Oct 13 15:44:22.623 INFO checking elementtree-0.5.0 against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 13 15:44:22.623 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 15:44:22.854 INFO blam! 9b09c3c29e651f5e7d04eb551b89c97d18e842c0978aef5ef0725ce7e0c44411
Oct 13 15:44:22.856 INFO running `"docker" "start" "-a" "9b09c3c29e651f5e7d04eb551b89c97d18e842c0978aef5ef0725ce7e0c44411"`
Oct 13 15:44:23.630 INFO kablam! usermod: no changes
Oct 13 15:44:23.737 INFO kablam!     Checking elementtree v0.5.0 (/source)
Oct 13 15:44:28.536 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.536 INFO kablam!    --> tests/test_basic.rs:138:13
Oct 13 15:44:28.536 INFO kablam!     |
Oct 13 15:44:28.536 INFO kablam! 138 |         let mut list = root.append_new_child("{demo}list");
Oct 13 15:44:28.536 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.536 INFO kablam!     |             |
Oct 13 15:44:28.536 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.536 INFO kablam!     |
Oct 13 15:44:28.536 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 15:44:28.537 INFO kablam! 
Oct 13 15:44:28.537 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.537 INFO kablam!    --> tests/test_basic.rs:183:13
Oct 13 15:44:28.537 INFO kablam!     |
Oct 13 15:44:28.537 INFO kablam! 183 |         let mut list = root.append_new_child("{demo}list");
Oct 13 15:44:28.537 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.537 INFO kablam!     |             |
Oct 13 15:44:28.537 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.537 INFO kablam! 
Oct 13 15:44:28.537 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.537 INFO kablam!    --> tests/test_basic.rs:210:13
Oct 13 15:44:28.537 INFO kablam!     |
Oct 13 15:44:28.537 INFO kablam! 210 |         let mut list = root.append_new_child("{demo}list");
Oct 13 15:44:28.537 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.537 INFO kablam!     |             |
Oct 13 15:44:28.537 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.537 INFO kablam! 
Oct 13 15:44:28.537 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.537 INFO kablam!    --> tests/test_basic.rs:238:13
Oct 13 15:44:28.537 INFO kablam!     |
Oct 13 15:44:28.537 INFO kablam! 238 |         let mut list = root.append_new_child("{demo}list");
Oct 13 15:44:28.537 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.537 INFO kablam!     |             |
Oct 13 15:44:28.537 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.537 INFO kablam! 
Oct 13 15:44:28.538 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.538 INFO kablam!    --> tests/test_basic.rs:266:13
Oct 13 15:44:28.538 INFO kablam!     |
Oct 13 15:44:28.538 INFO kablam! 266 |         let mut list = root.append_new_child("{demo}list");
Oct 13 15:44:28.538 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.538 INFO kablam!     |             |
Oct 13 15:44:28.538 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.538 INFO kablam! 
Oct 13 15:44:28.538 INFO kablam! warning: variable does not need to be mutable
Oct 13 15:44:28.538 INFO kablam!    --> tests/test_basic.rs:323:13
Oct 13 15:44:28.538 INFO kablam!     |
Oct 13 15:44:28.538 INFO kablam! 323 |         let mut list = root.find_mut("list").unwrap();
Oct 13 15:44:28.538 INFO kablam!     |             ----^^^^
Oct 13 15:44:28.538 INFO kablam!     |             |
Oct 13 15:44:28.538 INFO kablam!     |             help: remove this `mut`
Oct 13 15:44:28.538 INFO kablam! 
Oct 13 15:44:28.612 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.94s
Oct 13 15:44:28.612 INFO kablam! su: No module specific data is present
Oct 13 15:44:29.482 INFO running `"docker" "rm" "-f" "9b09c3c29e651f5e7d04eb551b89c97d18e842c0978aef5ef0725ce7e0c44411"`
Oct 13 15:44:29.803 INFO blam! 9b09c3c29e651f5e7d04eb551b89c97d18e842c0978aef5ef0725ce7e0c44411