[INFO] cloning repository https://github.com/nelsbrock/ledsort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nelsbrock/ledsort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fledsort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fledsort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c0d9ad49252e0f39352b888a66474d42a150ec1
[INFO] testing nelsbrock/ledsort against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnelsbrock%2Fledsort" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/nelsbrock/ledsort
[INFO] finished tweaking git repo https://github.com/nelsbrock/ledsort
[INFO] tweaked toml for git repo https://github.com/nelsbrock/ledsort written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nelsbrock/ledsort on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nelsbrock/ledsort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smart-leds v0.3.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded rgb v0.8.33
[INFO] [stderr]   Downloaded avr-device-macros v0.3.4
[INFO] [stderr]   Downloaded rustversion v1.0.8
[INFO] [stderr]   Downloaded bytemuck v1.10.0
[INFO] [stderr]   Downloaded avr-device v0.3.4
[INFO] [stderr]   Downloaded ws2812-spi v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d60881777e4f65953b24ec2a3ef03194d1ba209f1b90f6541e5fa27a61a98c67
[INFO] running `Command { std: "docker" "start" "-a" "d60881777e4f65953b24ec2a3ef03194d1ba209f1b90f6541e5fa27a61a98c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d60881777e4f65953b24ec2a3ef03194d1ba209f1b90f6541e5fa27a61a98c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60881777e4f65953b24ec2a3ef03194d1ba209f1b90f6541e5fa27a61a98c67", kill_on_drop: false }`
[INFO] [stdout] d60881777e4f65953b24ec2a3ef03194d1ba209f1b90f6541e5fa27a61a98c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae90b6f0e718744394b4bbd60bfc7365fced10b5aacbca303a0d0ede7193d44f
[INFO] running `Command { std: "docker" "start" "-a" "ae90b6f0e718744394b4bbd60bfc7365fced10b5aacbca303a0d0ede7193d44f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling rustversion v1.0.8
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bytemuck v1.10.0
[INFO] [stderr]    Compiling ufmt-write v0.1.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling rgb v0.8.33
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling smart-leds-trait v0.2.1
[INFO] [stderr]    Compiling smart-leds v0.3.0
[INFO] [stderr]    Compiling ws2812-spi v0.4.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling avr-device v0.3.4
[INFO] [stderr]    Compiling avr-hal-generic v0.1.0 (https://github.com/Rahix/avr-hal?rev=f99550debcd9a168da4486fed4388caaee067aa9#f99550de)
[INFO] [stderr]    Compiling avr-device-macros v0.3.4
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]    Compiling ufmt v0.1.0
[INFO] [stderr]    Compiling atmega-hal v0.1.0 (https://github.com/Rahix/avr-hal?rev=f99550debcd9a168da4486fed4388caaee067aa9#f99550de)
[INFO] [stderr]    Compiling arduino-hal v0.1.0 (https://github.com/Rahix/avr-hal?rev=f99550debcd9a168da4486fed4388caaee067aa9#f99550de)
[INFO] [stderr]    Compiling ledsort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `serial` is never read
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct RainbowSortStrip<W, U> {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     serial: U
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Ensure that you are using an AVR target! You may need to change directories or pass a --target flag to cargo. See
[INFO] [stdout]               https://github.com/Rahix/avr-device/pull/41 for more details.
[INFO] [stdout]   --> src/bin/main.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[arduino_hal::entry]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `arduino_hal::entry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut serial = arduino_hal::default_serial!(dp, pins, 57600);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ledsort` (bin "main") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "ae90b6f0e718744394b4bbd60bfc7365fced10b5aacbca303a0d0ede7193d44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae90b6f0e718744394b4bbd60bfc7365fced10b5aacbca303a0d0ede7193d44f", kill_on_drop: false }`
[INFO] [stdout] ae90b6f0e718744394b4bbd60bfc7365fced10b5aacbca303a0d0ede7193d44f
