Dec 17 16:43:05.652 INFO checking royaldark/rust-ls against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:43:05.652 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/gh/royaldark/rust-ls:/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 16:43:05.877 INFO [stdout] 4ce9a5e659c0bfa09c6f437d830899c708c7c159f640a7a250d97327fe3d20ac
Dec 17 16:43:05.882 INFO running `"docker" "start" "-a" "4ce9a5e659c0bfa09c6f437d830899c708c7c159f640a7a250d97327fe3d20ac"`
Dec 17 16:43:06.918 INFO [stderr]     Checking users v0.6.0
Dec 17 16:43:07.460 INFO [stderr]     Checking ls v0.1.0 (/opt/crater/workdir)
Dec 17 16:43:07.982 INFO [stderr] warning: unused variable: `dir`
Dec 17 16:43:07.982 INFO [stderr]   --> src/fs.rs:31:18
Dec 17 16:43:07.982 INFO [stderr]    |
Dec 17 16:43:07.982 INFO [stderr] 31 | fn to_fs_entries(dir: &FsEntry, dir_entries: &Vec<fs::DirEntry>, opts: &LsOptions) -> Vec<FsEntry> {
Dec 17 16:43:07.982 INFO [stderr]    |                  ^^^ help: consider using `_dir` instead
Dec 17 16:43:07.982 INFO [stderr]    |
Dec 17 16:43:07.982 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:43:07.982 INFO [stderr] 
Dec 17 16:43:08.044 INFO [stderr] warning: unused variable: `dir`
Dec 17 16:43:08.044 INFO [stderr]   --> src/fs.rs:31:18
Dec 17 16:43:08.044 INFO [stderr]    |
Dec 17 16:43:08.044 INFO [stderr] 31 | fn to_fs_entries(dir: &FsEntry, dir_entries: &Vec<fs::DirEntry>, opts: &LsOptions) -> Vec<FsEntry> {
Dec 17 16:43:08.044 INFO [stderr]    |                  ^^^ help: consider using `_dir` instead
Dec 17 16:43:08.044 INFO [stderr]    |
Dec 17 16:43:08.044 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 16:43:08.044 INFO [stderr] 
Dec 17 16:43:08.044 INFO [stderr] warning: function is never used: `add_implied_dirs`
Dec 17 16:43:08.044 INFO [stderr]   --> src/fs.rs:14:1
Dec 17 16:43:08.044 INFO [stderr]    |
Dec 17 16:43:08.044 INFO [stderr] 14 | fn add_implied_dirs(dir: &str, fs_entries: &mut Vec<FsEntry>) -> () {
Dec 17 16:43:08.044 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:43:08.044 INFO [stderr]    |
Dec 17 16:43:08.044 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:43:08.044 INFO [stderr] 
Dec 17 16:43:08.114 INFO [stderr] warning: function is never used: `add_implied_dirs`
Dec 17 16:43:08.114 INFO [stderr]   --> src/fs.rs:14:1
Dec 17 16:43:08.114 INFO [stderr]    |
Dec 17 16:43:08.114 INFO [stderr] 14 | fn add_implied_dirs(dir: &str, fs_entries: &mut Vec<FsEntry>) -> () {
Dec 17 16:43:08.114 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:43:08.114 INFO [stderr]    |
Dec 17 16:43:08.114 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 16:43:08.114 INFO [stderr] 
Dec 17 16:43:08.136 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Dec 17 16:43:08.495 INFO running `"docker" "inspect" "4ce9a5e659c0bfa09c6f437d830899c708c7c159f640a7a250d97327fe3d20ac"`
Dec 17 16:43:08.586 INFO running `"docker" "rm" "-f" "4ce9a5e659c0bfa09c6f437d830899c708c7c159f640a7a250d97327fe3d20ac"`
Dec 17 16:43:08.731 INFO [stdout] 4ce9a5e659c0bfa09c6f437d830899c708c7c159f640a7a250d97327fe3d20ac