Dec 18 07:26:40.318 INFO checking Gregory-Meyer/spinlock-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:26:40.318 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Gregory-Meyer/spinlock-rs:/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 18 07:26:40.476 INFO [stdout] 09d67336e4303dd7b193071725877851a3d578f21c157970bfb16aec2e0d9ef6
Dec 18 07:26:40.478 INFO running `"docker" "start" "-a" "09d67336e4303dd7b193071725877851a3d578f21c157970bfb16aec2e0d9ef6"`
Dec 18 07:26:40.967 INFO [stderr]     Checking spinlock v0.1.0 (/opt/crater/workdir)
Dec 18 07:26:41.225 INFO [stderr] warning: method is never used: `into_inner`
Dec 18 07:26:41.225 INFO [stderr]   --> src/spinlock.rs:52:5
Dec 18 07:26:41.225 INFO [stderr]    |
Dec 18 07:26:41.225 INFO [stderr] 52 |     pub fn into_inner(self) -> std::sync::LockResult<T> where T: Sized {
Dec 18 07:26:41.225 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:26:41.225 INFO [stderr]    |
Dec 18 07:26:41.225 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:26:41.225 INFO [stderr] 
Dec 18 07:26:41.225 INFO [stderr] warning: method is never used: `get_mut`
Dec 18 07:26:41.225 INFO [stderr]   --> src/spinlock.rs:80:5
Dec 18 07:26:41.225 INFO [stderr]    |
Dec 18 07:26:41.225 INFO [stderr] 80 |     pub fn get_mut(&mut self) -> std::sync::LockResult<&mut T> {
Dec 18 07:26:41.225 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:26:41.225 INFO [stderr] 
Dec 18 07:26:41.252 INFO [stderr] warning: method is never used: `into_inner`
Dec 18 07:26:41.252 INFO [stderr]   --> src/spinlock.rs:52:5
Dec 18 07:26:41.252 INFO [stderr]    |
Dec 18 07:26:41.252 INFO [stderr] 52 |     pub fn into_inner(self) -> std::sync::LockResult<T> where T: Sized {
Dec 18 07:26:41.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:26:41.252 INFO [stderr]    |
Dec 18 07:26:41.252 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 07:26:41.252 INFO [stderr] 
Dec 18 07:26:41.252 INFO [stderr] warning: method is never used: `get_mut`
Dec 18 07:26:41.252 INFO [stderr]   --> src/spinlock.rs:80:5
Dec 18 07:26:41.252 INFO [stderr]    |
Dec 18 07:26:41.252 INFO [stderr] 80 |     pub fn get_mut(&mut self) -> std::sync::LockResult<&mut T> {
Dec 18 07:26:41.252 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 07:26:41.252 INFO [stderr] 
Dec 18 07:26:41.274 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
Dec 18 07:26:41.525 INFO running `"docker" "inspect" "09d67336e4303dd7b193071725877851a3d578f21c157970bfb16aec2e0d9ef6"`
Dec 18 07:26:41.598 INFO running `"docker" "rm" "-f" "09d67336e4303dd7b193071725877851a3d578f21c157970bfb16aec2e0d9ef6"`
Dec 18 07:26:41.685 INFO [stdout] 09d67336e4303dd7b193071725877851a3d578f21c157970bfb16aec2e0d9ef6