Nov 01 00:06:13.477 INFO checking neosmart/tac against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 00:06:13.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 00:06:14.000 INFO blam! f6b26e946a2ccf5afc66da5a7c78dc93a6b1050c37adeb047ac49bfe88ba32c9
Nov 01 00:06:14.009 INFO running `"docker" "start" "-a" "f6b26e946a2ccf5afc66da5a7c78dc93a6b1050c37adeb047ac49bfe88ba32c9"`
Nov 01 00:06:15.220 INFO kablam! usermod: no changes
Nov 01 00:06:15.368 INFO kablam!     Checking memmap v0.5.2
Nov 01 00:06:15.376 INFO kablam!     Checking uuid v0.4.0
Nov 01 00:06:16.567 INFO kablam!     Checking tac v0.2.3 (/source)
Nov 01 00:06:17.092 INFO kablam! warning: variable does not need to be mutable
Nov 01 00:06:17.092 INFO kablam!   --> src/main.rs:64:16
Nov 01 00:06:17.092 INFO kablam!    |
Nov 01 00:06:17.093 INFO kablam! 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Nov 01 00:06:17.093 INFO kablam!    |                ----^^^^^^
Nov 01 00:06:17.093 INFO kablam!    |                |
Nov 01 00:06:17.093 INFO kablam!    |                help: remove this `mut`
Nov 01 00:06:17.093 INFO kablam!    |
Nov 01 00:06:17.093 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 00:06:17.093 INFO kablam! 
Nov 01 00:06:17.197 INFO kablam! warning: variable does not need to be mutable
Nov 01 00:06:17.197 INFO kablam!   --> src/main.rs:64:16
Nov 01 00:06:17.197 INFO kablam!    |
Nov 01 00:06:17.197 INFO kablam! 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Nov 01 00:06:17.197 INFO kablam!    |                ----^^^^^^
Nov 01 00:06:17.197 INFO kablam!    |                |
Nov 01 00:06:17.197 INFO kablam!    |                help: remove this `mut`
Nov 01 00:06:17.197 INFO kablam!    |
Nov 01 00:06:17.197 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 00:06:17.197 INFO kablam! 
Nov 01 00:06:17.292 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
Nov 01 00:06:17.292 INFO kablam! su: No module specific data is present
Nov 01 00:06:18.585 INFO running `"docker" "rm" "-f" "f6b26e946a2ccf5afc66da5a7c78dc93a6b1050c37adeb047ac49bfe88ba32c9"`
Nov 01 00:06:19.040 INFO blam! f6b26e946a2ccf5afc66da5a7c78dc93a6b1050c37adeb047ac49bfe88ba32c9