Nov 30 16:17:06.833 INFO checking rust_lsp-0.6.1 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323 Nov 30 16:17:06.833 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 16:17:07.200 INFO [stdout] 0c32425251ea6f63e74bfe46003b34996259032a32dbbc8caa0418bdd7816ce0 Nov 30 16:17:07.205 INFO running `"docker" "start" "-a" "0c32425251ea6f63e74bfe46003b34996259032a32dbbc8caa0418bdd7816ce0"` Nov 30 16:17:07.787 INFO [stderr] usermod: no changes Nov 30 16:17:07.900 INFO [stderr] Checking rustdt_util v0.2.3 Nov 30 16:17:07.903 INFO [stderr] Compiling serde_codegen v0.8.23 Nov 30 16:17:07.903 INFO [stderr] Checking url v1.7.2 Nov 30 16:17:08.423 INFO [stderr] Checking rustdt-json_rpc v0.3.0 Nov 30 16:17:12.188 INFO [stderr] Compiling serde_derive v0.8.23 Nov 30 16:17:15.935 INFO [stderr] Checking languageserver-types v0.6.1 Nov 30 16:17:19.876 INFO [stderr] Checking rust_lsp v0.6.1 (/source) Nov 30 16:17:21.848 INFO [stderr] warning: variable does not need to be mutable Nov 30 16:17:21.848 INFO [stderr] --> src/lsp.rs:75:9 Nov 30 16:17:21.848 INFO [stderr] | Nov 30 16:17:21.848 INFO [stderr] 75 | mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER Nov 30 16:17:21.848 INFO [stderr] | ----^^^^^^^^^^ Nov 30 16:17:21.848 INFO [stderr] | | Nov 30 16:17:21.848 INFO [stderr] | help: remove this `mut` Nov 30 16:17:21.848 INFO [stderr] | Nov 30 16:17:21.853 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 30 16:17:21.853 INFO [stderr] Nov 30 16:17:21.853 INFO [stderr] warning: variable does not need to be mutable Nov 30 16:17:21.853 INFO [stderr] --> src/lsp.rs:95:9 Nov 30 16:17:21.853 INFO [stderr] | Nov 30 16:17:21.853 INFO [stderr] 95 | mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box Nov 30 16:17:21.853 INFO [stderr] | ----^^^^^^^^^^ Nov 30 16:17:21.853 INFO [stderr] | | Nov 30 16:17:21.853 INFO [stderr] | help: remove this `mut` Nov 30 16:17:21.860 INFO [stderr] Nov 30 16:17:21.880 INFO [stderr] warning: variable does not need to be mutable Nov 30 16:17:21.880 INFO [stderr] --> src/lsp.rs:75:9 Nov 30 16:17:21.880 INFO [stderr] | Nov 30 16:17:21.880 INFO [stderr] 75 | mut msg_reader: &mut MR, endpoint: Endpoint, lsp_server_handler: SERVER Nov 30 16:17:21.880 INFO [stderr] | ----^^^^^^^^^^ Nov 30 16:17:21.880 INFO [stderr] | | Nov 30 16:17:21.880 INFO [stderr] | help: remove this `mut` Nov 30 16:17:21.880 INFO [stderr] | Nov 30 16:17:21.880 INFO [stderr] = note: #[warn(unused_mut)] on by default Nov 30 16:17:21.880 INFO [stderr] Nov 30 16:17:21.884 INFO [stderr] warning: variable does not need to be mutable Nov 30 16:17:21.884 INFO [stderr] --> src/lsp.rs:95:9 Nov 30 16:17:21.884 INFO [stderr] | Nov 30 16:17:21.884 INFO [stderr] 95 | mut msg_reader: &mut MR, endpoint: Endpoint, request_handler: Box Nov 30 16:17:21.884 INFO [stderr] | ----^^^^^^^^^^ Nov 30 16:17:21.884 INFO [stderr] | | Nov 30 16:17:21.884 INFO [stderr] | help: remove this `mut` Nov 30 16:17:21.884 INFO [stderr] Nov 30 16:17:22.444 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.62s Nov 30 16:17:22.444 INFO [stderr] su: No module specific data is present Nov 30 16:17:22.943 INFO running `"docker" "inspect" "0c32425251ea6f63e74bfe46003b34996259032a32dbbc8caa0418bdd7816ce0"` Nov 30 16:17:23.258 INFO running `"docker" "rm" "-f" "0c32425251ea6f63e74bfe46003b34996259032a32dbbc8caa0418bdd7816ce0"` Nov 30 16:17:23.614 INFO [stdout] 0c32425251ea6f63e74bfe46003b34996259032a32dbbc8caa0418bdd7816ce0