:11:40.392 INFO [stderr] warning: unused import: `Bencher`
Dec 19 20:11:40.392 INFO [stderr]  --> src/main.rs:6:12
Dec 19 20:11:40.392 INFO [stderr]   |
Dec 19 20:11:40.392 INFO [stderr] 6 | use test::{Bencher};
Dec 19 20:11:40.392 INFO [stderr]   |            ^^^^^^^
Dec 19 20:11:40.392 INFO [stderr] 
Dec 19 20:11:40.392 INFO [stderr] warning: unused import: `scoped_pool::Pool`
Dec 19 20:11:40.392 INFO [stderr]  --> src/main.rs:5:5
Dec 19 20:11:40.392 INFO [stderr]   |
Dec 19 20:11:40.392 INFO [stderr] 5 | use scoped_pool::Pool;
Dec 19 20:11:40.392 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 19 20:11:40.392 INFO [stderr]   |
Dec 19 20:11:40.392 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 20:11:40.392 INFO [stderr] 
Dec 19 20:11:40.471 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 19 20:11:40.883 INFO running `"docker" "inspect" "1a19f80665efd8e4be92d9963cb0f0dd22795c8616a5d894688ead3c35146c14"`
Dec 19 20:11:41.128 INFO running `"docker" "rm" "-f" "1a19f80665efd8e4be92d9963cb0f0dd22795c8616a5d894688ead3c35146c14"`
Dec 19 20:11:41.324 INFO [stdout] 1a19f80665efd8e4be92d9963cb0f0dd22795c8616a5d894688ead3c35146c14