Nov 30 02:06:00.904 INFO checking haumea-lang/haumea-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:06:00.904 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 02:06:01.360 INFO [stdout] 0da59b16cb4a36a496bc5b485f1290dd4f49ce97aa5a29553d1fc27d4f03d905
Nov 30 02:06:01.364 INFO running `"docker" "start" "-a" "0da59b16cb4a36a496bc5b485f1290dd4f49ce97aa5a29553d1fc27d4f03d905"`
Nov 30 02:06:03.223 INFO [stderr] usermod: no changes
Nov 30 02:06:03.304 INFO [stderr]     Checking haumea v0.1.0 (/source)
Nov 30 02:06:04.370 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:06:04.370 INFO [stderr]    --> src/parser.rs:179:16
Nov 30 02:06:04.370 INFO [stderr]     |
Nov 30 02:06:04.370 INFO [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
Nov 30 02:06:04.370 INFO [stderr]     |                ----^^^^^^^^^^^^
Nov 30 02:06:04.370 INFO [stderr]     |                |
Nov 30 02:06:04.370 INFO [stderr]     |                help: remove this `mut`
Nov 30 02:06:04.370 INFO [stderr]     |
Nov 30 02:06:04.370 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 02:06:04.370 INFO [stderr] 
Nov 30 02:06:04.391 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:06:04.391 INFO [stderr]    --> src/parser.rs:339:18
Nov 30 02:06:04.391 INFO [stderr]     |
Nov 30 02:06:04.391 INFO [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
Nov 30 02:06:04.391 INFO [stderr]     |                  ----^^^^^^^^^^^^
Nov 30 02:06:04.391 INFO [stderr]     |                  |
Nov 30 02:06:04.391 INFO [stderr]     |                  help: remove this `mut`
Nov 30 02:06:04.391 INFO [stderr] 
Nov 30 02:06:04.840 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:06:04.840 INFO [stderr]    --> src/parser.rs:179:16
Nov 30 02:06:04.840 INFO [stderr]     |
Nov 30 02:06:04.840 INFO [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
Nov 30 02:06:04.840 INFO [stderr]     |                ----^^^^^^^^^^^^
Nov 30 02:06:04.840 INFO [stderr]     |                |
Nov 30 02:06:04.840 INFO [stderr]     |                help: remove this `mut`
Nov 30 02:06:04.840 INFO [stderr]     |
Nov 30 02:06:04.840 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 02:06:04.840 INFO [stderr] 
Nov 30 02:06:04.928 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:06:04.928 INFO [stderr]    --> src/parser.rs:339:18
Nov 30 02:06:04.928 INFO [stderr]     |
Nov 30 02:06:04.928 INFO [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
Nov 30 02:06:04.928 INFO [stderr]     |                  ----^^^^^^^^^^^^
Nov 30 02:06:04.928 INFO [stderr]     |                  |
Nov 30 02:06:04.928 INFO [stderr]     |                  help: remove this `mut`
Nov 30 02:06:04.928 INFO [stderr] 
Nov 30 02:06:05.968 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Nov 30 02:06:05.971 INFO [stderr] su: No module specific data is present
Nov 30 02:06:06.278 INFO running `"docker" "inspect" "0da59b16cb4a36a496bc5b485f1290dd4f49ce97aa5a29553d1fc27d4f03d905"`
Nov 30 02:06:06.380 INFO running `"docker" "rm" "-f" "0da59b16cb4a36a496bc5b485f1290dd4f49ce97aa5a29553d1fc27d4f03d905"`
Nov 30 02:06:06.492 INFO [stdout] 0da59b16cb4a36a496bc5b485f1290dd4f49ce97aa5a29553d1fc27d4f03d905