Dec 17 23:58:03.443 INFO checking gamozolabs/slime_tree against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:58:03.443 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/gamozolabs/slime_tree:/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 23:58:03.652 INFO [stdout] 03a06e248984d0cbaece5fae316ad44f02299fa3e5d6e5fbe972f48a1cf2841e
Dec 17 23:58:03.654 INFO running `"docker" "start" "-a" "03a06e248984d0cbaece5fae316ad44f02299fa3e5d6e5fbe972f48a1cf2841e"`
Dec 17 23:58:04.424 INFO [stderr]     Checking slime_tree v0.1.0 (/opt/crater/workdir)
Dec 17 23:58:04.786 INFO [stderr] warning: unused variable: `stream`
Dec 17 23:58:04.786 INFO [stderr]   --> src/main.rs:55:53
Dec 17 23:58:04.786 INFO [stderr]    |
Dec 17 23:58:04.786 INFO [stderr] 55 | fn worker(listing: Arc<Vec<(PathBuf, bool, bool)>>, stream: Arc<Mutex<TcpStream>>) {
Dec 17 23:58:04.786 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_stream` instead
Dec 17 23:58:04.786 INFO [stderr]    |
Dec 17 23:58:04.786 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:58:04.787 INFO [stderr] 
Dec 17 23:58:04.796 INFO [stderr] warning: unused variable: `stream`
Dec 17 23:58:04.796 INFO [stderr]   --> src/main.rs:55:53
Dec 17 23:58:04.796 INFO [stderr]    |
Dec 17 23:58:04.796 INFO [stderr] 55 | fn worker(listing: Arc<Vec<(PathBuf, bool, bool)>>, stream: Arc<Mutex<TcpStream>>) {
Dec 17 23:58:04.796 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_stream` instead
Dec 17 23:58:04.796 INFO [stderr]    |
Dec 17 23:58:04.796 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 23:58:04.796 INFO [stderr] 
Dec 17 23:58:04.810 INFO [stderr] warning: function is never used: `inform_filename`
Dec 17 23:58:04.810 INFO [stderr]    --> src/main.rs:122:1
Dec 17 23:58:04.810 INFO [stderr]     |
Dec 17 23:58:04.810 INFO [stderr] 122 | fn inform_filename(handle: &Mutex<TcpStream>, filename: &str) {
Dec 17 23:58:04.810 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:04.810 INFO [stderr]     |
Dec 17 23:58:04.810 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 23:58:04.810 INFO [stderr] 
Dec 17 23:58:04.815 INFO [stderr] warning: function is never used: `inform_filename`
Dec 17 23:58:04.815 INFO [stderr]    --> src/main.rs:122:1
Dec 17 23:58:04.815 INFO [stderr]     |
Dec 17 23:58:04.815 INFO [stderr] 122 | fn inform_filename(handle: &Mutex<TcpStream>, filename: &str) {
Dec 17 23:58:04.815 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:58:04.815 INFO [stderr]     |
Dec 17 23:58:04.815 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 17 23:58:04.815 INFO [stderr] 
Dec 17 23:58:04.844 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
Dec 17 23:58:05.234 INFO running `"docker" "inspect" "03a06e248984d0cbaece5fae316ad44f02299fa3e5d6e5fbe972f48a1cf2841e"`
Dec 17 23:58:05.392 INFO running `"docker" "rm" "-f" "03a06e248984d0cbaece5fae316ad44f02299fa3e5d6e5fbe972f48a1cf2841e"`
Dec 17 23:58:05.522 INFO [stdout] 03a06e248984d0cbaece5fae316ad44f02299fa3e5d6e5fbe972f48a1cf2841e