Dec 19 07:02:18.813 INFO checking tiuuuuPJ/antbook against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:02:18.813 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tiuuuuPJ/antbook:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:02:19.208 INFO [stdout] a8a470c64164db7d5f3ba6c5778fb7817f86c9fc4e42b407f90aa4cd51dc4dcb
Dec 19 07:02:19.216 INFO running `"docker" "start" "-a" "a8a470c64164db7d5f3ba6c5778fb7817f86c9fc4e42b407f90aa4cd51dc4dcb"`
Dec 19 07:02:20.998 INFO [stderr]     Checking antbook v0.1.0 (/opt/crater/workdir)
Dec 19 07:02:21.775 INFO [stderr] warning: function `DFS` should have a snake case name such as `dfs`
Dec 19 07:02:21.775 INFO [stderr]   --> src/chapter-2/maze.rs:22:1
Dec 19 07:02:21.775 INFO [stderr]    |
Dec 19 07:02:21.775 INFO [stderr] 22 | / fn DFS(map: &mut Vec<Vec<char>>, flag: &mut bool) -> bool {
Dec 19 07:02:21.775 INFO [stderr] 23 | |     fn recursive(map: &mut Vec<Vec<char>>, i: usize, j: usize, flag: &mut bool) {
Dec 19 07:02:21.775 INFO [stderr] 24 | |         match map[i][j] {
Dec 19 07:02:21.775 INFO [stderr] 25 | |             '.' => {
Dec 19 07:02:21.775 INFO [stderr] ...  |
Dec 19 07:02:21.775 INFO [stderr] 51 | |     return *flag;
Dec 19 07:02:21.775 INFO [stderr] 52 | | }
Dec 19 07:02:21.775 INFO [stderr]    | |_^
Dec 19 07:02:21.775 INFO [stderr]    |
Dec 19 07:02:21.775 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 07:02:21.775 INFO [stderr] 
Dec 19 07:02:22.056 INFO [stderr] warning: function `DFS` should have a snake case name such as `dfs`
Dec 19 07:02:22.064 INFO [stderr]   --> src/chapter-2/maze.rs:22:1
Dec 19 07:02:22.064 INFO [stderr]    |
Dec 19 07:02:22.064 INFO [stderr] 22 | / fn DFS(map: &mut Vec<Vec<char>>, flag: &mut bool) -> bool {
Dec 19 07:02:22.064 INFO [stderr] 23 | |     fn recursive(map: &mut Vec<Vec<char>>, i: usize, j: usize, flag: &mut bool) {
Dec 19 07:02:22.064 INFO [stderr] 24 | |         match map[i][j] {
Dec 19 07:02:22.064 INFO [stderr] 25 | |             '.' => {
Dec 19 07:02:22.064 INFO [stderr] ...  |
Dec 19 07:02:22.064 INFO [stderr] 51 | |     return *flag;
Dec 19 07:02:22.064 INFO [stderr] 52 | | }
Dec 19 07:02:22.064 INFO [stderr]    | |_^
Dec 19 07:02:22.064 INFO [stderr]    |
Dec 19 07:02:22.064 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 07:02:22.064 INFO [stderr] 
Dec 19 07:02:23.216 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
Dec 19 07:02:24.142 INFO running `"docker" "inspect" "a8a470c64164db7d5f3ba6c5778fb7817f86c9fc4e42b407f90aa4cd51dc4dcb"`
Dec 19 07:02:24.424 INFO running `"docker" "rm" "-f" "a8a470c64164db7d5f3ba6c5778fb7817f86c9fc4e42b407f90aa4cd51dc4dcb"`
Dec 19 07:02:24.719 INFO [stdout] a8a470c64164db7d5f3ba6c5778fb7817f86c9fc4e42b407f90aa4cd51dc4dcb