[INFO] cloning repository https://github.com/kazukazu123123/midi-player-stdout
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazukazu123123/midi-player-stdout" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukazu123123%2Fmidi-player-stdout", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukazu123123%2Fmidi-player-stdout'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49840a5c594d0a7c5e2ca959459fe4ecabb4dd2f
[INFO] checking kazukazu123123/midi-player-stdout against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazukazu123123%2Fmidi-player-stdout" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kazukazu123123/midi-player-stdout
[INFO] finished tweaking git repo https://github.com/kazukazu123123/midi-player-stdout
[INFO] tweaked toml for git repo https://github.com/kazukazu123123/midi-player-stdout written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kazukazu123123/midi-player-stdout on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kazukazu123123/midi-player-stdout 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/arduano/midi-toolkit-rs`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d03f252d57b0c791ee97e3c95904b6d9882fa4e8e5e3195b290854a7262deb4
[INFO] running `Command { std: "docker" "start" "-a" "4d03f252d57b0c791ee97e3c95904b6d9882fa4e8e5e3195b290854a7262deb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d03f252d57b0c791ee97e3c95904b6d9882fa4e8e5e3195b290854a7262deb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d03f252d57b0c791ee97e3c95904b6d9882fa4e8e5e3195b290854a7262deb4", kill_on_drop: false }`
[INFO] [stdout] 4d03f252d57b0c791ee97e3c95904b6d9882fa4e8e5e3195b290854a7262deb4
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 423af8453f35df1098c64991cee91705538611c7ba6d0aed22db97c995ade2fc
[INFO] running `Command { std: "docker" "start" "-a" "423af8453f35df1098c64991cee91705538611c7ba6d0aed22db97c995ade2fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking clap_lex v0.7.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling midi-toolkit-rs-derive v0.1.0 (https://github.com/arduano/midi-toolkit-rs#d77c82d6)
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking clap v4.5.53
[INFO] [stderr]     Checking midi-toolkit-rs v0.1.0 (https://github.com/arduano/midi-toolkit-rs#d77c82d6)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/midi-toolkit-rs-f25bb35a7512976a/d77c82d/midi-toolkit/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(coroutines)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `midi-toolkit-rs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "423af8453f35df1098c64991cee91705538611c7ba6d0aed22db97c995ade2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423af8453f35df1098c64991cee91705538611c7ba6d0aed22db97c995ade2fc", kill_on_drop: false }`
[INFO] [stdout] 423af8453f35df1098c64991cee91705538611c7ba6d0aed22db97c995ade2fc