Dec 18 18:49:05.876 INFO checking IMAPServer-0.0.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 18:49:05.876 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/IMAPServer/0.0.0:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 18:49:06.328 INFO [stdout] 7d9c681bc6037333ff1a9b7aa6b2fbcaaef6421ef9b23aceda6d41498c88480e
Dec 18 18:49:06.332 INFO running `"docker" "start" "-a" "7d9c681bc6037333ff1a9b7aa6b2fbcaaef6421ef9b23aceda6d41498c88480e"`
Dec 18 18:49:07.712 INFO [stderr]     Checking config v0.4.1
Dec 18 18:49:08.436 INFO [stderr]     Checking IMAPServer v0.0.0 (/opt/crater/workdir)
Dec 18 18:49:08.912 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 18 18:49:08.912 INFO [stderr]   |
Dec 18 18:49:08.912 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 18:49:08.912 INFO [stderr] 
Dec 18 18:49:08.920 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 18:49:08.920 INFO [stderr]  --> src/main.rs:5:5
Dec 18 18:49:08.920 INFO [stderr]   |
Dec 18 18:49:08.920 INFO [stderr] 5 |     helper::get_config().set_default("RFC", "3501");
Dec 18 18:49:08.920 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:49:08.920 INFO [stderr]   |
Dec 18 18:49:08.920 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 18:49:08.920 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 18:49:08.920 INFO [stderr] 
Dec 18 18:49:09.000 INFO [stderr] warning: crate `IMAPServer` should have a snake case name such as `imapserver`
Dec 18 18:49:09.000 INFO [stderr]   |
Dec 18 18:49:09.000 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 18 18:49:09.000 INFO [stderr] 
Dec 18 18:49:09.007 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 18:49:09.007 INFO [stderr]  --> src/main.rs:5:5
Dec 18 18:49:09.007 INFO [stderr]   |
Dec 18 18:49:09.007 INFO [stderr] 5 |     helper::get_config().set_default("RFC", "3501");
Dec 18 18:49:09.007 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:49:09.007 INFO [stderr]   |
Dec 18 18:49:09.007 INFO [stderr]   = note: #[warn(unused_must_use)] on by default
Dec 18 18:49:09.007 INFO [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 18:49:09.007 INFO [stderr] 
Dec 18 18:49:09.042 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 18 18:49:09.275 INFO running `"docker" "inspect" "7d9c681bc6037333ff1a9b7aa6b2fbcaaef6421ef9b23aceda6d41498c88480e"`
Dec 18 18:49:09.363 INFO running `"docker" "rm" "-f" "7d9c681bc6037333ff1a9b7aa6b2fbcaaef6421ef9b23aceda6d41498c88480e"`
Dec 18 18:49:09.505 INFO [stdout] 7d9c681bc6037333ff1a9b7aa6b2fbcaaef6421ef9b23aceda6d41498c88480e