[INFO] cloning repository https://github.com/vinc/moros
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinc/moros" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinc%2Fmoros", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinc%2Fmoros'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fe44aa9809b67785eb3b7569e4f0c5d4c3da323
[INFO] documenting vinc/moros 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%2Fvinc%2Fmoros" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vinc/moros 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-5/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/vinc/moros
[INFO] finished tweaking git repo https://github.com/vinc/moros
[INFO] tweaked toml for git repo https://github.com/vinc/moros written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/vinc/moros 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4deeb2a1025858f145dcba31cad63bd0ad2a82f68c6b68ee7bc87c6a383556a
[INFO] running `Command { std: "docker" "start" "-a" "e4deeb2a1025858f145dcba31cad63bd0ad2a82f68c6b68ee7bc87c6a383556a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4deeb2a1025858f145dcba31cad63bd0ad2a82f68c6b68ee7bc87c6a383556a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4deeb2a1025858f145dcba31cad63bd0ad2a82f68c6b68ee7bc87c6a383556a", kill_on_drop: false }`
[INFO] [stdout] e4deeb2a1025858f145dcba31cad63bd0ad2a82f68c6b68ee7bc87c6a383556a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1865bf088e9134a8931e48b26351c6db869ff17bf707936181b37ea63ac4136b
[INFO] running `Command { std: "docker" "start" "-a" "1865bf088e9134a8931e48b26351c6db869ff17bf707936181b37ea63ac4136b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]    Compiling bootloader v0.9.18
[INFO] [stderr]     Checking managed v0.7.2
[INFO] [stderr]     Checking array-macro v2.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking pc-keyboard v0.5.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rsdp v2.0.0
[INFO] [stderr]     Checking raw-cpuid v10.2.0
[INFO] [stderr]     Checking aml v0.14.0
[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/managed-0.7.2/src/lib.rs:2:59
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(all(feature = "alloc", not(feature = "std")), feature(alloc))]
[INFO] [stdout]   |                                                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[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/lock_api-0.4.4/src/lib.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 | #![cfg_attr(feature = "nightly", feature(const_fn_trait_bound))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[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] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aml-0.14.0/src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | #![feature(decl_macro, type_ascription, box_syntax, bool_to_option)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `managed`
[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: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "1865bf088e9134a8931e48b26351c6db869ff17bf707936181b37ea63ac4136b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1865bf088e9134a8931e48b26351c6db869ff17bf707936181b37ea63ac4136b", kill_on_drop: false }`
[INFO] [stdout] 1865bf088e9134a8931e48b26351c6db869ff17bf707936181b37ea63ac4136b
