Jul 12 10:25:37.004 INFO checking elementtree-0.4.0 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 10:25:37.004 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 10:25:37.004 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 10:25:37.004 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-0/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 10:25:37.323 INFO blam! 93b146c59634ed8302b17d27373d377e11524e0f5bbcf64076095e1d979758ab
Jul 12 10:25:37.325 INFO running `"docker" "start" "-a" "93b146c59634ed8302b17d27373d377e11524e0f5bbcf64076095e1d979758ab"`
Jul 12 10:25:38.383 INFO kablam!     Checking elementtree v0.4.0 (file:///source)
Jul 12 10:25:43.911 INFO kablam! warning: variable does not need to be mutable
Jul 12 10:25:43.911 INFO kablam!    --> tests/test_basic.rs:138:13
Jul 12 10:25:43.911 INFO kablam!     |
Jul 12 10:25:43.911 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Jul 12 10:25:43.911 INFO kablam!     |             ----^^^^
Jul 12 10:25:43.911 INFO kablam!     |             |
Jul 12 10:25:43.911 INFO kablam!     |             help: remove this `mut`
Jul 12 10:25:43.911 INFO kablam!     |
Jul 12 10:25:43.911 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 12 10:25:43.911 INFO kablam! 
Jul 12 10:25:43.924 INFO kablam! warning: variable does not need to be mutable
Jul 12 10:25:43.924 INFO kablam!    --> tests/test_basic.rs:183:13
Jul 12 10:25:43.924 INFO kablam!     |
Jul 12 10:25:43.924 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Jul 12 10:25:43.924 INFO kablam!     |             ----^^^^
Jul 12 10:25:43.924 INFO kablam!     |             |
Jul 12 10:25:43.924 INFO kablam!     |             help: remove this `mut`
Jul 12 10:25:43.924 INFO kablam! 
Jul 12 10:25:43.928 INFO kablam! warning: variable does not need to be mutable
Jul 12 10:25:43.928 INFO kablam!    --> tests/test_basic.rs:210:13
Jul 12 10:25:43.928 INFO kablam!     |
Jul 12 10:25:43.928 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Jul 12 10:25:43.928 INFO kablam!     |             ----^^^^
Jul 12 10:25:43.928 INFO kablam!     |             |
Jul 12 10:25:43.928 INFO kablam!     |             help: remove this `mut`
Jul 12 10:25:43.928 INFO kablam! 
Jul 12 10:25:43.941 INFO kablam! warning: variable does not need to be mutable
Jul 12 10:25:43.941 INFO kablam!    --> tests/test_basic.rs:238:13
Jul 12 10:25:43.941 INFO kablam!     |
Jul 12 10:25:43.941 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Jul 12 10:25:43.941 INFO kablam!     |             ----^^^^
Jul 12 10:25:43.941 INFO kablam!     |             |
Jul 12 10:25:43.941 INFO kablam!     |             help: remove this `mut`
Jul 12 10:25:43.941 INFO kablam! 
Jul 12 10:25:43.945 INFO kablam! warning: variable does not need to be mutable
Jul 12 10:25:43.945 INFO kablam!    --> tests/test_basic.rs:266:13
Jul 12 10:25:43.945 INFO kablam!     |
Jul 12 10:25:43.945 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Jul 12 10:25:43.945 INFO kablam!     |             ----^^^^
Jul 12 10:25:43.945 INFO kablam!     |             |
Jul 12 10:25:43.945 INFO kablam!     |             help: remove this `mut`
Jul 12 10:25:43.945 INFO kablam! 
Jul 12 10:25:44.012 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.77s
Jul 12 10:25:44.031 INFO kablam! su: No module specific data is present
Jul 12 10:25:44.684 INFO running `"docker" "rm" "-f" "93b146c59634ed8302b17d27373d377e11524e0f5bbcf64076095e1d979758ab"`
Jul 12 10:25:44.851 INFO blam! 93b146c59634ed8302b17d27373d377e11524e0f5bbcf64076095e1d979758ab