Sep 17 18:12:58.465 INFO checking rust_lsp-0.6.1 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 17 18:12:58.465 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 17 18:12:58.465 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 18:12:58.698 INFO blam! 33b3e8382c71fcbeedcc5997f10b99dc67e264dc904807a911b96e1309f8b4d2
Sep 17 18:12:58.701 INFO running `"docker" "start" "-a" "33b3e8382c71fcbeedcc5997f10b99dc67e264dc904807a911b96e1309f8b4d2"`
Sep 17 18:12:59.523 INFO kablam! usermod: no changes
Sep 17 18:12:59.651 INFO kablam!     Checking rustdt_util v0.2.3
Sep 17 18:12:59.659 INFO kablam!     Checking languageserver-types v0.6.1
Sep 17 18:13:00.215 INFO kablam!     Checking rustdt-json_rpc v0.3.0
Sep 17 18:13:03.472 INFO kablam!     Checking rust_lsp v0.6.1 (/source)
Sep 17 18:13:04.135 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:13:04.135 INFO kablam!   --> src/lsp.rs:75:9
Sep 17 18:13:04.135 INFO kablam!    |
Sep 17 18:13:04.135 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Sep 17 18:13:04.135 INFO kablam!    |         ----^^^^^^^^^^
Sep 17 18:13:04.135 INFO kablam!    |         |
Sep 17 18:13:04.135 INFO kablam!    |         help: remove this `mut`
Sep 17 18:13:04.135 INFO kablam!    |
Sep 17 18:13:04.135 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 17 18:13:04.135 INFO kablam! 
Sep 17 18:13:04.139 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:13:04.139 INFO kablam!   --> src/lsp.rs:95:9
Sep 17 18:13:04.139 INFO kablam!    |
Sep 17 18:13:04.139 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Sep 17 18:13:04.139 INFO kablam!    |         ----^^^^^^^^^^
Sep 17 18:13:04.139 INFO kablam!    |         |
Sep 17 18:13:04.139 INFO kablam!    |         help: remove this `mut`
Sep 17 18:13:04.139 INFO kablam! 
Sep 17 18:13:04.220 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:13:04.220 INFO kablam!   --> src/lsp.rs:75:9
Sep 17 18:13:04.220 INFO kablam!    |
Sep 17 18:13:04.220 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Sep 17 18:13:04.220 INFO kablam!    |         ----^^^^^^^^^^
Sep 17 18:13:04.220 INFO kablam!    |         |
Sep 17 18:13:04.220 INFO kablam!    |         help: remove this `mut`
Sep 17 18:13:04.220 INFO kablam!    |
Sep 17 18:13:04.220 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 17 18:13:04.220 INFO kablam! 
Sep 17 18:13:04.224 INFO kablam! warning: variable does not need to be mutable
Sep 17 18:13:04.224 INFO kablam!   --> src/lsp.rs:95:9
Sep 17 18:13:04.224 INFO kablam!    |
Sep 17 18:13:04.224 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Sep 17 18:13:04.224 INFO kablam!    |         ----^^^^^^^^^^
Sep 17 18:13:04.224 INFO kablam!    |         |
Sep 17 18:13:04.224 INFO kablam!    |         help: remove this `mut`
Sep 17 18:13:04.224 INFO kablam! 
Sep 17 18:13:04.445 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
Sep 17 18:13:04.451 INFO kablam! su: No module specific data is present
Sep 17 18:13:04.978 INFO running `"docker" "rm" "-f" "33b3e8382c71fcbeedcc5997f10b99dc67e264dc904807a911b96e1309f8b4d2"`
Sep 17 18:13:05.107 INFO blam! 33b3e8382c71fcbeedcc5997f10b99dc67e264dc904807a911b96e1309f8b4d2