Dec 19 16:42:21.433 INFO checking gamozolabs/slime_tree against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:42:21.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:42:21.712 INFO [stdout] 778bf1808e0bfd2da451221f578e2a9e7b15a1ea4d26ff4e52caa901c3173e60
Dec 19 16:42:21.715 INFO running `"docker" "start" "-a" "778bf1808e0bfd2da451221f578e2a9e7b15a1ea4d26ff4e52caa901c3173e60"`
Dec 19 16:42:22.332 INFO [stderr]     Checking slime_tree v0.1.0 (/opt/crater/workdir)
Dec 19 16:42:22.673 INFO [stderr] warning: unused variable: `stream`
Dec 19 16:42:22.674 INFO [stderr]   --> src/main.rs:55:53
Dec 19 16:42:22.674 INFO [stderr]    |
Dec 19 16:42:22.674 INFO [stderr] 55 | fn worker(listing: Arc<Vec<(PathBuf, bool, bool)>>, stream: Arc<Mutex<TcpStream>>) {
Dec 19 16:42:22.674 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_stream` instead
Dec 19 16:42:22.674 INFO [stderr]    |
Dec 19 16:42:22.674 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:42:22.674 INFO [stderr] 
Dec 19 16:42:22.674 INFO [stderr] warning: function is never used: `inform_filename`
Dec 19 16:42:22.674 INFO [stderr]    --> src/main.rs:122:1
Dec 19 16:42:22.674 INFO [stderr]     |
Dec 19 16:42:22.674 INFO [stderr] 122 | fn inform_filename(handle: &Mutex<TcpStream>, filename: &str) {
Dec 19 16:42:22.674 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:22.674 INFO [stderr]     |
Dec 19 16:42:22.674 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:42:22.674 INFO [stderr] 
Dec 19 16:42:22.694 INFO [stderr] warning: unused variable: `stream`
Dec 19 16:42:22.694 INFO [stderr]   --> src/main.rs:55:53
Dec 19 16:42:22.694 INFO [stderr]    |
Dec 19 16:42:22.694 INFO [stderr] 55 | fn worker(listing: Arc<Vec<(PathBuf, bool, bool)>>, stream: Arc<Mutex<TcpStream>>) {
Dec 19 16:42:22.694 INFO [stderr]    |                                                     ^^^^^^ help: consider using `_stream` instead
Dec 19 16:42:22.694 INFO [stderr]    |
Dec 19 16:42:22.694 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:42:22.694 INFO [stderr] 
Dec 19 16:42:22.717 INFO [stderr] warning: function is never used: `inform_filename`
Dec 19 16:42:22.717 INFO [stderr]    --> src/main.rs:122:1
Dec 19 16:42:22.717 INFO [stderr]     |
Dec 19 16:42:22.717 INFO [stderr] 122 | fn inform_filename(handle: &Mutex<TcpStream>, filename: &str) {
Dec 19 16:42:22.717 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:42:22.717 INFO [stderr]     |
Dec 19 16:42:22.717 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 16:42:22.717 INFO [stderr] 
Dec 19 16:42:22.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
Dec 19 16:42:23.101 INFO running `"docker" "inspect" "778bf1808e0bfd2da451221f578e2a9e7b15a1ea4d26ff4e52caa901c3173e60"`
Dec 19 16:42:23.216 INFO running `"docker" "rm" "-f" "778bf1808e0bfd2da451221f578e2a9e7b15a1ea4d26ff4e52caa901c3173e60"`
Dec 19 16:42:23.328 INFO [stdout] 778bf1808e0bfd2da451221f578e2a9e7b15a1ea4d26ff4e52caa901c3173e60