Nov 03 08:45:51.931 INFO checking fast_io-1.2.2 against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 03 08:45:51.932 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-1/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/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 +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-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 03 08:45:52.338 INFO blam! 0fc8f546af28af44507952cce7707d4654b9b00bd320789234a2349afe0cdacc
Nov 03 08:45:52.346 INFO running `"docker" "start" "-a" "0fc8f546af28af44507952cce7707d4654b9b00bd320789234a2349afe0cdacc"`
Nov 03 08:45:53.508 INFO kablam! usermod: no changes
Nov 03 08:45:53.571 INFO kablam!     Checking fast_io v1.2.2 (/source)
Nov 03 08:45:54.511 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:45:54.511 INFO kablam!   --> src/copy_io.rs:17:13
Nov 03 08:45:54.511 INFO kablam!    |
Nov 03 08:45:54.511 INFO kablam! 17 |         let mut buffer = unsafe {
Nov 03 08:45:54.511 INFO kablam!    |             ----^^^^^^
Nov 03 08:45:54.511 INFO kablam!    |             |
Nov 03 08:45:54.511 INFO kablam!    |             help: remove this `mut`
Nov 03 08:45:54.511 INFO kablam!    |
Nov 03 08:45:54.511 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 08:45:54.511 INFO kablam! 
Nov 03 08:45:54.514 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:45:54.514 INFO kablam!   --> src/copy_io.rs:38:17
Nov 03 08:45:54.514 INFO kablam!    |
Nov 03 08:45:54.514 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Nov 03 08:45:54.514 INFO kablam!    |                 ----^^^^^^
Nov 03 08:45:54.514 INFO kablam!    |                 |
Nov 03 08:45:54.514 INFO kablam!    |                 help: remove this `mut`
Nov 03 08:45:54.514 INFO kablam! 
Nov 03 08:45:54.796 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:45:54.796 INFO kablam!   --> src/copy_io.rs:17:13
Nov 03 08:45:54.796 INFO kablam!    |
Nov 03 08:45:54.796 INFO kablam! 17 |         let mut buffer = unsafe {
Nov 03 08:45:54.796 INFO kablam!    |             ----^^^^^^
Nov 03 08:45:54.796 INFO kablam!    |             |
Nov 03 08:45:54.796 INFO kablam!    |             help: remove this `mut`
Nov 03 08:45:54.796 INFO kablam!    |
Nov 03 08:45:54.796 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 03 08:45:54.796 INFO kablam! 
Nov 03 08:45:54.801 INFO kablam! warning: variable does not need to be mutable
Nov 03 08:45:54.801 INFO kablam!   --> src/copy_io.rs:38:17
Nov 03 08:45:54.801 INFO kablam!    |
Nov 03 08:45:54.801 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Nov 03 08:45:54.801 INFO kablam!    |                 ----^^^^^^
Nov 03 08:45:54.808 INFO kablam!    |                 |
Nov 03 08:45:54.808 INFO kablam!    |                 help: remove this `mut`
Nov 03 08:45:54.808 INFO kablam! 
Nov 03 08:45:54.852 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
Nov 03 08:45:54.858 INFO kablam! su: No module specific data is present
Nov 03 08:45:55.531 INFO running `"docker" "rm" "-f" "0fc8f546af28af44507952cce7707d4654b9b00bd320789234a2349afe0cdacc"`
Nov 03 08:45:55.769 INFO blam! 0fc8f546af28af44507952cce7707d4654b9b00bd320789234a2349afe0cdacc