[INFO] updating cached repository https://github.com/jmageau/colors-rs
[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] cd6f7667e6f510ce613409be9020e1ce320cf234
[INFO] checking jmageau/colors-rs against try#00e4530a79c42b21a6ca2ac1edb597c90d21f89f for pr-64672
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmageau%2Fcolors-rs" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmageau/colors-rs on toolchain 00e4530a79c42b21a6ca2ac1edb597c90d21f89f
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jmageau/colors-rs
[INFO] finished tweaking git repo https://github.com/jmageau/colors-rs
[INFO] tweaked toml for git repo https://github.com/jmageau/colors-rs written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jmageau/colors-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/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" "+00e4530a79c42b21a6ca2ac1edb597c90d21f89f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 863fdb311a22556f16640f427343491e1f04745cc2cbe12154565cdad4d39c9d
[INFO] running `"docker" "start" "-a" "863fdb311a22556f16640f427343491e1f04745cc2cbe12154565cdad4d39c9d"`
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking console v0.8.0
[INFO] [stderr]     Checking indicatif v0.11.0
[INFO] [stderr]     Checking image v0.22.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking colors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `delta_e`
[INFO] [stderr]   --> src/color_functions.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn delta_e(color1: &Color, color2: &Color) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delta_e`
[INFO] [stderr]   --> src/color_functions.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn delta_e(color1: &Color, color2: &Color) -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.22s
[INFO] running `"docker" "inspect" "863fdb311a22556f16640f427343491e1f04745cc2cbe12154565cdad4d39c9d"`
[INFO] running `"docker" "rm" "-f" "863fdb311a22556f16640f427343491e1f04745cc2cbe12154565cdad4d39c9d"`
[INFO] [stdout] 863fdb311a22556f16640f427343491e1f04745cc2cbe12154565cdad4d39c9d