Sep 19 17:15:21.885 INFO checking tac-0.2.3 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 17:15:21.885 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 17:15:21.885 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 17:15:22.021 INFO blam! 093761b2656752f7f11c0608ca5e4860d0d65cffcd5255bcd0640602b1e1328e
Sep 19 17:15:22.023 INFO running `"docker" "start" "-a" "093761b2656752f7f11c0608ca5e4860d0d65cffcd5255bcd0640602b1e1328e"`
Sep 19 17:15:22.864 INFO kablam! usermod: no changes
Sep 19 17:15:22.906 INFO kablam!     Checking uuid v0.4.0
Sep 19 17:15:23.329 INFO kablam!     Checking tac v0.2.3 (/source)
Sep 19 17:15:23.650 INFO kablam! warning: variable does not need to be mutable
Sep 19 17:15:23.650 INFO kablam!   --> src/main.rs:64:16
Sep 19 17:15:23.650 INFO kablam!    |
Sep 19 17:15:23.651 INFO kablam! 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Sep 19 17:15:23.651 INFO kablam!    |                ----^^^^^^
Sep 19 17:15:23.651 INFO kablam!    |                |
Sep 19 17:15:23.651 INFO kablam!    |                help: remove this `mut`
Sep 19 17:15:23.651 INFO kablam!    |
Sep 19 17:15:23.651 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 17:15:23.651 INFO kablam! 
Sep 19 17:15:23.703 INFO kablam! warning: variable does not need to be mutable
Sep 19 17:15:23.703 INFO kablam!   --> src/main.rs:64:16
Sep 19 17:15:23.703 INFO kablam!    |
Sep 19 17:15:23.703 INFO kablam! 64 | fn print_bytes(mut stdout: &mut StdoutLock, bytes: &[u8]) {
Sep 19 17:15:23.703 INFO kablam!    |                ----^^^^^^
Sep 19 17:15:23.703 INFO kablam!    |                |
Sep 19 17:15:23.703 INFO kablam!    |                help: remove this `mut`
Sep 19 17:15:23.703 INFO kablam!    |
Sep 19 17:15:23.703 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 17:15:23.703 INFO kablam! 
Sep 19 17:15:23.729 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Sep 19 17:15:23.732 INFO kablam! su: No module specific data is present
Sep 19 17:15:24.328 INFO running `"docker" "rm" "-f" "093761b2656752f7f11c0608ca5e4860d0d65cffcd5255bcd0640602b1e1328e"`
Sep 19 17:15:24.408 INFO blam! 093761b2656752f7f11c0608ca5e4860d0d65cffcd5255bcd0640602b1e1328e