[INFO] cloning repository https://github.com/arduano/midi-tools-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arduano/midi-tools-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farduano%2Fmidi-tools-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farduano%2Fmidi-tools-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26747a32fb0350c6fa625275b35d4301dc25572b
[INFO] checking arduano/midi-tools-rs against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farduano%2Fmidi-tools-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arduano/midi-tools-rs on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/arduano/midi-tools-rs
[INFO] finished tweaking git repo https://github.com/arduano/midi-tools-rs
[INFO] tweaked toml for git repo https://github.com/arduano/midi-tools-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arduano/midi-tools-rs 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/arduano/gen-iter.git`
[INFO] [stderr]     Updating git repository `https://github.com/arduano/kdmapi`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6c72bf5bc23978b2f7c7b11c4635983bba114355f64a0499034b46848d64cee
[INFO] running `Command { std: "docker" "start" "-a" "e6c72bf5bc23978b2f7c7b11c4635983bba114355f64a0499034b46848d64cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6c72bf5bc23978b2f7c7b11c4635983bba114355f64a0499034b46848d64cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c72bf5bc23978b2f7c7b11c4635983bba114355f64a0499034b46848d64cee", kill_on_drop: false }`
[INFO] [stdout] e6c72bf5bc23978b2f7c7b11c4635983bba114355f64a0499034b46848d64cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abc1a8c1b58a9a706179621af2841594a5ac13c8645d315c7c75f9f903122e14
[INFO] running `Command { std: "docker" "start" "-a" "abc1a8c1b58a9a706179621af2841594a5ac13c8645d315c7c75f9f903122e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking gen-iter v0.4.0 (https://github.com/arduano/gen-iter.git?rev=64e28bc#64e28bc7)
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]     Checking kdmapi v0.1.0 (https://github.com/arduano/kdmapi?rev=a8013dd#a8013ddd)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking midi-toolkit-rs-derive v0.1.0 (/opt/rustwide/workdir/midi-toolkit-derive)
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking midi-toolkit-rs v0.1.0 (/opt/rustwide/workdir/midi-toolkit)
[INFO] [stdout] error: `yield` can only be used in `#[coroutine]` closures, or `gen` blocks
[INFO] [stdout]   --> midi-toolkit/examples/note_chopper.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 | /             yield Note {
[INFO] [stdout] 23 | |                 channel: note.channel,
[INFO] [stdout] 24 | |                 key: note.key,
[INFO] [stdout] 25 | |                 velocity: note.velocity,
[INFO] [stdout] 26 | |                 len: end - start,
[INFO] [stdout] 27 | |                 start,
[INFO] [stdout] 28 | |             };
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout] help: use `#[coroutine]` to make this closure a coroutine
[INFO] [stdout]    |
[INFO] [stdout] 17 |     GenIter(#[coroutine] move || {
[INFO] [stdout]    |             ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi-toolkit-rs` (example "note_chopper") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "abc1a8c1b58a9a706179621af2841594a5ac13c8645d315c7c75f9f903122e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc1a8c1b58a9a706179621af2841594a5ac13c8645d315c7c75f9f903122e14", kill_on_drop: false }`
[INFO] [stdout] abc1a8c1b58a9a706179621af2841594a5ac13c8645d315c7c75f9f903122e14