[INFO] cloning repository https://github.com/itsyunaya/xwl-notifier-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itsyunaya/xwl-notifier-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsyunaya%2Fxwl-notifier-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsyunaya%2Fxwl-notifier-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c48e94088f8fa3c3b8e38f69e502fb501f93e05
[INFO] checking itsyunaya/xwl-notifier-rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitsyunaya%2Fxwl-notifier-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/itsyunaya/xwl-notifier-rs
[INFO] finished tweaking git repo https://github.com/itsyunaya/xwl-notifier-rs
[INFO] tweaked toml for git repo https://github.com/itsyunaya/xwl-notifier-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/itsyunaya/xwl-notifier-rs 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/itsyunaya/xwl-notifier-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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/HiruNya/x11_get_windows.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mac-notification-sys v0.6.9
[INFO] [stderr]   Downloaded notify-rust v4.12.0
[INFO] [stderr]   Downloaded toml v1.0.1+spec-1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0f05614c0f0d059ea2bc55ee73c62c59d9b3a86a8bed8edd648e1c1fa97996eb
[INFO] running `Command { std: "docker" "start" "-a" "0f05614c0f0d059ea2bc55ee73c62c59d9b3a86a8bed8edd648e1c1fa97996eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f05614c0f0d059ea2bc55ee73c62c59d9b3a86a8bed8edd648e1c1fa97996eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f05614c0f0d059ea2bc55ee73c62c59d9b3a86a8bed8edd648e1c1fa97996eb", kill_on_drop: false }`
[INFO] [stdout] 0f05614c0f0d059ea2bc55ee73c62c59d9b3a86a8bed8edd648e1c1fa97996eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ae2cb1205544ec2364948f04ab76fb2ac19ad9418312cb69a0d74354fee20979
[INFO] running `Command { std: "docker" "start" "-a" "ae2cb1205544ec2364948f04ab76fb2ac19ad9418312cb69a0d74354fee20979", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling toml_parser v1.0.8+spec-1.1.0
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking unicode-ident v1.0.23
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]     Checking syn v2.0.116
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.14.0
[INFO] [stderr]     Checking async-broadcast v0.7.2
[INFO] [stderr]     Checking ordered-stream v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking uuid v1.21.0
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_datetime v1.0.0+spec-1.1.0
[INFO] [stderr]     Checking toml v1.0.1+spec-1.1.0
[INFO] [stderr]     Checking x11_get_windows v0.1.0 (https://github.com/HiruNya/x11_get_windows.git#a5c733b2)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/x11_get_windows-797be0d74951a7c8/a5c733b/src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | #![feature(dbg_macro)]
[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 `x11_get_windows` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ae2cb1205544ec2364948f04ab76fb2ac19ad9418312cb69a0d74354fee20979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2cb1205544ec2364948f04ab76fb2ac19ad9418312cb69a0d74354fee20979", kill_on_drop: false }`
[INFO] [stdout] ae2cb1205544ec2364948f04ab76fb2ac19ad9418312cb69a0d74354fee20979