Dec 19 14:33:40.305 INFO checking kbacha/cxn_pool_test against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:33:40.305 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/kbacha/cxn_pool_test:/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 14:33:40.691 INFO [stdout] e41fe30fdaa66437f33d3d246d07ff8e1af492b321a794478909af585a9402bc
Dec 19 14:33:40.693 INFO running `"docker" "start" "-a" "e41fe30fdaa66437f33d3d246d07ff8e1af492b321a794478909af585a9402bc"`
Dec 19 14:33:43.027 INFO [stderr]     Checking r2d2 v0.8.2
Dec 19 14:33:43.674 INFO [stderr]     Checking cxn_pool_test v0.1.0 (/opt/crater/workdir)
Dec 19 14:33:43.974 INFO [stderr] warning: unused variable: `conn`
Dec 19 14:33:43.974 INFO [stderr]   --> src/main.rs:95:22
Dec 19 14:33:43.974 INFO [stderr]    |
Dec 19 14:33:43.974 INFO [stderr] 95 |                  let conn = pool.get().unwrap();
Dec 19 14:33:43.974 INFO [stderr]    |                      ^^^^ help: consider using `_conn` instead
Dec 19 14:33:43.974 INFO [stderr]    |
Dec 19 14:33:43.975 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:33:43.975 INFO [stderr] 
Dec 19 14:33:43.996 INFO [stderr] warning: variant is never constructed: `Broke`
Dec 19 14:33:43.996 INFO [stderr]   --> src/main.rs:30:5
Dec 19 14:33:43.996 INFO [stderr]    |
Dec 19 14:33:43.996 INFO [stderr] 30 |     Broke,
Dec 19 14:33:43.996 INFO [stderr]    |     ^^^^^
Dec 19 14:33:43.996 INFO [stderr]    |
Dec 19 14:33:43.996 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:33:43.996 INFO [stderr] 
Dec 19 14:33:44.068 INFO [stderr] warning: unused variable: `conn`
Dec 19 14:33:44.068 INFO [stderr]   --> src/main.rs:95:22
Dec 19 14:33:44.068 INFO [stderr]    |
Dec 19 14:33:44.068 INFO [stderr] 95 |                  let conn = pool.get().unwrap();
Dec 19 14:33:44.068 INFO [stderr]    |                      ^^^^ help: consider using `_conn` instead
Dec 19 14:33:44.068 INFO [stderr]    |
Dec 19 14:33:44.068 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 14:33:44.068 INFO [stderr] 
Dec 19 14:33:44.076 INFO [stderr] warning: variant is never constructed: `Broke`
Dec 19 14:33:44.076 INFO [stderr]   --> src/main.rs:30:5
Dec 19 14:33:44.076 INFO [stderr]    |
Dec 19 14:33:44.076 INFO [stderr] 30 |     Broke,
Dec 19 14:33:44.076 INFO [stderr]    |     ^^^^^
Dec 19 14:33:44.076 INFO [stderr]    |
Dec 19 14:33:44.076 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 14:33:44.076 INFO [stderr] 
Dec 19 14:33:44.144 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
Dec 19 14:33:45.060 INFO running `"docker" "inspect" "e41fe30fdaa66437f33d3d246d07ff8e1af492b321a794478909af585a9402bc"`
Dec 19 14:33:45.386 INFO running `"docker" "rm" "-f" "e41fe30fdaa66437f33d3d246d07ff8e1af492b321a794478909af585a9402bc"`
Dec 19 14:33:45.673 INFO [stdout] e41fe30fdaa66437f33d3d246d07ff8e1af492b321a794478909af585a9402bc