[INFO] updating cached repository haumea-lang/haumea-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/haumea-lang/haumea-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/haumea-lang/haumea-rs" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/haumea-lang/haumea-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/haumea-lang/haumea-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/haumea-lang/haumea-rs" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/haumea-lang/haumea-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/haumea-lang/haumea-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b50ebe11ad0ec2e2b702016790b48c09c3950761
[INFO] sha for GitHub repo haumea-lang/haumea-rs: b50ebe11ad0ec2e2b702016790b48c09c3950761
[INFO] validating manifest of haumea-lang/haumea-rs on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of haumea-lang/haumea-rs on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing haumea-lang/haumea-rs
[INFO] finished frobbing haumea-lang/haumea-rs
[INFO] frobbed toml for haumea-lang/haumea-rs written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/haumea-lang/haumea-rs/Cargo.toml
[INFO] started frobbing haumea-lang/haumea-rs
[INFO] finished frobbing haumea-lang/haumea-rs
[INFO] frobbed toml for haumea-lang/haumea-rs written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/haumea-lang/haumea-rs/Cargo.toml
[INFO] crate haumea-lang/haumea-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking haumea-lang/haumea-rs against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 447653cd418ce8cabda75e5b472eec1a3c1658156c4ef6b0b9bf96254f95f966
[INFO] running `"docker" "start" "-a" "447653cd418ce8cabda75e5b472eec1a3c1658156c4ef6b0b9bf96254f95f966"`
[INFO] [stderr]     Checking haumea v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
[INFO] [stderr]     |                ----^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:339:18
[INFO] [stderr]     |
[INFO] [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
[INFO] [stderr]     |                  ----^^^^^^^^^^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:179:16
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn match_token(mut token_stream: &mut Vec<Token>, expected: &Token) -> Result<Token, Token> {
[INFO] [stderr]     |                ----^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:339:18
[INFO] [stderr]     |
[INFO] [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec<Token>) -> Statement {
[INFO] [stderr]     |                  ----^^^^^^^^^^^^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `"docker" "inspect" "447653cd418ce8cabda75e5b472eec1a3c1658156c4ef6b0b9bf96254f95f966"`
[INFO] running `"docker" "rm" "-f" "447653cd418ce8cabda75e5b472eec1a3c1658156c4ef6b0b9bf96254f95f966"`
[INFO] [stdout] 447653cd418ce8cabda75e5b472eec1a3c1658156c4ef6b0b9bf96254f95f966