[INFO] cloning repository https://github.com/Coyas/chitraOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Coyas/chitraOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoyas%2FchitraOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoyas%2FchitraOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4b5b32fa6b879343353dda30efc0f7d7c4ba909
[INFO] documenting Coyas/chitraOS against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCoyas%2FchitraOS" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Coyas/chitraOS on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-15/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Coyas/chitraOS
[INFO] finished tweaking git repo https://github.com/Coyas/chitraOS
[INFO] tweaked toml for git repo https://github.com/Coyas/chitraOS written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/Coyas/chitraOS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82732c5aceb959aed09835199158e85d2ac7d6ff5f6d420f0ffb9b7db88d49aa
[INFO] running `Command { std: "docker" "start" "-a" "82732c5aceb959aed09835199158e85d2ac7d6ff5f6d420f0ffb9b7db88d49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82732c5aceb959aed09835199158e85d2ac7d6ff5f6d420f0ffb9b7db88d49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82732c5aceb959aed09835199158e85d2ac7d6ff5f6d420f0ffb9b7db88d49aa", kill_on_drop: false }`
[INFO] [stdout] 82732c5aceb959aed09835199158e85d2ac7d6ff5f6d420f0ffb9b7db88d49aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e17db4831d91a3e6dac5093739ec4117255a627599b296bf7ac33034b85b176
[INFO] running `Command { std: "docker" "start" "-a" "8e17db4831d91a3e6dac5093739ec4117255a627599b296bf7ac33034b85b176", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.10.3
[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/bootloader-0.10.3/src/lib.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 | #![feature(asm)]
[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/bootloader-0.10.3/src/lib.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 | #![feature(maybe_uninit_extra)]
[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/bootloader-0.10.3/src/lib.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 | #![feature(maybe_uninit_slice)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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 `bootloader` due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "8e17db4831d91a3e6dac5093739ec4117255a627599b296bf7ac33034b85b176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e17db4831d91a3e6dac5093739ec4117255a627599b296bf7ac33034b85b176", kill_on_drop: false }`
[INFO] [stdout] 8e17db4831d91a3e6dac5093739ec4117255a627599b296bf7ac33034b85b176