Nov 01 16:09:16.997 INFO checking skylane-0.1.2 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 16:09:16.997 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 16:09:17.428 INFO blam! 58a06e8bff084c39b206318cde8ef618e93e1fd9f7ce60b8507b7db364c842cf
Nov 01 16:09:17.440 INFO running `"docker" "start" "-a" "58a06e8bff084c39b206318cde8ef618e93e1fd9f7ce60b8507b7db364c842cf"`
Nov 01 16:09:18.690 INFO kablam! usermod: no changes
Nov 01 16:09:18.768 INFO kablam!     Checking nix v0.8.1
Nov 01 16:09:22.816 INFO kablam!     Checking skylane v0.1.2 (/source)
Nov 01 16:09:23.840 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:09:23.840 INFO kablam!    --> src/connection.rs:201:22
Nov 01 16:09:23.840 INFO kablam!     |
Nov 01 16:09:23.840 INFO kablam! 201 |                      mut bytes_buf: &mut Cursor<&[u8]>,
Nov 01 16:09:23.840 INFO kablam!     |                      ----^^^^^^^^^
Nov 01 16:09:23.840 INFO kablam!     |                      |
Nov 01 16:09:23.840 INFO kablam!     |                      help: remove this `mut`
Nov 01 16:09:23.840 INFO kablam!     |
Nov 01 16:09:23.840 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 16:09:23.840 INFO kablam! 
Nov 01 16:09:23.840 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:09:23.840 INFO kablam!    --> src/connection.rs:202:22
Nov 01 16:09:23.840 INFO kablam!     |
Nov 01 16:09:23.840 INFO kablam! 202 |                      mut fds_buf: &mut Cursor<&[u8]>)
Nov 01 16:09:23.840 INFO kablam!     |                      ----^^^^^^^
Nov 01 16:09:23.840 INFO kablam!     |                      |
Nov 01 16:09:23.840 INFO kablam!     |                      help: remove this `mut`
Nov 01 16:09:23.841 INFO kablam! 
Nov 01 16:09:23.884 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:09:23.884 INFO kablam!    --> src/connection.rs:201:22
Nov 01 16:09:23.884 INFO kablam!     |
Nov 01 16:09:23.884 INFO kablam! 201 |                      mut bytes_buf: &mut Cursor<&[u8]>,
Nov 01 16:09:23.884 INFO kablam!     |                      ----^^^^^^^^^
Nov 01 16:09:23.884 INFO kablam!     |                      |
Nov 01 16:09:23.884 INFO kablam!     |                      help: remove this `mut`
Nov 01 16:09:23.884 INFO kablam!     |
Nov 01 16:09:23.884 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 16:09:23.884 INFO kablam! 
Nov 01 16:09:23.884 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:09:23.884 INFO kablam!    --> src/connection.rs:202:22
Nov 01 16:09:23.884 INFO kablam!     |
Nov 01 16:09:23.884 INFO kablam! 202 |                      mut fds_buf: &mut Cursor<&[u8]>)
Nov 01 16:09:23.884 INFO kablam!     |                      ----^^^^^^^
Nov 01 16:09:23.884 INFO kablam!     |                      |
Nov 01 16:09:23.884 INFO kablam!     |                      help: remove this `mut`
Nov 01 16:09:23.884 INFO kablam! 
Nov 01 16:09:23.963 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
Nov 01 16:09:23.965 INFO kablam! su: No module specific data is present
Nov 01 16:09:24.942 INFO running `"docker" "rm" "-f" "58a06e8bff084c39b206318cde8ef618e93e1fd9f7ce60b8507b7db364c842cf"`
Nov 01 16:09:25.361 INFO blam! 58a06e8bff084c39b206318cde8ef618e93e1fd9f7ce60b8507b7db364c842cf