Sep 01 19:47:32.189 INFO checking vertree-0.2.2 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 19:47:32.189 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 19:47:32.189 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 19:47:32.562 INFO blam! c88dc124024c1b4df37787fc09d5c81042eda32dce79fa2dba82d63ad9181611
Sep 01 19:47:32.564 INFO running `"docker" "start" "-a" "c88dc124024c1b4df37787fc09d5c81042eda32dce79fa2dba82d63ad9181611"`
Sep 01 19:47:33.616 INFO kablam!     Checking rmp v0.8.7
Sep 01 19:47:35.019 INFO kablam!     Checking rmp-serde v0.13.7
Sep 01 19:47:36.423 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Sep 01 19:47:38.529 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.530 INFO kablam!    --> src/tree.rs:268:14
Sep 01 19:47:38.530 INFO kablam!     |
Sep 01 19:47:38.530 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 01 19:47:38.530 INFO kablam!     |              ----^^^^^
Sep 01 19:47:38.530 INFO kablam!     |              |
Sep 01 19:47:38.530 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.530 INFO kablam!     |
Sep 01 19:47:38.530 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:47:38.530 INFO kablam! 
Sep 01 19:47:38.531 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.531 INFO kablam!    --> src/tree.rs:282:14
Sep 01 19:47:38.531 INFO kablam!     |
Sep 01 19:47:38.531 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 01 19:47:38.531 INFO kablam!     |              ----^^^^^
Sep 01 19:47:38.531 INFO kablam!     |              |
Sep 01 19:47:38.531 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.531 INFO kablam! 
Sep 01 19:47:38.533 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.533 INFO kablam!    --> src/tree.rs:295:14
Sep 01 19:47:38.533 INFO kablam!     |
Sep 01 19:47:38.533 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 01 19:47:38.533 INFO kablam!     |              ----^^^
Sep 01 19:47:38.533 INFO kablam!     |              |
Sep 01 19:47:38.533 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.533 INFO kablam! 
Sep 01 19:47:38.535 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.535 INFO kablam!    --> src/tree.rs:308:14
Sep 01 19:47:38.535 INFO kablam!     |
Sep 01 19:47:38.535 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 01 19:47:38.535 INFO kablam!     |              ----^^^
Sep 01 19:47:38.535 INFO kablam!     |              |
Sep 01 19:47:38.535 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.535 INFO kablam! 
Sep 01 19:47:38.536 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.536 INFO kablam!    --> src/tree.rs:322:13
Sep 01 19:47:38.536 INFO kablam!     |
Sep 01 19:47:38.536 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 01 19:47:38.536 INFO kablam!     |             ----^^^^^
Sep 01 19:47:38.536 INFO kablam!     |             |
Sep 01 19:47:38.537 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:38.537 INFO kablam! 
Sep 01 19:47:38.538 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.538 INFO kablam!    --> src/tree.rs:328:13
Sep 01 19:47:38.538 INFO kablam!     |
Sep 01 19:47:38.538 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 01 19:47:38.538 INFO kablam!     |             ----^^^^^
Sep 01 19:47:38.538 INFO kablam!     |             |
Sep 01 19:47:38.538 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:38.538 INFO kablam! 
Sep 01 19:47:38.969 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.969 INFO kablam!    --> src/tree.rs:268:14
Sep 01 19:47:38.969 INFO kablam!     |
Sep 01 19:47:38.969 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 01 19:47:38.969 INFO kablam!     |              ----^^^^^
Sep 01 19:47:38.969 INFO kablam!     |              |
Sep 01 19:47:38.969 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.969 INFO kablam!     |
Sep 01 19:47:38.969 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 19:47:38.970 INFO kablam! 
Sep 01 19:47:38.971 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.971 INFO kablam!    --> src/tree.rs:282:14
Sep 01 19:47:38.971 INFO kablam!     |
Sep 01 19:47:38.972 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 01 19:47:38.972 INFO kablam!     |              ----^^^^^
Sep 01 19:47:38.972 INFO kablam!     |              |
Sep 01 19:47:38.972 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.972 INFO kablam! 
Sep 01 19:47:38.974 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.974 INFO kablam!    --> src/tree.rs:295:14
Sep 01 19:47:38.974 INFO kablam!     |
Sep 01 19:47:38.974 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 01 19:47:38.974 INFO kablam!     |              ----^^^
Sep 01 19:47:38.975 INFO kablam!     |              |
Sep 01 19:47:38.975 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.975 INFO kablam! 
Sep 01 19:47:38.977 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.977 INFO kablam!    --> src/tree.rs:308:14
Sep 01 19:47:38.977 INFO kablam!     |
Sep 01 19:47:38.977 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 01 19:47:38.977 INFO kablam!     |              ----^^^
Sep 01 19:47:38.977 INFO kablam!     |              |
Sep 01 19:47:38.977 INFO kablam!     |              help: remove this `mut`
Sep 01 19:47:38.977 INFO kablam! 
Sep 01 19:47:38.979 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.979 INFO kablam!    --> src/tree.rs:322:13
Sep 01 19:47:38.979 INFO kablam!     |
Sep 01 19:47:38.979 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 01 19:47:38.979 INFO kablam!     |             ----^^^^^
Sep 01 19:47:38.979 INFO kablam!     |             |
Sep 01 19:47:38.979 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:38.979 INFO kablam! 
Sep 01 19:47:38.980 INFO kablam! warning: variable does not need to be mutable
Sep 01 19:47:38.980 INFO kablam!    --> src/tree.rs:328:13
Sep 01 19:47:38.980 INFO kablam!     |
Sep 01 19:47:38.980 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 01 19:47:38.980 INFO kablam!     |             ----^^^^^
Sep 01 19:47:38.980 INFO kablam!     |             |
Sep 01 19:47:38.980 INFO kablam!     |             help: remove this `mut`
Sep 01 19:47:38.981 INFO kablam! 
Sep 01 19:47:39.948 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
Sep 01 19:47:39.956 INFO kablam! su: No module specific data is present
Sep 01 19:47:40.323 INFO running `"docker" "rm" "-f" "c88dc124024c1b4df37787fc09d5c81042eda32dce79fa2dba82d63ad9181611"`
Sep 01 19:47:40.434 INFO blam! c88dc124024c1b4df37787fc09d5c81042eda32dce79fa2dba82d63ad9181611