Dec 19 13:23:30.907 INFO checking lukehoban/endo-rust against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:23:30.907 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/lukehoban/endo-rust:/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 13:23:31.076 INFO [stdout] d2d905d3c91f2d27094419aa820d8eda76d3c8fdd2065637e6bb4dee23da128b
Dec 19 13:23:31.080 INFO running `"docker" "start" "-a" "d2d905d3c91f2d27094419aa820d8eda76d3c8fdd2065637e6bb4dee23da128b"`
Dec 19 13:23:31.846 INFO [stderr]     Checking xi-rope v0.0.0 (/opt/crater/workdir/rope)
Dec 19 13:23:32.446 INFO [stderr] warning: variable does not need to be mutable
Dec 19 13:23:32.446 INFO [stderr]    --> rope/src/tree.rs:232:17
Dec 19 13:23:32.446 INFO [stderr]     |
Dec 19 13:23:32.446 INFO [stderr] 232 |             let mut node1 = Arc::make_mut(&mut rope1.0);
Dec 19 13:23:32.446 INFO [stderr]     |                 ----^^^^^
Dec 19 13:23:32.446 INFO [stderr]     |                 |
Dec 19 13:23:32.446 INFO [stderr]     |                 help: remove this `mut`
Dec 19 13:23:32.446 INFO [stderr]     |
Dec 19 13:23:32.446 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 13:23:32.446 INFO [stderr] 
Dec 19 13:23:32.554 INFO [stderr]     Checking endo v0.1.0 (/opt/crater/workdir)
Dec 19 13:23:33.240 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Dec 19 13:23:33.599 INFO running `"docker" "inspect" "d2d905d3c91f2d27094419aa820d8eda76d3c8fdd2065637e6bb4dee23da128b"`
Dec 19 13:23:33.761 INFO running `"docker" "rm" "-f" "d2d905d3c91f2d27094419aa820d8eda76d3c8fdd2065637e6bb4dee23da128b"`
Dec 19 13:23:33.888 INFO [stdout] d2d905d3c91f2d27094419aa820d8eda76d3c8fdd2065637e6bb4dee23da128b