Sep 14 06:54:29.267 INFO checking vertree-0.2.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 06:54:29.267 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 06:54:29.267 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-0/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 06:54:29.442 INFO blam! 020255c24bee6da0ee1d352050fc44c50aa699ba3c96f0941cad57f593c26177
Sep 14 06:54:29.443 INFO running `"docker" "start" "-a" "020255c24bee6da0ee1d352050fc44c50aa699ba3c96f0941cad57f593c26177"`
Sep 14 06:54:30.326 INFO kablam! usermod: no changes
Sep 14 06:54:30.470 INFO kablam!    Compiling serde v1.0.78
Sep 14 06:54:30.498 INFO kablam!     Checking rmp v0.8.7
Sep 14 06:54:30.503 INFO kablam!     Checking quickcheck v0.4.1
Sep 14 06:54:41.878 INFO kablam!     Checking rmp-serde v0.13.7
Sep 14 06:54:42.698 INFO kablam!     Checking vertree v0.2.2 (file:///source)
Sep 14 06:54:44.411 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.411 INFO kablam!    --> src/tree.rs:268:14
Sep 14 06:54:44.411 INFO kablam!     |
Sep 14 06:54:44.411 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 14 06:54:44.411 INFO kablam!     |              ----^^^^^
Sep 14 06:54:44.411 INFO kablam!     |              |
Sep 14 06:54:44.411 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.411 INFO kablam!     |
Sep 14 06:54:44.411 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 06:54:44.411 INFO kablam! 
Sep 14 06:54:44.415 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.415 INFO kablam!    --> src/tree.rs:282:14
Sep 14 06:54:44.415 INFO kablam!     |
Sep 14 06:54:44.415 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 14 06:54:44.415 INFO kablam!     |              ----^^^^^
Sep 14 06:54:44.415 INFO kablam!     |              |
Sep 14 06:54:44.415 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.415 INFO kablam! 
Sep 14 06:54:44.415 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.415 INFO kablam!    --> src/tree.rs:295:14
Sep 14 06:54:44.415 INFO kablam!     |
Sep 14 06:54:44.415 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 14 06:54:44.415 INFO kablam!     |              ----^^^
Sep 14 06:54:44.415 INFO kablam!     |              |
Sep 14 06:54:44.415 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.415 INFO kablam! 
Sep 14 06:54:44.415 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.415 INFO kablam!    --> src/tree.rs:308:14
Sep 14 06:54:44.415 INFO kablam!     |
Sep 14 06:54:44.415 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 14 06:54:44.415 INFO kablam!     |              ----^^^
Sep 14 06:54:44.415 INFO kablam!     |              |
Sep 14 06:54:44.415 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.415 INFO kablam! 
Sep 14 06:54:44.419 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.419 INFO kablam!    --> src/tree.rs:322:13
Sep 14 06:54:44.419 INFO kablam!     |
Sep 14 06:54:44.419 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 14 06:54:44.419 INFO kablam!     |             ----^^^^^
Sep 14 06:54:44.419 INFO kablam!     |             |
Sep 14 06:54:44.419 INFO kablam!     |             help: remove this `mut`
Sep 14 06:54:44.419 INFO kablam! 
Sep 14 06:54:44.419 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.419 INFO kablam!    --> src/tree.rs:328:13
Sep 14 06:54:44.419 INFO kablam!     |
Sep 14 06:54:44.419 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 14 06:54:44.419 INFO kablam!     |             ----^^^^^
Sep 14 06:54:44.419 INFO kablam!     |             |
Sep 14 06:54:44.419 INFO kablam!     |             help: remove this `mut`
Sep 14 06:54:44.419 INFO kablam! 
Sep 14 06:54:44.875 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.875 INFO kablam!    --> src/tree.rs:268:14
Sep 14 06:54:44.875 INFO kablam!     |
Sep 14 06:54:44.875 INFO kablam! 268 |         let (mut queue, version, tree) = {
Sep 14 06:54:44.875 INFO kablam!     |              ----^^^^^
Sep 14 06:54:44.875 INFO kablam!     |              |
Sep 14 06:54:44.875 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.875 INFO kablam!     |
Sep 14 06:54:44.875 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 06:54:44.875 INFO kablam! 
Sep 14 06:54:44.876 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.876 INFO kablam!    --> src/tree.rs:282:14
Sep 14 06:54:44.877 INFO kablam!     |
Sep 14 06:54:44.877 INFO kablam! 282 |         let (mut queue, version, tree) = {
Sep 14 06:54:44.877 INFO kablam!     |              ----^^^^^
Sep 14 06:54:44.877 INFO kablam!     |              |
Sep 14 06:54:44.877 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.883 INFO kablam! 
Sep 14 06:54:44.883 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.883 INFO kablam!    --> src/tree.rs:295:14
Sep 14 06:54:44.883 INFO kablam!     |
Sep 14 06:54:44.883 INFO kablam! 295 |         let (mut set, version, tree) = {
Sep 14 06:54:44.883 INFO kablam!     |              ----^^^
Sep 14 06:54:44.883 INFO kablam!     |              |
Sep 14 06:54:44.883 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.883 INFO kablam! 
Sep 14 06:54:44.883 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.883 INFO kablam!    --> src/tree.rs:308:14
Sep 14 06:54:44.883 INFO kablam!     |
Sep 14 06:54:44.883 INFO kablam! 308 |         let (mut set, version, tree) = {
Sep 14 06:54:44.883 INFO kablam!     |              ----^^^
Sep 14 06:54:44.883 INFO kablam!     |              |
Sep 14 06:54:44.883 INFO kablam!     |              help: remove this `mut`
Sep 14 06:54:44.883 INFO kablam! 
Sep 14 06:54:44.883 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.883 INFO kablam!    --> src/tree.rs:322:13
Sep 14 06:54:44.883 INFO kablam!     |
Sep 14 06:54:44.883 INFO kablam! 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Sep 14 06:54:44.883 INFO kablam!     |             ----^^^^^
Sep 14 06:54:44.883 INFO kablam!     |             |
Sep 14 06:54:44.883 INFO kablam!     |             help: remove this `mut`
Sep 14 06:54:44.883 INFO kablam! 
Sep 14 06:54:44.883 INFO kablam! warning: variable does not need to be mutable
Sep 14 06:54:44.883 INFO kablam!    --> src/tree.rs:328:13
Sep 14 06:54:44.883 INFO kablam!     |
Sep 14 06:54:44.883 INFO kablam! 328 |         let mut queue = node.content.get_set_mut().unwrap();
Sep 14 06:54:44.883 INFO kablam!     |             ----^^^^^
Sep 14 06:54:44.883 INFO kablam!     |             |
Sep 14 06:54:44.883 INFO kablam!     |             help: remove this `mut`
Sep 14 06:54:44.883 INFO kablam! 
Sep 14 06:54:45.768 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.41s
Sep 14 06:54:45.800 INFO kablam! su: No module specific data is present
Sep 14 06:54:47.192 INFO running `"docker" "rm" "-f" "020255c24bee6da0ee1d352050fc44c50aa699ba3c96f0941cad57f593c26177"`
Sep 14 06:54:47.512 INFO blam! 020255c24bee6da0ee1d352050fc44c50aa699ba3c96f0941cad57f593c26177