[INFO] cloning repository https://github.com/Andy-Python-Programmer/ion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Andy-Python-Programmer/ion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndy-Python-Programmer%2Fion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndy-Python-Programmer%2Fion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abb83e821055929ca40b4bf4196302ee248a6266
[INFO] documenting Andy-Python-Programmer/ion against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndy-Python-Programmer%2Fion" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Andy-Python-Programmer/ion on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-91/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Andy-Python-Programmer/ion
[INFO] finished tweaking git repo https://github.com/Andy-Python-Programmer/ion
[INFO] tweaked toml for git repo https://github.com/Andy-Python-Programmer/ion written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/Andy-Python-Programmer/ion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98d85a860e5e621dae5ebbb8cbc4845050c0d67324a27c900ab0c9c86992a906
[INFO] running `Command { std: "docker" "start" "-a" "98d85a860e5e621dae5ebbb8cbc4845050c0d67324a27c900ab0c9c86992a906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98d85a860e5e621dae5ebbb8cbc4845050c0d67324a27c900ab0c9c86992a906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98d85a860e5e621dae5ebbb8cbc4845050c0d67324a27c900ab0c9c86992a906", kill_on_drop: false }`
[INFO] [stdout] 98d85a860e5e621dae5ebbb8cbc4845050c0d67324a27c900ab0c9c86992a906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db5f5dcd4ce7668c473f46db1353117f15741aef46c9a67ced024a82615f5ae5
[INFO] running `Command { std: "docker" "start" "-a" "db5f5dcd4ce7668c473f46db1353117f15741aef46c9a67ced024a82615f5ae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.3
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]     Checking font8x8 v0.2.7
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling uefi-macros v0.3.3
[INFO] [stderr]     Checking ucs2 v0.3.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/x86_64-0.14.3/src/lib.rs:9:37
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![cfg_attr(feature = "inline_asm", feature(asm))]
[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]     Checking uefi v0.11.0
[INFO] [stderr] error: could not compile `x86_64`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(auto_traits)]
[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/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | #![feature(control_flow_enum)]
[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/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![feature(try_trait_v2)]
[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/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(abi_efiapi)]
[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/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(negative_impls)]
[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/github.com-1ecc6299db9ec823/uefi-0.11.0/src/lib.rs:32:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | #![feature(const_panic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "db5f5dcd4ce7668c473f46db1353117f15741aef46c9a67ced024a82615f5ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5f5dcd4ce7668c473f46db1353117f15741aef46c9a67ced024a82615f5ae5", kill_on_drop: false }`
[INFO] [stdout] db5f5dcd4ce7668c473f46db1353117f15741aef46c9a67ced024a82615f5ae5
