[INFO] updating cached repository https://github.com/scizzorz/typing-speed
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee0bf9525311654302e37c1f432f80737d82965c
[INFO] checking scizzorz/typing-speed against master#fe6d05a8b32f5c66c427ca524dbcce5a7145f87e for pr-64327
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscizzorz%2Ftyping-speed" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scizzorz/typing-speed on toolchain fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/scizzorz/typing-speed
[INFO] finished tweaking git repo https://github.com/scizzorz/typing-speed
[INFO] tweaked toml for git repo https://github.com/scizzorz/typing-speed written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/scizzorz/typing-speed already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fe6d05a8b32f5c66c427ca524dbcce5a7145f87e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a76e486fb274752bc212de6e94f9ef94113ff383491c02a96bee5534328f2134
[INFO] running `"docker" "start" "-a" "a76e486fb274752bc212de6e94f9ef94113ff383491c02a96bee5534328f2134"`
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking typing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `word_end` is never read
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |   let mut word_end = presses.first().unwrap().time;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `word_end_i` is never read
[INFO] [stderr]   --> src/main.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 |   let mut word_end_i = 0;
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `word_end` is never read
[INFO] [stderr]   --> src/main.rs:44:11
[INFO] [stderr]    |
[INFO] [stderr] 44 |   let mut word_end = presses.first().unwrap().time;
[INFO] [stderr]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `word_end_i` is never read
[INFO] [stderr]   --> src/main.rs:45:11
[INFO] [stderr]    |
[INFO] [stderr] 45 |   let mut word_end_i = 0;
[INFO] [stderr]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "a76e486fb274752bc212de6e94f9ef94113ff383491c02a96bee5534328f2134"`
[INFO] running `"docker" "rm" "-f" "a76e486fb274752bc212de6e94f9ef94113ff383491c02a96bee5534328f2134"`
[INFO] [stdout] a76e486fb274752bc212de6e94f9ef94113ff383491c02a96bee5534328f2134