Dec 19 16:11:39.185 INFO checking haumea-lang/haumea-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 16:11:39.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/haumea-lang/haumea-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:11:39.659 INFO [stdout] d4ef26d203ace45bf8452bc03ecccd64cf969bb9e2d4965b90a40e8d2d0232b5
Dec 19 16:11:39.662 INFO running `"docker" "start" "-a" "d4ef26d203ace45bf8452bc03ecccd64cf969bb9e2d4965b90a40e8d2d0232b5"`
Dec 19 16:11:41.248 INFO [stderr]     Checking haumea v0.1.0 (/opt/crater/workdir)
Dec 19 16:11:42.044 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:11:42.044 INFO [stderr]    --> src/parser.rs:179:16
Dec 19 16:11:42.044 INFO [stderr]     |
Dec 19 16:11:42.044 INFO [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
Dec 19 16:11:42.044 INFO [stderr]     |                ----^^^^^^^^^^^^
Dec 19 16:11:42.044 INFO [stderr]     |                |
Dec 19 16:11:42.044 INFO [stderr]     |                help: remove this `mut`
Dec 19 16:11:42.044 INFO [stderr]     |
Dec 19 16:11:42.044 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 16:11:42.044 INFO [stderr] 
Dec 19 16:11:42.052 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:11:42.052 INFO [stderr]    --> src/parser.rs:339:18
Dec 19 16:11:42.052 INFO [stderr]     |
Dec 19 16:11:42.052 INFO [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
Dec 19 16:11:42.052 INFO [stderr]     |                  ----^^^^^^^^^^^^
Dec 19 16:11:42.052 INFO [stderr]     |                  |
Dec 19 16:11:42.052 INFO [stderr]     |                  help: remove this `mut`
Dec 19 16:11:42.052 INFO [stderr] 
Dec 19 16:11:42.068 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:11:42.068 INFO [stderr]    --> src/parser.rs:179:16
Dec 19 16:11:42.068 INFO [stderr]     |
Dec 19 16:11:42.068 INFO [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
Dec 19 16:11:42.068 INFO [stderr]     |                ----^^^^^^^^^^^^
Dec 19 16:11:42.068 INFO [stderr]     |                |
Dec 19 16:11:42.068 INFO [stderr]     |                help: remove this `mut`
Dec 19 16:11:42.068 INFO [stderr]     |
Dec 19 16:11:42.068 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 16:11:42.068 INFO [stderr] 
Dec 19 16:11:42.084 INFO [stderr] warning: variable does not need to be mutable
Dec 19 16:11:42.084 INFO [stderr]    --> src/parser.rs:339:18
Dec 19 16:11:42.084 INFO [stderr]     |
Dec 19 16:11:42.084 INFO [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
Dec 19 16:11:42.084 INFO [stderr]     |                  ----^^^^^^^^^^^^
Dec 19 16:11:42.084 INFO [stderr]     |                  |
Dec 19 16:11:42.084 INFO [stderr]     |                  help: remove this `mut`
Dec 19 16:11:42.084 INFO [stderr] 
Dec 19 16:11:43.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
Dec 19 16:11:44.497 INFO running `"docker" "inspect" "d4ef26d203ace45bf8452bc03ecccd64cf969bb9e2d4965b90a40e8d2d0232b5"`
Dec 19 16:11:44.774 INFO running `"docker" "rm" "-f" "d4ef26d203ace45bf8452bc03ecccd64cf969bb9e2d4965b90a40e8d2d0232b5"`
Dec 19 16:11:44.935 INFO [stdout] d4ef26d203ace45bf8452bc03ecccd64cf969bb9e2d4965b90a40e8d2d0232b5