[INFO] fetching crate palkia 0.13.1...
[INFO] documenting palkia-0.13.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate palkia 0.13.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate palkia 0.13.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate palkia 0.13.1
[INFO] finished tweaking crates.io crate palkia 0.13.1
[INFO] tweaked toml for crates.io crate palkia 0.13.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate palkia 0.13.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kdl v4.6.0
[INFO] [stderr]   Downloaded knurdy v0.2.0
[INFO] [stderr]   Downloaded linkme v0.3.17
[INFO] [stderr]   Downloaded palkia_macros v0.13.1
[INFO] [stderr]   Downloaded aglet v0.5.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2931fdb57c5587d10f6607a297936f4be1cf3095c161c953650baef5ffba8c7
[INFO] running `Command { std: "docker" "start" "-a" "d2931fdb57c5587d10f6607a297936f4be1cf3095c161c953650baef5ffba8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2931fdb57c5587d10f6607a297936f4be1cf3095c161c953650baef5ffba8c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2931fdb57c5587d10f6607a297936f4be1cf3095c161c953650baef5ffba8c7", kill_on_drop: false }`
[INFO] [stdout] d2931fdb57c5587d10f6607a297936f4be1cf3095c161c953650baef5ffba8c7
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fc0f4f05f7c9f29df3fb8d20c6283077bacee90a931b7026431fad4ac528f6a
[INFO] running `Command { std: "docker" "start" "-a" "9fc0f4f05f7c9f29df3fb8d20c6283077bacee90a931b7026431fad4ac528f6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking zerocopy v0.7.26
[INFO] [stderr]     Checking inventory v0.3.13
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking smol_str v0.2.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling typetag-impl v0.2.13
[INFO] [stderr]    Compiling linkme-impl v0.3.17
[INFO] [stderr]    Compiling palkia_macros v0.13.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/palkia_macros-0.13.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `palkia_macros` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9fc0f4f05f7c9f29df3fb8d20c6283077bacee90a931b7026431fad4ac528f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fc0f4f05f7c9f29df3fb8d20c6283077bacee90a931b7026431fad4ac528f6a", kill_on_drop: false }`
[INFO] [stdout] 9fc0f4f05f7c9f29df3fb8d20c6283077bacee90a931b7026431fad4ac528f6a
