Jul 11 18:13:51.526 INFO checking vertree-0.2.2 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 11 18:13:51.526 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 18:13:51.526 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 11 18:13:51.526 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 11 18:13:51.843 INFO blam! 7c284ccc24fda90150a5efa14dda17201491bb20a7851eb607a7fe9d5d559dad
Jul 11 18:13:51.845 INFO running `"docker" "start" "-a" "7c284ccc24fda90150a5efa14dda17201491bb20a7851eb607a7fe9d5d559dad"`
Jul 11 18:13:53.123 INFO kablam!    Compiling serde v1.0.70
Jul 11 18:13:53.127 INFO kablam!     Checking assert_matches v1.2.0
Jul 11 18:13:53.133 INFO kablam!     Checking rmp v0.8.7
Jul 11 18:14:21.146 INFO kablam!     Checking rmp-serde v0.13.7
Jul 11 18:14:22.831 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Jul 11 18:14:26.952 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.952 INFO kablam!    --> src/tree.rs:268:14
Jul 11 18:14:26.953 INFO kablam!     |
Jul 11 18:14:26.953 INFO kablam! 268 |         let (mut queue, version, tree) = {
Jul 11 18:14:26.953 INFO kablam!     |              ----^^^^^
Jul 11 18:14:26.953 INFO kablam!     |              |
Jul 11 18:14:26.953 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:26.953 INFO kablam!     |
Jul 11 18:14:26.954 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 18:14:26.954 INFO kablam! 
Jul 11 18:14:26.957 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.957 INFO kablam!    --> src/tree.rs:282:14
Jul 11 18:14:26.958 INFO kablam!     |
Jul 11 18:14:26.958 INFO kablam! 282 |         let (mut queue, version, tree) = {
Jul 11 18:14:26.958 INFO kablam!     |              ----^^^^^
Jul 11 18:14:26.958 INFO kablam!     |              |
Jul 11 18:14:26.958 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:26.962 INFO kablam! 
Jul 11 18:14:26.966 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.967 INFO kablam!    --> src/tree.rs:295:14
Jul 11 18:14:26.967 INFO kablam!     |
Jul 11 18:14:26.967 INFO kablam! 295 |         let (mut set, version, tree) = {
Jul 11 18:14:26.967 INFO kablam!     |              ----^^^
Jul 11 18:14:26.967 INFO kablam!     |              |
Jul 11 18:14:26.967 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:26.967 INFO kablam! 
Jul 11 18:14:26.971 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.971 INFO kablam!    --> src/tree.rs:308:14
Jul 11 18:14:26.971 INFO kablam!     |
Jul 11 18:14:26.971 INFO kablam! 308 |         let (mut set, version, tree) = {
Jul 11 18:14:26.971 INFO kablam!     |              ----^^^
Jul 11 18:14:26.971 INFO kablam!     |              |
Jul 11 18:14:26.971 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:26.971 INFO kablam! 
Jul 11 18:14:26.974 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.974 INFO kablam!    --> src/tree.rs:322:13
Jul 11 18:14:26.974 INFO kablam!     |
Jul 11 18:14:26.974 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Jul 11 18:14:26.974 INFO kablam!     |             ----^^^^^
Jul 11 18:14:26.974 INFO kablam!     |             |
Jul 11 18:14:26.974 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:26.975 INFO kablam! 
Jul 11 18:14:26.977 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:26.977 INFO kablam!    --> src/tree.rs:328:13
Jul 11 18:14:26.977 INFO kablam!     |
Jul 11 18:14:26.977 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Jul 11 18:14:26.977 INFO kablam!     |             ----^^^^^
Jul 11 18:14:26.977 INFO kablam!     |             |
Jul 11 18:14:26.977 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:26.978 INFO kablam! 
Jul 11 18:14:28.068 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.068 INFO kablam!    --> src/tree.rs:268:14
Jul 11 18:14:28.068 INFO kablam!     |
Jul 11 18:14:28.068 INFO kablam! 268 |         let (mut queue, version, tree) = {
Jul 11 18:14:28.068 INFO kablam!     |              ----^^^^^
Jul 11 18:14:28.068 INFO kablam!     |              |
Jul 11 18:14:28.068 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.068 INFO kablam!     |
Jul 11 18:14:28.068 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 18:14:28.068 INFO kablam! 
Jul 11 18:14:28.070 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.070 INFO kablam!    --> src/tree.rs:282:14
Jul 11 18:14:28.070 INFO kablam!     |
Jul 11 18:14:28.070 INFO kablam! 282 |         let (mut queue, version, tree) = {
Jul 11 18:14:28.070 INFO kablam!     |              ----^^^^^
Jul 11 18:14:28.070 INFO kablam!     |              |
Jul 11 18:14:28.070 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.070 INFO kablam! 
Jul 11 18:14:28.073 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.073 INFO kablam!    --> src/tree.rs:295:14
Jul 11 18:14:28.073 INFO kablam!     |
Jul 11 18:14:28.073 INFO kablam! 295 |         let (mut set, version, tree) = {
Jul 11 18:14:28.073 INFO kablam!     |              ----^^^
Jul 11 18:14:28.073 INFO kablam!     |              |
Jul 11 18:14:28.073 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.073 INFO kablam! 
Jul 11 18:14:28.092 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.092 INFO kablam!    --> src/tree.rs:308:14
Jul 11 18:14:28.092 INFO kablam!     |
Jul 11 18:14:28.092 INFO kablam! 308 |         let (mut set, version, tree) = {
Jul 11 18:14:28.092 INFO kablam!     |              ----^^^
Jul 11 18:14:28.092 INFO kablam!     |              |
Jul 11 18:14:28.092 INFO kablam!     |              help: remove this `mut`
Jul 11 18:14:28.092 INFO kablam! 
Jul 11 18:14:28.094 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.094 INFO kablam!    --> src/tree.rs:322:13
Jul 11 18:14:28.094 INFO kablam!     |
Jul 11 18:14:28.094 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Jul 11 18:14:28.094 INFO kablam!     |             ----^^^^^
Jul 11 18:14:28.094 INFO kablam!     |             |
Jul 11 18:14:28.094 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:28.094 INFO kablam! 
Jul 11 18:14:28.096 INFO kablam! warning: variable does not need to be mutable
Jul 11 18:14:28.096 INFO kablam!    --> src/tree.rs:328:13
Jul 11 18:14:28.096 INFO kablam!     |
Jul 11 18:14:28.096 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Jul 11 18:14:28.096 INFO kablam!     |             ----^^^^^
Jul 11 18:14:28.096 INFO kablam!     |             |
Jul 11 18:14:28.096 INFO kablam!     |             help: remove this `mut`
Jul 11 18:14:28.096 INFO kablam! 
Jul 11 18:14:29.114 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 36.18s
Jul 11 18:14:29.129 INFO kablam! su: No module specific data is present
Jul 11 18:14:29.701 INFO running `"docker" "rm" "-f" "7c284ccc24fda90150a5efa14dda17201491bb20a7851eb607a7fe9d5d559dad"`
Jul 11 18:14:29.858 INFO blam! 7c284ccc24fda90150a5efa14dda17201491bb20a7851eb607a7fe9d5d559dad