[INFO] updating cached repository https://github.com/cauebs/clavier-a-lumieres
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] d27d77d0281c3a284542bc89ff2b2b374a27d715
[INFO] testing cauebs/clavier-a-lumieres against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcauebs%2Fclavier-a-lumieres" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cauebs/clavier-a-lumieres on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cauebs/clavier-a-lumieres
[INFO] finished tweaking git repo https://github.com/cauebs/clavier-a-lumieres
[INFO] tweaked toml for git repo https://github.com/cauebs/clavier-a-lumieres written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/cauebs/clavier-a-lumieres already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 738b69320ea27bcb37c36bf76d2a24d3c218afc0e50262b45f9e45fd722391a2
[INFO] running `"docker" "start" "-a" "738b69320ea27bcb37c36bf76d2a24d3c218afc0e50262b45f9e45fd722391a2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling wmidi v1.1.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling alsa v0.2.1
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling midir v0.5.0
[INFO] [stderr]    Compiling rs_ws281x v0.2.3
[INFO] [stderr]    Compiling clavier-à-lumières v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `CHROMATIC_RAINBOW`
[INFO] [stderr]  --> src/piano.rs:3:31
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::colors::{ColorRGB, CHROMATIC_RAINBOW, RAINBOW_OF_FIFTHS};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CHROMATIC_RAINBOW`
[INFO] [stderr]   --> src/colors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / pub const CHROMATIC_RAINBOW: [ColorRGB; 12] = [
[INFO] [stderr] 4  | |     (0xff, 0x00, 0x00),
[INFO] [stderr] 5  | |     (0xff, 0x80, 0x00),
[INFO] [stderr] 6  | |     (0xff, 0xff, 0x00),
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     (0xff, 0x00, 0x80),
[INFO] [stderr] 16 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.62s
[INFO] running `"docker" "inspect" "738b69320ea27bcb37c36bf76d2a24d3c218afc0e50262b45f9e45fd722391a2"`
[INFO] running `"docker" "rm" "-f" "738b69320ea27bcb37c36bf76d2a24d3c218afc0e50262b45f9e45fd722391a2"`
[INFO] [stdout] 738b69320ea27bcb37c36bf76d2a24d3c218afc0e50262b45f9e45fd722391a2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 24b051cd429be021cf9fe5e2ce4c5a0bc7745beed2ca4083ec3980862c2be2d0
[INFO] running `"docker" "start" "-a" "24b051cd429be021cf9fe5e2ce4c5a0bc7745beed2ca4083ec3980862c2be2d0"`
[INFO] [stderr]    Compiling clavier-à-lumières v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `CHROMATIC_RAINBOW`
[INFO] [stderr]  --> src/piano.rs:3:31
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::colors::{ColorRGB, CHROMATIC_RAINBOW, RAINBOW_OF_FIFTHS};
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `CHROMATIC_RAINBOW`
[INFO] [stderr]   --> src/colors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / pub const CHROMATIC_RAINBOW: [ColorRGB; 12] = [
[INFO] [stderr] 4  | |     (0xff, 0x00, 0x00),
[INFO] [stderr] 5  | |     (0xff, 0x80, 0x00),
[INFO] [stderr] 6  | |     (0xff, 0xff, 0x00),
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     (0xff, 0x00, 0x80),
[INFO] [stderr] 16 | | ];
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `"docker" "inspect" "24b051cd429be021cf9fe5e2ce4c5a0bc7745beed2ca4083ec3980862c2be2d0"`
[INFO] running `"docker" "rm" "-f" "24b051cd429be021cf9fe5e2ce4c5a0bc7745beed2ca4083ec3980862c2be2d0"`
[INFO] [stdout] 24b051cd429be021cf9fe5e2ce4c5a0bc7745beed2ca4083ec3980862c2be2d0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] e1882758c29a96f8ca076025f92f78033d768dce3e5b95f2b477de1264ea5c69
[INFO] running `"docker" "start" "-a" "e1882758c29a96f8ca076025f92f78033d768dce3e5b95f2b477de1264ea5c69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/clavier_à_lumières-57a19f4943c91135
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e1882758c29a96f8ca076025f92f78033d768dce3e5b95f2b477de1264ea5c69"`
[INFO] running `"docker" "rm" "-f" "e1882758c29a96f8ca076025f92f78033d768dce3e5b95f2b477de1264ea5c69"`
[INFO] [stdout] e1882758c29a96f8ca076025f92f78033d768dce3e5b95f2b477de1264ea5c69