Oct 12 16:38:15.909 INFO checking neosmart/tac against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 16:38:15.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 16:38:16.350 INFO blam! 8aecdd541217c9d3d23e90d52167d353e2585b5c594119bc4ce526658b4d7143
Oct 12 16:38:16.351 INFO running `"docker" "start" "-a" "8aecdd541217c9d3d23e90d52167d353e2585b5c594119bc4ce526658b4d7143"`
Oct 12 16:38:17.896 INFO kablam! usermod: no changes
Oct 12 16:38:17.996 INFO kablam!     Checking memmap v0.5.2
Oct 12 16:38:17.996 INFO kablam!     Checking uuid v0.4.0
Oct 12 16:38:19.020 INFO kablam!     Checking tac v0.2.3 (/source)
Oct 12 16:38:19.632 INFO kablam! warning: variable does not need to be mutable
Oct 12 16:38:19.633 INFO kablam!   --> src/main.rs:64:16
Oct 12 16:38:19.634 INFO kablam!    |
Oct 12 16:38:19.634 INFO kablam! 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Oct 12 16:38:19.634 INFO kablam!    |                ----^^^^^^
Oct 12 16:38:19.635 INFO kablam!    |                |
Oct 12 16:38:19.635 INFO kablam!    |                help: remove this `mut`
Oct 12 16:38:19.636 INFO kablam!    |
Oct 12 16:38:19.636 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 16:38:19.636 INFO kablam! 
Oct 12 16:38:19.680 INFO kablam! warning: variable does not need to be mutable
Oct 12 16:38:19.680 INFO kablam!   --> src/main.rs:64:16
Oct 12 16:38:19.680 INFO kablam!    |
Oct 12 16:38:19.680 INFO kablam! 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Oct 12 16:38:19.680 INFO kablam!    |                ----^^^^^^
Oct 12 16:38:19.680 INFO kablam!    |                |
Oct 12 16:38:19.698 INFO kablam!    |                help: remove this `mut`
Oct 12 16:38:19.698 INFO kablam!    |
Oct 12 16:38:19.698 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 16:38:19.698 INFO kablam! 
Oct 12 16:38:19.725 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Oct 12 16:38:19.729 INFO kablam! su: No module specific data is present
Oct 12 16:38:21.110 INFO running `"docker" "rm" "-f" "8aecdd541217c9d3d23e90d52167d353e2585b5c594119bc4ce526658b4d7143"`
Oct 12 16:38:21.452 INFO blam! 8aecdd541217c9d3d23e90d52167d353e2585b5c594119bc4ce526658b4d7143