Nov 01 15:40:38.983 INFO checking stderr-0.8.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 15:40:38.983 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15:40:39.176 INFO blam! 9b07fd7cf435b41c9edda4a4236ed8ff19c23f8831a83cf6fa4cd027f8ac4f77
Nov 01 15:40:39.182 INFO running `"docker" "start" "-a" "9b07fd7cf435b41c9edda4a4236ed8ff19c23f8831a83cf6fa4cd027f8ac4f77"`
Nov 01 15:40:39.880 INFO kablam! usermod: no changes
Nov 01 15:40:39.960 INFO kablam!     Checking stderr v0.8.0 (/source)
Nov 01 15:40:40.801 INFO kablam! warning: variable does not need to be mutable
Nov 01 15:40:40.801 INFO kablam!   --> src/log/mod.rs:40:13
Nov 01 15:40:40.801 INFO kablam!    |
Nov 01 15:40:40.801 INFO kablam! 40 |         let mut logger = LOGGER.as_mut();
Nov 01 15:40:40.801 INFO kablam!    |             ----^^^^^^
Nov 01 15:40:40.801 INFO kablam!    |             |
Nov 01 15:40:40.801 INFO kablam!    |             help: remove this `mut`
Nov 01 15:40:40.801 INFO kablam!    |
Nov 01 15:40:40.801 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 15:40:40.801 INFO kablam! 
Nov 01 15:40:40.840 INFO kablam! warning: variable does not need to be mutable
Nov 01 15:40:40.840 INFO kablam!    --> src/log/mod.rs:137:13
Nov 01 15:40:40.841 INFO kablam!     |
Nov 01 15:40:40.841 INFO kablam! 137 |         let mut logger = LOGGER.as_mut();
Nov 01 15:40:40.842 INFO kablam!     |             ----^^^^^^
Nov 01 15:40:40.842 INFO kablam!     |             |
Nov 01 15:40:40.842 INFO kablam!     |             help: remove this `mut`
Nov 01 15:40:40.842 INFO kablam! 
Nov 01 15:40:40.896 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 15:40:40.897 INFO kablam!   --> src/static_mut.rs:89:9
Nov 01 15:40:40.897 INFO kablam!    |
Nov 01 15:40:40.898 INFO kablam! 89 |         unsafe {self.0.into_inner()}
Nov 01 15:40:40.898 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Nov 01 15:40:40.898 INFO kablam!    |
Nov 01 15:40:40.899 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Nov 01 15:40:40.899 INFO kablam! 
Nov 01 15:40:41.540 INFO kablam! warning: variable does not need to be mutable
Nov 01 15:40:41.541 INFO kablam!   --> src/log/mod.rs:40:13
Nov 01 15:40:41.541 INFO kablam!    |
Nov 01 15:40:41.542 INFO kablam! 40 |         let mut logger = LOGGER.as_mut();
Nov 01 15:40:41.542 INFO kablam!    |             ----^^^^^^
Nov 01 15:40:41.542 INFO kablam!    |             |
Nov 01 15:40:41.543 INFO kablam!    |             help: remove this `mut`
Nov 01 15:40:41.543 INFO kablam!    |
Nov 01 15:40:41.543 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 15:40:41.543 INFO kablam! 
Nov 01 15:40:41.576 INFO kablam! warning: variable does not need to be mutable
Nov 01 15:40:41.577 INFO kablam!    --> src/log/mod.rs:137:13
Nov 01 15:40:41.577 INFO kablam!     |
Nov 01 15:40:41.578 INFO kablam! 137 |         let mut logger = LOGGER.as_mut();
Nov 01 15:40:41.578 INFO kablam!     |             ----^^^^^^
Nov 01 15:40:41.578 INFO kablam!     |             |
Nov 01 15:40:41.579 INFO kablam!     |             help: remove this `mut`
Nov 01 15:40:41.579 INFO kablam! 
Nov 01 15:40:41.740 INFO kablam! warning: unnecessary `unsafe` block
Nov 01 15:40:41.740 INFO kablam!   --> src/static_mut.rs:89:9
Nov 01 15:40:41.741 INFO kablam!    |
Nov 01 15:40:41.741 INFO kablam! 89 |         unsafe {self.0.into_inner()}
Nov 01 15:40:41.741 INFO kablam!    |         ^^^^^^ unnecessary `unsafe` block
Nov 01 15:40:41.748 INFO kablam!    |
Nov 01 15:40:41.748 INFO kablam!    = note: #[warn(unused_unsafe)] on by default
Nov 01 15:40:41.748 INFO kablam! 
Nov 01 15:40:42.805 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Nov 01 15:40:42.835 INFO kablam! su: No module specific data is present
Nov 01 15:40:43.360 INFO running `"docker" "rm" "-f" "9b07fd7cf435b41c9edda4a4236ed8ff19c23f8831a83cf6fa4cd027f8ac4f77"`
Nov 01 15:40:43.496 INFO blam! 9b07fd7cf435b41c9edda4a4236ed8ff19c23f8831a83cf6fa4cd027f8ac4f77