Sep 19 20:28:52.926 INFO checking serde-xml-rs-0.2.1 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 19 20:28:52.926 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 19 20:28:52.926 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 20:28:53.111 INFO blam! 90c2ade947c088fe8f05d77ef7f5abb5999477d8c60d491796b68d81971fb65f
Sep 19 20:28:53.113 INFO running `"docker" "start" "-a" "90c2ade947c088fe8f05d77ef7f5abb5999477d8c60d491796b68d81971fb65f"`
Sep 19 20:28:54.210 INFO kablam! usermod: no changes
Sep 19 20:28:54.262 INFO kablam!     Checking serde-xml-rs v0.2.1 (/source)
Sep 19 20:28:54.882 INFO kablam! warning: variable does not need to be mutable
Sep 19 20:28:54.882 INFO kablam!   --> src/serialize.rs:89:23
Sep 19 20:28:54.882 INFO kablam!    |
Sep 19 20:28:54.882 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Sep 19 20:28:54.882 INFO kablam!    |                       ----^^^^
Sep 19 20:28:54.882 INFO kablam!    |                       |
Sep 19 20:28:54.882 INFO kablam!    |                       help: remove this `mut`
Sep 19 20:28:54.882 INFO kablam!    |
Sep 19 20:28:54.882 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 20:28:54.882 INFO kablam! 
Sep 19 20:28:54.998 INFO kablam! warning: variable does not need to be mutable
Sep 19 20:28:54.998 INFO kablam!   --> src/serialize.rs:89:23
Sep 19 20:28:54.998 INFO kablam!    |
Sep 19 20:28:54.998 INFO kablam! 89 |     fn serialize_bool(mut self, v: bool) -> Result<Self::Ok, Self::Error> {
Sep 19 20:28:54.998 INFO kablam!    |                       ----^^^^
Sep 19 20:28:54.998 INFO kablam!    |                       |
Sep 19 20:28:54.998 INFO kablam!    |                       help: remove this `mut`
Sep 19 20:28:54.998 INFO kablam!    |
Sep 19 20:28:54.998 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 19 20:28:54.998 INFO kablam! 
Sep 19 20:28:57.709 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
Sep 19 20:28:57.712 INFO kablam! su: No module specific data is present
Sep 19 20:28:58.331 INFO running `"docker" "rm" "-f" "90c2ade947c088fe8f05d77ef7f5abb5999477d8c60d491796b68d81971fb65f"`
Sep 19 20:28:58.433 INFO blam! 90c2ade947c088fe8f05d77ef7f5abb5999477d8c60d491796b68d81971fb65f