Nov 04 18:20:02.789 INFO checking rust_lsp-0.6.1 against try#e740b9aa0b624fa39feb39613e76d15bdf57e594 for pr-55655
Nov 04 18:20:02.789 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55655/worker-2/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55655/try#e740b9aa0b624fa39feb39613e76d15bdf57e594:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +e740b9aa0b624fa39feb39613e76d15bdf57e594-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 04 18:20:03.222 INFO blam! 0bf242881483b7487108a57b16ac2f140533705a5aa89c4088d7d4766d11e29b
Nov 04 18:20:03.226 INFO running `"docker" "start" "-a" "0bf242881483b7487108a57b16ac2f140533705a5aa89c4088d7d4766d11e29b"`
Nov 04 18:20:04.207 INFO kablam! usermod: no changes
Nov 04 18:20:04.310 INFO kablam!     Checking url v1.7.1
Nov 04 18:20:04.311 INFO kablam!     Checking rustdt-json_rpc v0.3.0
Nov 04 18:20:06.188 INFO kablam!     Checking languageserver-types v0.6.1
Nov 04 18:20:10.335 INFO kablam!     Checking rust_lsp v0.6.1 (/source)
Nov 04 18:20:12.188 INFO kablam! warning: variable does not need to be mutable
Nov 04 18:20:12.188 INFO kablam!   --> src/lsp.rs:75:9
Nov 04 18:20:12.188 INFO kablam!    |
Nov 04 18:20:12.189 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Nov 04 18:20:12.189 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 18:20:12.189 INFO kablam!    |         |
Nov 04 18:20:12.189 INFO kablam!    |         help: remove this `mut`
Nov 04 18:20:12.190 INFO kablam!    |
Nov 04 18:20:12.190 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 18:20:12.190 INFO kablam! 
Nov 04 18:20:12.194 INFO kablam! warning: variable does not need to be mutable
Nov 04 18:20:12.195 INFO kablam!   --> src/lsp.rs:95:9
Nov 04 18:20:12.196 INFO kablam!    |
Nov 04 18:20:12.196 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Nov 04 18:20:12.197 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 18:20:12.197 INFO kablam!    |         |
Nov 04 18:20:12.197 INFO kablam!    |         help: remove this `mut`
Nov 04 18:20:12.198 INFO kablam! 
Nov 04 18:20:12.420 INFO kablam! warning: variable does not need to be mutable
Nov 04 18:20:12.420 INFO kablam!   --> src/lsp.rs:75:9
Nov 04 18:20:12.420 INFO kablam!    |
Nov 04 18:20:12.420 INFO kablam! 75 |         mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER
Nov 04 18:20:12.420 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 18:20:12.420 INFO kablam!    |         |
Nov 04 18:20:12.420 INFO kablam!    |         help: remove this `mut`
Nov 04 18:20:12.420 INFO kablam!    |
Nov 04 18:20:12.420 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 04 18:20:12.420 INFO kablam! 
Nov 04 18:20:12.420 INFO kablam! warning: variable does not need to be mutable
Nov 04 18:20:12.420 INFO kablam!   --> src/lsp.rs:95:9
Nov 04 18:20:12.420 INFO kablam!    |
Nov 04 18:20:12.420 INFO kablam! 95 |         mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box<RequestHandler>
Nov 04 18:20:12.420 INFO kablam!    |         ----^^^^^^^^^^
Nov 04 18:20:12.420 INFO kablam!    |         |
Nov 04 18:20:12.420 INFO kablam!    |         help: remove this `mut`
Nov 04 18:20:12.420 INFO kablam! 
Nov 04 18:20:12.753 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
Nov 04 18:20:12.763 INFO kablam! su: No module specific data is present
Nov 04 18:20:13.193 INFO running `"docker" "rm" "-f" "0bf242881483b7487108a57b16ac2f140533705a5aa89c4088d7d4766d11e29b"`
Nov 04 18:20:13.315 INFO blam! 0bf242881483b7487108a57b16ac2f140533705a5aa89c4088d7d4766d11e29b