Sep 14 16:47:28.136 INFO checking fast_io-1.2.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 16:47:28.137 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 16:47:28.137 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 16:47:28.393 INFO blam! 0277a0bbf499b5b311f8ab6927acab46b02968684d1cbd4d7fafa9425dcebec4
Sep 14 16:47:28.394 INFO running `"docker" "start" "-a" "0277a0bbf499b5b311f8ab6927acab46b02968684d1cbd4d7fafa9425dcebec4"`
Sep 14 16:47:29.070 INFO kablam! usermod: no changes
Sep 14 16:47:29.098 INFO kablam!     Checking fast_io v1.2.2 (file:///source)
Sep 14 16:47:29.367 INFO kablam! warning: variable does not need to be mutable
Sep 14 16:47:29.367 INFO kablam!   --> src/copy_io.rs:17:13
Sep 14 16:47:29.367 INFO kablam!    |
Sep 14 16:47:29.367 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 14 16:47:29.367 INFO kablam!    |             ----^^^^^^
Sep 14 16:47:29.367 INFO kablam!    |             |
Sep 14 16:47:29.367 INFO kablam!    |             help: remove this `mut`
Sep 14 16:47:29.367 INFO kablam!    |
Sep 14 16:47:29.367 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 16:47:29.367 INFO kablam! 
Sep 14 16:47:29.370 INFO kablam! warning: variable does not need to be mutable
Sep 14 16:47:29.370 INFO kablam!   --> src/copy_io.rs:38:17
Sep 14 16:47:29.370 INFO kablam!    |
Sep 14 16:47:29.370 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 14 16:47:29.370 INFO kablam!    |                 ----^^^^^^
Sep 14 16:47:29.370 INFO kablam!    |                 |
Sep 14 16:47:29.370 INFO kablam!    |                 help: remove this `mut`
Sep 14 16:47:29.370 INFO kablam! 
Sep 14 16:47:29.607 INFO kablam! warning: variable does not need to be mutable
Sep 14 16:47:29.607 INFO kablam!   --> src/copy_io.rs:17:13
Sep 14 16:47:29.607 INFO kablam!    |
Sep 14 16:47:29.607 INFO kablam! 17 |         let mut buffer = unsafe {
Sep 14 16:47:29.607 INFO kablam!    |             ----^^^^^^
Sep 14 16:47:29.607 INFO kablam!    |             |
Sep 14 16:47:29.607 INFO kablam!    |             help: remove this `mut`
Sep 14 16:47:29.607 INFO kablam!    |
Sep 14 16:47:29.607 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 14 16:47:29.607 INFO kablam! 
Sep 14 16:47:29.607 INFO kablam! warning: variable does not need to be mutable
Sep 14 16:47:29.607 INFO kablam!   --> src/copy_io.rs:38:17
Sep 14 16:47:29.607 INFO kablam!    |
Sep 14 16:47:29.607 INFO kablam! 38 |             let mut buffer = slice::from_raw_parts_mut(
Sep 14 16:47:29.607 INFO kablam!    |                 ----^^^^^^
Sep 14 16:47:29.607 INFO kablam!    |                 |
Sep 14 16:47:29.607 INFO kablam!    |                 help: remove this `mut`
Sep 14 16:47:29.607 INFO kablam! 
Sep 14 16:47:29.634 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Sep 14 16:47:29.634 INFO kablam! su: No module specific data is present
Sep 14 16:47:30.229 INFO running `"docker" "rm" "-f" "0277a0bbf499b5b311f8ab6927acab46b02968684d1cbd4d7fafa9425dcebec4"`
Sep 14 16:47:30.338 INFO blam! 0277a0bbf499b5b311f8ab6927acab46b02968684d1cbd4d7fafa9425dcebec4