Sep 04 00:04:18.889 INFO checking treexml-0.3.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 00:04:18.889 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 00:04:18.889 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 00:04:19.054 INFO blam! 8b734c7793452574c37cfb4878edc98bac37d3972769d0bd2a22d4f294bc7df3
Sep 04 00:04:19.056 INFO running `"docker" "start" "-a" "8b734c7793452574c37cfb4878edc98bac37d3972769d0bd2a22d4f294bc7df3"`
Sep 04 00:04:19.742 INFO kablam!     Checking xml-rs v0.2.2
Sep 04 00:04:21.468 INFO kablam!     Checking treexml v0.3.0 (file:///source)
Sep 04 00:04:22.715 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:04:22.715 INFO kablam!    --> tests/read.rs:184:21
Sep 04 00:04:22.715 INFO kablam!     |
Sep 04 00:04:22.715 INFO kablam! 184 |                 let mut child = root.find_child_mut(|t| t.name == "child").unwrap();
Sep 04 00:04:22.715 INFO kablam!     |                     ----^^^^^
Sep 04 00:04:22.715 INFO kablam!     |                     |
Sep 04 00:04:22.715 INFO kablam!     |                     help: remove this `mut`
Sep 04 00:04:22.716 INFO kablam!     |
Sep 04 00:04:22.716 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 00:04:22.716 INFO kablam! 
Sep 04 00:04:22.716 INFO kablam! warning: variable does not need to be mutable
Sep 04 00:04:22.716 INFO kablam!    --> tests/read.rs:185:21
Sep 04 00:04:22.716 INFO kablam!     |
Sep 04 00:04:22.716 INFO kablam! 185 |                 let mut attr_a = child.attributes.get_mut(&"attr_a".to_owned()).unwrap();
Sep 04 00:04:22.716 INFO kablam!     |                     ----^^^^^^
Sep 04 00:04:22.716 INFO kablam!     |                     |
Sep 04 00:04:22.716 INFO kablam!     |                     help: remove this `mut`
Sep 04 00:04:22.716 INFO kablam! 
Sep 04 00:04:22.755 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
Sep 04 00:04:22.757 INFO kablam! su: No module specific data is present
Sep 04 00:04:23.156 INFO running `"docker" "rm" "-f" "8b734c7793452574c37cfb4878edc98bac37d3972769d0bd2a22d4f294bc7df3"`
Sep 04 00:04:23.263 INFO blam! 8b734c7793452574c37cfb4878edc98bac37d3972769d0bd2a22d4f294bc7df3