Oct 12 14:25:44.370 INFO checking saarw/cstruct2rs against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 14:25:44.370 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 14:25:44.773 INFO blam! 248c3813f56e0163937f6021b346cf8ce0769f67070462bee5bef93dc40d3e54
Oct 12 14:25:44.778 INFO running `"docker" "start" "-a" "248c3813f56e0163937f6021b346cf8ce0769f67070462bee5bef93dc40d3e54"`
Oct 12 14:25:46.393 INFO kablam! usermod: no changes
Oct 12 14:25:46.448 INFO kablam!     Checking cstruct2rs v0.0.1 (/source)
Oct 12 14:25:46.996 INFO kablam! warning: variable does not need to be mutable
Oct 12 14:25:46.996 INFO kablam!   --> src/cinfo.rs:90:6
Oct 12 14:25:46.996 INFO kablam!    |
Oct 12 14:25:46.996 INFO kablam! 90 |     let mut name_buf: Cow<String>;
Oct 12 14:25:46.996 INFO kablam!    |         ----^^^^^^^^
Oct 12 14:25:46.996 INFO kablam!    |         |
Oct 12 14:25:46.996 INFO kablam!    |         help: remove this `mut`
Oct 12 14:25:46.996 INFO kablam!    |
Oct 12 14:25:46.996 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 14:25:46.996 INFO kablam! 
Oct 12 14:25:46.996 INFO kablam! warning: variable does not need to be mutable
Oct 12 14:25:46.996 INFO kablam!   --> src/cinfo.rs:91:6
Oct 12 14:25:46.996 INFO kablam!    |
Oct 12 14:25:46.996 INFO kablam! 91 |     let mut var_name: Cow<str>;    
Oct 12 14:25:46.996 INFO kablam!    |         ----^^^^^^^^
Oct 12 14:25:46.996 INFO kablam!    |         |
Oct 12 14:25:46.996 INFO kablam!    |         help: remove this `mut`
Oct 12 14:25:46.996 INFO kablam! 
Oct 12 14:25:47.192 INFO kablam! warning: variable does not need to be mutable
Oct 12 14:25:47.192 INFO kablam!   --> src/cinfo.rs:90:6
Oct 12 14:25:47.192 INFO kablam!    |
Oct 12 14:25:47.192 INFO kablam! 90 |     let mut name_buf: Cow<String>;
Oct 12 14:25:47.192 INFO kablam!    |         ----^^^^^^^^
Oct 12 14:25:47.192 INFO kablam!    |         |
Oct 12 14:25:47.192 INFO kablam!    |         help: remove this `mut`
Oct 12 14:25:47.192 INFO kablam!    |
Oct 12 14:25:47.192 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 14:25:47.192 INFO kablam! 
Oct 12 14:25:47.192 INFO kablam! warning: variable does not need to be mutable
Oct 12 14:25:47.192 INFO kablam!   --> src/cinfo.rs:91:6
Oct 12 14:25:47.192 INFO kablam!    |
Oct 12 14:25:47.192 INFO kablam! 91 |     let mut var_name: Cow<str>;    
Oct 12 14:25:47.192 INFO kablam!    |         ----^^^^^^^^
Oct 12 14:25:47.192 INFO kablam!    |         |
Oct 12 14:25:47.192 INFO kablam!    |         help: remove this `mut`
Oct 12 14:25:47.192 INFO kablam! 
Oct 12 14:25:47.256 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Oct 12 14:25:47.256 INFO kablam! su: No module specific data is present
Oct 12 14:25:48.084 INFO running `"docker" "rm" "-f" "248c3813f56e0163937f6021b346cf8ce0769f67070462bee5bef93dc40d3e54"`
Oct 12 14:25:48.388 INFO blam! 248c3813f56e0163937f6021b346cf8ce0769f67070462bee5bef93dc40d3e54