Nov 02 01:44:41.465 INFO checking attr-0.1.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 02 01:44:41.465 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-6/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 02 01:44:41.856 INFO blam! 6b8281fcd00f667fb849ed5eee539bf01d6c544247ec9e83f3ab6bb51498c68e
Nov 02 01:44:41.860 INFO running `"docker" "start" "-a" "6b8281fcd00f667fb849ed5eee539bf01d6c544247ec9e83f3ab6bb51498c68e"`
Nov 02 01:44:42.624 INFO kablam! usermod: no changes
Nov 02 01:44:42.651 INFO kablam! warning: only one of `license` or `license-file` is necessary
Nov 02 01:44:42.680 INFO kablam!     Checking attr v0.1.0 (/source)
Nov 02 01:44:44.856 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:44:44.856 INFO kablam!    --> tests/nested.rs:252:13
Nov 02 01:44:44.856 INFO kablam!     |
Nov 02 01:44:44.856 INFO kablam! 252 |         let mut x: &mut i32 = foo::Numbers.at(&mut f, 1);
Nov 02 01:44:44.856 INFO kablam!     |             ----^
Nov 02 01:44:44.856 INFO kablam!     |             |
Nov 02 01:44:44.856 INFO kablam!     |             help: remove this `mut`
Nov 02 01:44:44.856 INFO kablam!     |
Nov 02 01:44:44.856 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 01:44:44.856 INFO kablam! 
Nov 02 01:44:44.887 INFO kablam! warning: variable does not need to be mutable
Nov 02 01:44:44.887 INFO kablam!    --> tests/simple.rs:108:9
Nov 02 01:44:44.887 INFO kablam!     |
Nov 02 01:44:44.887 INFO kablam! 108 |     let mut batz = Bar::attrs().batz.get(&mut f);
Nov 02 01:44:44.887 INFO kablam!     |         ----^^^^
Nov 02 01:44:44.887 INFO kablam!     |         |
Nov 02 01:44:44.887 INFO kablam!     |         help: remove this `mut`
Nov 02 01:44:44.887 INFO kablam!     |
Nov 02 01:44:44.887 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 01:44:44.887 INFO kablam! 
Nov 02 01:44:45.372 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
Nov 02 01:44:45.376 INFO kablam! su: No module specific data is present
Nov 02 01:44:45.923 INFO running `"docker" "rm" "-f" "6b8281fcd00f667fb849ed5eee539bf01d6c544247ec9e83f3ab6bb51498c68e"`
Nov 02 01:44:46.120 INFO blam! 6b8281fcd00f667fb849ed5eee539bf01d6c544247ec9e83f3ab6bb51498c68e