Dec 18 14:10:04.282 INFO checking mandrill_sender-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:10:04.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/mandrill_sender/0.1.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 14:10:04.483 INFO [stdout] 19cdad4615d4915f4937f4a56a31e7a75cbcb6a2c858000e94081d9ef266e55c
Dec 18 14:10:04.486 INFO running `"docker" "start" "-a" "19cdad4615d4915f4937f4a56a31e7a75cbcb6a2c858000e94081d9ef266e55c"`
Dec 18 14:10:05.225 INFO [stderr]     Checking serde_urlencoded v0.3.0
Dec 18 14:10:05.804 INFO [stderr]     Checking reqwest v0.1.0
Dec 18 14:10:06.600 INFO [stderr]     Checking mandrill_sender v0.1.0 (/opt/crater/workdir)
Dec 18 14:10:07.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.48s
Dec 18 14:10:07.824 INFO running `"docker" "inspect" "19cdad4615d4915f4937f4a56a31e7a75cbcb6a2c858000e94081d9ef266e55c"`
Dec 18 14:10:07.893 INFO running `"docker" "rm" "-f" "19cdad4615d4915f4937f4a56a31e7a75cbcb6a2c858000e94081d9ef266e55c"`
Dec 18 14:10:07.998 INFO [stdout] 19cdad4615d4915f4937f4a56a31e7a75cbcb6a2c858000e94081d9ef266e55c