[INFO] cloning repository https://github.com/HDauven/piecrust-macros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HDauven/piecrust-macros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHDauven%2Fpiecrust-macros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHDauven%2Fpiecrust-macros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 736cad0b7faf37fa99a57812106decae4bce321c
[INFO] documenting HDauven/piecrust-macros against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHDauven%2Fpiecrust-macros" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HDauven/piecrust-macros 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 git repo https://github.com/HDauven/piecrust-macros
[INFO] finished tweaking git repo https://github.com/HDauven/piecrust-macros
[INFO] tweaked toml for git repo https://github.com/HDauven/piecrust-macros written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HDauven/piecrust-macros 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 piecrust-uplink v0.9.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff04a225f35d3e978998f0f590ceca897c2d7000a9ead5486eecc5b0ebc882b2
[INFO] running `Command { std: "docker" "start" "-a" "ff04a225f35d3e978998f0f590ceca897c2d7000a9ead5486eecc5b0ebc882b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff04a225f35d3e978998f0f590ceca897c2d7000a9ead5486eecc5b0ebc882b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff04a225f35d3e978998f0f590ceca897c2d7000a9ead5486eecc5b0ebc882b2", kill_on_drop: false }`
[INFO] [stdout] ff04a225f35d3e978998f0f590ceca897c2d7000a9ead5486eecc5b0ebc882b2
[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=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] 989c97823c4e09638cf1b0b3227b12b48eb5aae8915de89fc0cb82a59e613a45
[INFO] running `Command { std: "docker" "start" "-a" "989c97823c4e09638cf1b0b3227b12b48eb5aae8915de89fc0cb82a59e613a45", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling rkyv v0.7.43
[INFO] [stderr]    Compiling bytecheck v0.6.11
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v2.0.46
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling rkyv_derive v0.7.43
[INFO] [stderr]    Compiling bytecheck_derive v0.6.11
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking piecrust-uplink v0.9.0
[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/piecrust-uplink-0.9.0/src/lib.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![feature(lang_items, panic_info_message)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/piecrust-uplink-0.9.0/src/lib.rs:63:24
[INFO] [stdout]    |
[INFO] [stdout] 63 | #![feature(lang_items, panic_info_message)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `piecrust-uplink` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "989c97823c4e09638cf1b0b3227b12b48eb5aae8915de89fc0cb82a59e613a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989c97823c4e09638cf1b0b3227b12b48eb5aae8915de89fc0cb82a59e613a45", kill_on_drop: false }`
[INFO] [stdout] 989c97823c4e09638cf1b0b3227b12b48eb5aae8915de89fc0cb82a59e613a45
