Dec 17 16:55:30.726 INFO checking rmbreak/wolserver against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:55:30.727 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/rmbreak/wolserver:/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 17 16:55:31.294 INFO [stdout] dda7f04726b02c41f90b5efa8afd05edc1ba64122a7f3b6fb7b30a66f6145245
Dec 17 16:55:31.296 INFO running `"docker" "start" "-a" "dda7f04726b02c41f90b5efa8afd05edc1ba64122a7f3b6fb7b30a66f6145245"`
Dec 17 16:55:33.528 INFO [stderr]    Compiling num-traits v0.2.4
Dec 17 16:55:33.539 INFO [stderr]     Checking fern v0.5.5
Dec 17 16:55:33.539 INFO [stderr]     Checking toml v0.4.6
Dec 17 16:55:33.539 INFO [stderr]     Checking redis v0.8.0
Dec 17 16:55:37.844 INFO [stderr]     Checking num-integer v0.1.38
Dec 17 16:55:38.207 INFO [stderr]     Checking chrono v0.4.2
Dec 17 16:55:39.950 INFO [stderr]     Checking wolserver v0.1.0 (/opt/crater/workdir)
Dec 17 16:55:41.140 INFO [stderr] warning: method is never used: `check_connection`
Dec 17 16:55:41.141 INFO [stderr]   --> src/database/mod.rs:20:5
Dec 17 16:55:41.141 INFO [stderr]    |
Dec 17 16:55:41.141 INFO [stderr] 20 |     pub fn check_connection(&self) -> bool {
Dec 17 16:55:41.142 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:55:41.142 INFO [stderr]    |
Dec 17 16:55:41.142 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:55:41.143 INFO [stderr] 
Dec 17 16:55:41.143 INFO [stderr] warning: method is never used: `rate_limit`
Dec 17 16:55:41.143 INFO [stderr]   --> src/database/mod.rs:24:5
Dec 17 16:55:41.144 INFO [stderr]    |
Dec 17 16:55:41.144 INFO [stderr] 24 |     pub fn rate_limit(&self, ip: &str, rate: usize) -> bool {
Dec 17 16:55:41.144 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:55:41.144 INFO [stderr] 
Dec 17 16:55:41.206 INFO [stderr] warning: method is never used: `check_connection`
Dec 17 16:55:41.207 INFO [stderr]   --> src/database/mod.rs:20:5
Dec 17 16:55:41.207 INFO [stderr]    |
Dec 17 16:55:41.207 INFO [stderr] 20 |     pub fn check_connection(&self) -> bool {
Dec 17 16:55:41.207 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:55:41.208 INFO [stderr]    |
Dec 17 16:55:41.208 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:55:41.208 INFO [stderr] 
Dec 17 16:55:41.209 INFO [stderr] warning: method is never used: `rate_limit`
Dec 17 16:55:41.209 INFO [stderr]   --> src/database/mod.rs:24:5
Dec 17 16:55:41.209 INFO [stderr]    |
Dec 17 16:55:41.210 INFO [stderr] 24 |     pub fn rate_limit(&self, ip: &str, rate: usize) -> bool {
Dec 17 16:55:41.210 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:55:41.210 INFO [stderr] 
Dec 17 16:55:41.269 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
Dec 17 16:55:42.731 INFO running `"docker" "inspect" "dda7f04726b02c41f90b5efa8afd05edc1ba64122a7f3b6fb7b30a66f6145245"`
Dec 17 16:55:43.150 INFO running `"docker" "rm" "-f" "dda7f04726b02c41f90b5efa8afd05edc1ba64122a7f3b6fb7b30a66f6145245"`
Dec 17 16:55:43.524 INFO [stdout] dda7f04726b02c41f90b5efa8afd05edc1ba64122a7f3b6fb7b30a66f6145245