[INFO] cloning repository https://github.com/lupyuen/pinetime-graphic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lupyuen/pinetime-graphic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01cd03074e1f6cef6cf2a1e62517da4be3792e4f
[INFO] documenting lupyuen/pinetime-graphic against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flupyuen%2Fpinetime-graphic" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lupyuen/pinetime-graphic on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lupyuen/pinetime-graphic
[INFO] finished tweaking git repo https://github.com/lupyuen/pinetime-graphic
[INFO] tweaked toml for git repo https://github.com/lupyuen/pinetime-graphic written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/lupyuen/pinetime-graphic already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e9bea92dca10cab563361da68cc9d0085d120154462dc3202ced6eb73afc172
[INFO] running `Command { std: "docker" "start" "-a" "9e9bea92dca10cab563361da68cc9d0085d120154462dc3202ced6eb73afc172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e9bea92dca10cab563361da68cc9d0085d120154462dc3202ced6eb73afc172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e9bea92dca10cab563361da68cc9d0085d120154462dc3202ced6eb73afc172", kill_on_drop: false }`
[INFO] [stdout] 9e9bea92dca10cab563361da68cc9d0085d120154462dc3202ced6eb73afc172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f15f1ac60cf5d6d7b474c09cc5c0078e2ee53c68fa709251e8ba88e7d1c07f80
[INFO] running `Command { std: "docker" "start" "-a" "f15f1ac60cf5d6d7b474c09cc5c0078e2ee53c68fa709251e8ba88e7d1c07f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking png v0.16.3
[INFO] [stderr]  Documenting pinetime-graphic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[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 document `pinetime-graphic`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name pinetime_graphic src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=d67c36a47640c662 -L dependency=/opt/rustwide/target/debug/deps --extern glob=/opt/rustwide/target/debug/deps/libglob-2129c1460a18c11d.rmeta --extern png=/opt/rustwide/target/debug/deps/libpng-d45d53c3fd72db67.rmeta --extern term=/opt/rustwide/target/debug/deps/libterm-29b4376cf842067b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f15f1ac60cf5d6d7b474c09cc5c0078e2ee53c68fa709251e8ba88e7d1c07f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15f1ac60cf5d6d7b474c09cc5c0078e2ee53c68fa709251e8ba88e7d1c07f80", kill_on_drop: false }`
[INFO] [stdout] f15f1ac60cf5d6d7b474c09cc5c0078e2ee53c68fa709251e8ba88e7d1c07f80