[INFO] cloning repository https://github.com/danieldulaney/midi-arduino
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danieldulaney/midi-arduino" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldulaney%2Fmidi-arduino", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldulaney%2Fmidi-arduino'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b62997a931746737577e2f7829335fe1eb6598f6
[INFO] checking danieldulaney/midi-arduino against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldulaney%2Fmidi-arduino" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldulaney/midi-arduino on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danieldulaney/midi-arduino
[INFO] finished tweaking git repo https://github.com/danieldulaney/midi-arduino
[INFO] tweaked toml for git repo https://github.com/danieldulaney/midi-arduino written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldulaney/midi-arduino already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4f6102821900276b5a62fb0c7784b53171221fc6fd07d40c8b858a7ee559b3f
[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" "d4f6102821900276b5a62fb0c7784b53171221fc6fd07d40c8b858a7ee559b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f6102821900276b5a62fb0c7784b53171221fc6fd07d40c8b858a7ee559b3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f6102821900276b5a62fb0c7784b53171221fc6fd07d40c8b858a7ee559b3f", kill_on_drop: false }`
[INFO] [stdout] d4f6102821900276b5a62fb0c7784b53171221fc6fd07d40c8b858a7ee559b3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be04203bfe5713aed87d9ec824fbfc7d905f1f44bd5b45128cd1909f61b0dfa7
[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" "be04203bfe5713aed87d9ec824fbfc7d905f1f44bd5b45128cd1909f61b0dfa7", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking midi-arduino v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]   --> src/message.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |         Event::Meta(m),
[INFO] [stdout]    |                       ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `,`
[INFO] [stdout]   --> src/message.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 |         Event::Meta(m),
[INFO] [stdout]    |                       ^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `(Event<'_>, usize): From<(Meta<'_>, usize)>` is not satisfied
[INFO] [stdout]   --> src/message.rs:75:39
[INFO] [stdout]    |
[INFO] [stdout] 75 |             0xFF => Meta::parse(data).into(),
[INFO] [stdout]    |                                       ^^^^ the trait `From<(Meta<'_>, usize)>` is not implemented for `(Event<'_>, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<(Event<'_>, usize)>` for `(Meta<'_>, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi-arduino`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `(Event<'_>, usize): From<(Meta<'_>, usize)>` is not satisfied
[INFO] [stdout]   --> src/message.rs:75:39
[INFO] [stdout]    |
[INFO] [stdout] 75 |             0xFF => Meta::parse(data).into(),
[INFO] [stdout]    |                                       ^^^^ the trait `From<(Meta<'_>, usize)>` is not implemented for `(Event<'_>, usize)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<(Event<'_>, usize)>` for `(Meta<'_>, usize)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "be04203bfe5713aed87d9ec824fbfc7d905f1f44bd5b45128cd1909f61b0dfa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be04203bfe5713aed87d9ec824fbfc7d905f1f44bd5b45128cd1909f61b0dfa7", kill_on_drop: false }`
[INFO] [stdout] be04203bfe5713aed87d9ec824fbfc7d905f1f44bd5b45128cd1909f61b0dfa7