Sep 10 19:42:14.201 INFO checking elementtree-0.4.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 19:42:14.201 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 19:42:14.201 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-3/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 19:42:14.411 INFO blam! 5d1e0e79d225086a02f72b870562ba34ffce2e9bd0b9ddbd3724b44c3b1d3ef0
Sep 10 19:42:14.413 INFO running `"docker" "start" "-a" "5d1e0e79d225086a02f72b870562ba34ffce2e9bd0b9ddbd3724b44c3b1d3ef0"`
Sep 10 19:42:15.535 INFO kablam! usermod: no changes
Sep 10 19:42:15.670 INFO kablam!     Checking elementtree v0.4.0 (file:///source)
Sep 10 19:42:17.954 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:42:17.954 INFO kablam!    --> tests/test_basic.rs:138:13
Sep 10 19:42:17.954 INFO kablam!     |
Sep 10 19:42:17.954 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Sep 10 19:42:17.954 INFO kablam!     |             ----^^^^
Sep 10 19:42:17.954 INFO kablam!     |             |
Sep 10 19:42:17.954 INFO kablam!     |             help: remove this `mut`
Sep 10 19:42:17.954 INFO kablam!     |
Sep 10 19:42:17.954 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 19:42:17.954 INFO kablam! 
Sep 10 19:42:17.959 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:42:17.959 INFO kablam!    --> tests/test_basic.rs:183:13
Sep 10 19:42:17.959 INFO kablam!     |
Sep 10 19:42:17.959 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Sep 10 19:42:17.959 INFO kablam!     |             ----^^^^
Sep 10 19:42:17.959 INFO kablam!     |             |
Sep 10 19:42:17.959 INFO kablam!     |             help: remove this `mut`
Sep 10 19:42:17.959 INFO kablam! 
Sep 10 19:42:17.961 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:42:17.961 INFO kablam!    --> tests/test_basic.rs:210:13
Sep 10 19:42:17.961 INFO kablam!     |
Sep 10 19:42:17.961 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Sep 10 19:42:17.961 INFO kablam!     |             ----^^^^
Sep 10 19:42:17.961 INFO kablam!     |             |
Sep 10 19:42:17.961 INFO kablam!     |             help: remove this `mut`
Sep 10 19:42:17.962 INFO kablam! 
Sep 10 19:42:17.963 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:42:17.963 INFO kablam!    --> tests/test_basic.rs:238:13
Sep 10 19:42:17.963 INFO kablam!     |
Sep 10 19:42:17.963 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Sep 10 19:42:17.963 INFO kablam!     |             ----^^^^
Sep 10 19:42:17.963 INFO kablam!     |             |
Sep 10 19:42:17.963 INFO kablam!     |             help: remove this `mut`
Sep 10 19:42:17.963 INFO kablam! 
Sep 10 19:42:17.966 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:42:17.966 INFO kablam!    --> tests/test_basic.rs:266:13
Sep 10 19:42:17.966 INFO kablam!     |
Sep 10 19:42:17.966 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Sep 10 19:42:17.966 INFO kablam!     |             ----^^^^
Sep 10 19:42:17.966 INFO kablam!     |             |
Sep 10 19:42:17.966 INFO kablam!     |             help: remove this `mut`
Sep 10 19:42:17.966 INFO kablam! 
Sep 10 19:42:17.990 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
Sep 10 19:42:17.995 INFO kablam! su: No module specific data is present
Sep 10 19:42:18.527 INFO running `"docker" "rm" "-f" "5d1e0e79d225086a02f72b870562ba34ffce2e9bd0b9ddbd3724b44c3b1d3ef0"`
Sep 10 19:42:18.628 INFO blam! 5d1e0e79d225086a02f72b870562ba34ffce2e9bd0b9ddbd3724b44c3b1d3ef0