Sep 19 18:12:46.913 INFO checking vertree-0.2.2 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 19 18:12:46.913 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 19 18:12:46.913 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-5/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 18:12:47.045 INFO blam! 88a072d576178f58f175a32fa62c38873bca64fcd64f3b3a8d46436da92080e7
Sep 19 18:12:47.046 INFO running `"docker" "start" "-a" "88a072d576178f58f175a32fa62c38873bca64fcd64f3b3a8d46436da92080e7"`
Sep 19 18:12:47.827 INFO kablam! usermod: no changes
Sep 19 18:12:47.989 INFO kablam!    Compiling serde v1.0.79
Sep 19 18:12:47.994 INFO kablam!     Checking rmp v0.8.7
Sep 19 18:12:47.994 INFO kablam!     Checking quickcheck v0.4.1
Sep 19 18:12:58.782 INFO kablam!     Checking rmp-serde v0.13.7
Sep 19 18:12:59.530 INFO kablam!     Checking vertree v0.2.2 (/source)
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:268:14
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 19 18:13:01.644 INFO kablam!     |              ----^^^^^
Sep 19 18:13:01.644 INFO kablam!     |              |
Sep 19 18:13:01.644 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:282:14
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 19 18:13:01.644 INFO kablam!     |              ----^^^^^
Sep 19 18:13:01.644 INFO kablam!     |              |
Sep 19 18:13:01.644 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:295:14
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 19 18:13:01.644 INFO kablam!     |              ----^^^
Sep 19 18:13:01.644 INFO kablam!     |              |
Sep 19 18:13:01.644 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:308:14
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 19 18:13:01.644 INFO kablam!     |              ----^^^
Sep 19 18:13:01.644 INFO kablam!     |              |
Sep 19 18:13:01.644 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:322:13
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 19 18:13:01.644 INFO kablam!     |             ----^^^^^
Sep 19 18:13:01.644 INFO kablam!     |             |
Sep 19 18:13:01.644 INFO kablam!     |             help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.644 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.644 INFO kablam!    --> src/tree.rs:328:13
Sep 19 18:13:01.644 INFO kablam!     |
Sep 19 18:13:01.644 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 19 18:13:01.644 INFO kablam!     |             ----^^^^^
Sep 19 18:13:01.644 INFO kablam!     |             |
Sep 19 18:13:01.644 INFO kablam!     |             help: remove this `mut`
Sep 19 18:13:01.644 INFO kablam! 
Sep 19 18:13:01.742 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.742 INFO kablam!    --> src/tree.rs:268:14
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.742 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 19 18:13:01.742 INFO kablam!     |              ----^^^^^
Sep 19 18:13:01.742 INFO kablam!     |              |
Sep 19 18:13:01.742 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.742 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 18:13:01.742 INFO kablam! 
Sep 19 18:13:01.742 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.742 INFO kablam!    --> src/tree.rs:282:14
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.742 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 19 18:13:01.742 INFO kablam!     |              ----^^^^^
Sep 19 18:13:01.742 INFO kablam!     |              |
Sep 19 18:13:01.742 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.742 INFO kablam! 
Sep 19 18:13:01.742 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.742 INFO kablam!    --> src/tree.rs:295:14
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.742 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 19 18:13:01.742 INFO kablam!     |              ----^^^
Sep 19 18:13:01.742 INFO kablam!     |              |
Sep 19 18:13:01.742 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.742 INFO kablam! 
Sep 19 18:13:01.742 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.742 INFO kablam!    --> src/tree.rs:308:14
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.742 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 19 18:13:01.742 INFO kablam!     |              ----^^^
Sep 19 18:13:01.742 INFO kablam!     |              |
Sep 19 18:13:01.742 INFO kablam!     |              help: remove this `mut`
Sep 19 18:13:01.742 INFO kablam! 
Sep 19 18:13:01.742 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.742 INFO kablam!    --> src/tree.rs:322:13
Sep 19 18:13:01.742 INFO kablam!     |
Sep 19 18:13:01.743 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 19 18:13:01.743 INFO kablam!     |             ----^^^^^
Sep 19 18:13:01.743 INFO kablam!     |             |
Sep 19 18:13:01.743 INFO kablam!     |             help: remove this `mut`
Sep 19 18:13:01.743 INFO kablam! 
Sep 19 18:13:01.743 INFO kablam! warning: variable does not need to be mutable
Sep 19 18:13:01.743 INFO kablam!    --> src/tree.rs:328:13
Sep 19 18:13:01.743 INFO kablam!     |
Sep 19 18:13:01.743 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 19 18:13:01.743 INFO kablam!     |             ----^^^^^
Sep 19 18:13:01.743 INFO kablam!     |             |
Sep 19 18:13:01.743 INFO kablam!     |             help: remove this `mut`
Sep 19 18:13:01.743 INFO kablam! 
Sep 19 18:13:02.536 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 14.67s
Sep 19 18:13:02.545 INFO kablam! su: No module specific data is present
Sep 19 18:13:03.595 INFO running `"docker" "rm" "-f" "88a072d576178f58f175a32fa62c38873bca64fcd64f3b3a8d46436da92080e7"`
Sep 19 18:13:03.758 INFO blam! 88a072d576178f58f175a32fa62c38873bca64fcd64f3b3a8d46436da92080e7