Nov 29 01:44:29.049 INFO checking fastcgi-1.0.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 29 01:44:29.049 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 29 01:44:29.501 INFO [stdout] 4320768ea9423a4bdf2b1d0380848b667df10720bf83ee537ff2204ca058c9f7
Nov 29 01:44:29.506 INFO running `"docker" "start" "-a" "4320768ea9423a4bdf2b1d0380848b667df10720bf83ee537ff2204ca058c9f7"`
Nov 29 01:44:30.600 INFO [stderr] usermod: no changes
Nov 29 01:44:30.636 INFO [stderr]     Checking fastcgi v1.0.0 (/source)
Nov 29 01:44:32.128 INFO [stderr] warning: variable does not need to be mutable
Nov 29 01:44:32.128 INFO [stderr]    --> src/lib.rs:132:24
Nov 29 01:44:32.128 INFO [stderr]     |
Nov 29 01:44:32.128 INFO [stderr] 132 | fn write_len<W: Write>(mut w: &mut W, n: u32) -> io::Result<()> {
Nov 29 01:44:32.128 INFO [stderr]     |                        ----^
Nov 29 01:44:32.129 INFO [stderr]     |                        |
Nov 29 01:44:32.129 INFO [stderr]     |                        help: remove this `mut`
Nov 29 01:44:32.132 INFO [stderr]     |
Nov 29 01:44:32.132 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 01:44:32.132 INFO [stderr] 
Nov 29 01:44:32.257 INFO [stderr] warning: variable does not need to be mutable
Nov 29 01:44:32.257 INFO [stderr]    --> src/lib.rs:132:24
Nov 29 01:44:32.257 INFO [stderr]     |
Nov 29 01:44:32.257 INFO [stderr] 132 | fn write_len<W: Write>(mut w: &mut W, n: u32) -> io::Result<()> {
Nov 29 01:44:32.257 INFO [stderr]     |                        ----^
Nov 29 01:44:32.257 INFO [stderr]     |                        |
Nov 29 01:44:32.257 INFO [stderr]     |                        help: remove this `mut`
Nov 29 01:44:32.257 INFO [stderr]     |
Nov 29 01:44:32.257 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 29 01:44:32.257 INFO [stderr] 
Nov 29 01:44:33.079 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
Nov 29 01:44:33.081 INFO [stderr] su: No module specific data is present
Nov 29 01:44:33.882 INFO running `"docker" "inspect" "4320768ea9423a4bdf2b1d0380848b667df10720bf83ee537ff2204ca058c9f7"`
Nov 29 01:44:34.224 INFO running `"docker" "rm" "-f" "4320768ea9423a4bdf2b1d0380848b667df10720bf83ee537ff2204ca058c9f7"`
Nov 29 01:44:34.533 INFO [stdout] 4320768ea9423a4bdf2b1d0380848b667df10720bf83ee537ff2204ca058c9f7