[INFO] cloning repository https://github.com/oberien/krakenx62
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oberien/krakenx62" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fkrakenx62", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fkrakenx62'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f976b2bf70a8df22e5996b745096d95d873e07ef
[INFO] checking oberien/krakenx62 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foberien%2Fkrakenx62" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oberien/krakenx62 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oberien/krakenx62
[INFO] finished tweaking git repo https://github.com/oberien/krakenx62
[INFO] tweaked toml for git repo https://github.com/oberien/krakenx62 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/oberien/krakenx62 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-set v0.2.0
[INFO] [stderr]   Downloaded libusb v0.3.0
[INFO] [stderr]   Downloaded libusb-sys v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2b81d6325507fb43ecab21318c3e85949ca287941b91c0f80b1732731c6a204
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2b81d6325507fb43ecab21318c3e85949ca287941b91c0f80b1732731c6a204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2b81d6325507fb43ecab21318c3e85949ca287941b91c0f80b1732731c6a204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b81d6325507fb43ecab21318c3e85949ca287941b91c0f80b1732731c6a204", kill_on_drop: false }`
[INFO] [stdout] a2b81d6325507fb43ecab21318c3e85949ca287941b91c0f80b1732731c6a204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c52a457efe48a3574ad234532cd04d7af4d99a9f70988137c968071173801d14
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c52a457efe48a3574ad234532cd04d7af4d99a9f70988137c968071173801d14", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking libusb v0.3.0
[INFO] [stderr]     Checking krakenx62 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/cooler/mod.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | / macro_rules! unwrap_safe {
[INFO] [stdout] 126 | |     ($e:expr) => {
[INFO] [stdout] 127 | |         match $e {
[INFO] [stdout] 128 | |             Ok(_) => {}
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |     };
[INFO] [stdout] 132 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/cooler/mod.rs:125:1
[INFO] [stdout]     |
[INFO] [stdout] 125 | / macro_rules! unwrap_safe {
[INFO] [stdout] 126 | |     ($e:expr) => {
[INFO] [stdout] 127 | |         match $e {
[INFO] [stdout] 128 | |             Ok(_) => {}
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |     };
[INFO] [stdout] 132 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fading`
[INFO] [stdout]   --> src/cooler/modes.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Fading(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SpectrumWave`
[INFO] [stdout]   --> src/cooler/modes.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     SpectrumWave(Speed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Marquee`
[INFO] [stdout]   --> src/cooler/modes.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     Marquee(Speed, Circle),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CoveringMarquee`
[INFO] [stdout]   --> src/cooler/modes.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     CoveringMarquee(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alternating`
[INFO] [stdout]   --> src/cooler/modes.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Alternating(Speed, Color, Color),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pulse`
[INFO] [stdout]   --> src/cooler/modes.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Pulse(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TaiChi`
[INFO] [stdout]   --> src/cooler/modes.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     TaiChi(Speed, Color, Color),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WaterCooler`
[INFO] [stdout]   --> src/cooler/modes.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     WaterCooler(Speed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Loading`
[INFO] [stdout]   --> src/cooler/modes.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Loading(Speed, Circle),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AlternatingRotate`
[INFO] [stdout]   --> src/cooler/modes.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     AlternatingRotate = 11,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stars`
[INFO] [stdout]   --> src/cooler/modes.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Stars = 12,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fixed2`
[INFO] [stdout]   --> src/cooler/modes.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     Fixed2 = 13,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blinky`
[INFO] [stdout]   --> src/cooler/modes.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     Blinky = 14,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VerySlow`
[INFO] [stdout]   --> src/cooler/modes.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     VerySlow = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Slow`
[INFO] [stdout]   --> src/cooler/modes.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Slow = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VeryFast`
[INFO] [stdout]    --> src/cooler/modes.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     VeryFast = 4,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_single_with_text`
[INFO] [stdout]    --> src/cooler/modes.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn from_single_with_text(txt: Color, col: Color) -> Colors {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fading`
[INFO] [stdout]   --> src/cooler/modes.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Fading(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SpectrumWave`
[INFO] [stdout]   --> src/cooler/modes.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     SpectrumWave(Speed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Marquee`
[INFO] [stdout]   --> src/cooler/modes.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     Marquee(Speed, Circle),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CoveringMarquee`
[INFO] [stdout]   --> src/cooler/modes.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     CoveringMarquee(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Alternating`
[INFO] [stdout]   --> src/cooler/modes.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     Alternating(Speed, Color, Color),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pulse`
[INFO] [stdout]   --> src/cooler/modes.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     Pulse(Effect),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `TaiChi`
[INFO] [stdout]   --> src/cooler/modes.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     TaiChi(Speed, Color, Color),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `WaterCooler`
[INFO] [stdout]   --> src/cooler/modes.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     WaterCooler(Speed),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Loading`
[INFO] [stdout]   --> src/cooler/modes.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     Loading(Speed, Circle),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AlternatingRotate`
[INFO] [stdout]   --> src/cooler/modes.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     AlternatingRotate = 11,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stars`
[INFO] [stdout]   --> src/cooler/modes.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     Stars = 12,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fixed2`
[INFO] [stdout]   --> src/cooler/modes.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     Fixed2 = 13,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blinky`
[INFO] [stdout]   --> src/cooler/modes.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     Blinky = 14,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VerySlow`
[INFO] [stdout]   --> src/cooler/modes.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     VerySlow = 0,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Slow`
[INFO] [stdout]   --> src/cooler/modes.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     Slow = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VeryFast`
[INFO] [stdout]    --> src/cooler/modes.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     VeryFast = 4,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_single_with_text`
[INFO] [stdout]    --> src/cooler/modes.rs:125:12
[INFO] [stdout]     |
[INFO] [stdout] 125 |     pub fn from_single_with_text(txt: Color, col: Color) -> Colors {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "c52a457efe48a3574ad234532cd04d7af4d99a9f70988137c968071173801d14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c52a457efe48a3574ad234532cd04d7af4d99a9f70988137c968071173801d14", kill_on_drop: false }`
[INFO] [stdout] c52a457efe48a3574ad234532cd04d7af4d99a9f70988137c968071173801d14