Oct 13 08:46:24.979 INFO checking serde-xml-rs-0.2.1 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 08:46:24.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/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 13 08:46:25.260 INFO blam! 60936e3f4016eca4025ea7f35878501f7bd72d80dcd3b56981ed48f55a578af8
Oct 13 08:46:25.265 INFO running `"docker" "start" "-a" "60936e3f4016eca4025ea7f35878501f7bd72d80dcd3b56981ed48f55a578af8"`
Oct 13 08:46:27.119 INFO kablam! usermod: no changes
Oct 13 08:46:27.213 INFO kablam!     Checking serde-xml-rs v0.2.1 (/source)
Oct 13 08:46:29.144 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:46:29.144 INFO kablam!   --> src/serialize.rs:89:23
Oct 13 08:46:29.144 INFO kablam!    |
Oct 13 08:46:29.144 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Oct 13 08:46:29.144 INFO kablam!    |                       ----^^^^
Oct 13 08:46:29.144 INFO kablam!    |                       |
Oct 13 08:46:29.144 INFO kablam!    |                       help: remove this `mut`
Oct 13 08:46:29.144 INFO kablam!    |
Oct 13 08:46:29.144 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 08:46:29.144 INFO kablam! 
Oct 13 08:46:29.856 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:46:29.857 INFO kablam!   --> src/serialize.rs:89:23
Oct 13 08:46:29.857 INFO kablam!    |
Oct 13 08:46:29.857 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Oct 13 08:46:29.857 INFO kablam!    |                       ----^^^^
Oct 13 08:46:29.857 INFO kablam!    |                       |
Oct 13 08:46:29.857 INFO kablam!    |                       help: remove this `mut`
Oct 13 08:46:29.857 INFO kablam!    |
Oct 13 08:46:29.857 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 08:46:29.857 INFO kablam! 
Oct 13 08:46:34.530 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.39s
Oct 13 08:46:34.534 INFO kablam! su: No module specific data is present
Oct 13 08:46:35.061 INFO running `"docker" "rm" "-f" "60936e3f4016eca4025ea7f35878501f7bd72d80dcd3b56981ed48f55a578af8"`
Oct 13 08:46:35.344 INFO blam! 60936e3f4016eca4025ea7f35878501f7bd72d80dcd3b56981ed48f55a578af8