[INFO] updating cached repository Gregory-Meyer/spinlock-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Gregory-Meyer/spinlock-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Gregory-Meyer/spinlock-rs" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Gregory-Meyer/spinlock-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Gregory-Meyer/spinlock-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Gregory-Meyer/spinlock-rs" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Gregory-Meyer/spinlock-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Gregory-Meyer/spinlock-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0adbb47c6d77538ee23bbb30aea3f59079bd1ae4
[INFO] sha for GitHub repo Gregory-Meyer/spinlock-rs: 0adbb47c6d77538ee23bbb30aea3f59079bd1ae4
[INFO] validating manifest of Gregory-Meyer/spinlock-rs on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Gregory-Meyer/spinlock-rs on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Gregory-Meyer/spinlock-rs
[INFO] finished frobbing Gregory-Meyer/spinlock-rs
[INFO] frobbed toml for Gregory-Meyer/spinlock-rs written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/Gregory-Meyer/spinlock-rs/Cargo.toml
[INFO] started frobbing Gregory-Meyer/spinlock-rs
[INFO] finished frobbing Gregory-Meyer/spinlock-rs
[INFO] frobbed toml for Gregory-Meyer/spinlock-rs written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/Gregory-Meyer/spinlock-rs/Cargo.toml
[INFO] crate Gregory-Meyer/spinlock-rs has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Gregory-Meyer/spinlock-rs against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-5/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/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" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6a381bb2086309c2d9d65d2d0fdaa3397b273436b4610ef35b5117437269cf2a
[INFO] running `"docker" "start" "-a" "6a381bb2086309c2d9d65d2d0fdaa3397b273436b4610ef35b5117437269cf2a"`
[INFO] [stderr]     Checking spinlock v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `into_inner`
[INFO] [stderr]   --> src/spinlock.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn into_inner(self) -> std::sync::LockResult<T> where T: Sized {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] warning: method is never used: `into_inner`
[INFO] [stderr]   --> src/spinlock.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn into_inner(self) -> std::sync::LockResult<T> where T: Sized {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]   --> src/spinlock.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn get_mut(&mut self) -> std::sync::LockResult<&mut T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]   --> src/spinlock.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn get_mut(&mut self) -> std::sync::LockResult<&mut T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "6a381bb2086309c2d9d65d2d0fdaa3397b273436b4610ef35b5117437269cf2a"`
[INFO] running `"docker" "rm" "-f" "6a381bb2086309c2d9d65d2d0fdaa3397b273436b4610ef35b5117437269cf2a"`
[INFO] [stdout] 6a381bb2086309c2d9d65d2d0fdaa3397b273436b4610ef35b5117437269cf2a