[INFO] cloning repository https://github.com/ppedrot/kravanenn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ppedrot/kravanenn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppedrot%2Fkravanenn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fppedrot%2Fkravanenn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 61f089e2091d1f0c4eb57b2617532e7bee63508d
[INFO] documenting ppedrot/kravanenn 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%2Fppedrot%2Fkravanenn" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ppedrot/kravanenn 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/ppedrot/kravanenn
[INFO] finished tweaking git repo https://github.com/ppedrot/kravanenn
[INFO] tweaked toml for git repo https://github.com/ppedrot/kravanenn written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ppedrot/kravanenn 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 390c78a2a98323c1c643176ce17b55ba906369cebd138fbb8a52bb3767a0d9ec
[INFO] running `Command { std: "docker" "start" "-a" "390c78a2a98323c1c643176ce17b55ba906369cebd138fbb8a52bb3767a0d9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "390c78a2a98323c1c643176ce17b55ba906369cebd138fbb8a52bb3767a0d9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390c78a2a98323c1c643176ce17b55ba906369cebd138fbb8a52bb3767a0d9ec", kill_on_drop: false }`
[INFO] [stdout] 390c78a2a98323c1c643176ce17b55ba906369cebd138fbb8a52bb3767a0d9ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a21b91eb18b25fd0ef8d3d2f2184b80b56aa4c574b8a96f8e793619c4425c556
[INFO] running `Command { std: "docker" "start" "-a" "a21b91eb18b25fd0ef8d3d2f2184b80b56aa4c574b8a96f8e793619c4425c556", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking crossbeam v0.3.0
[INFO] [stderr]     Checking serde v1.0.21
[INFO] [stderr]     Checking movecell v0.2.0
[INFO] [stderr]     Checking take_mut v0.2.0
[INFO] [stderr]     Checking light_arena v0.1.1
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking smallvec v0.5.0
[INFO] [stderr]     Checking typed-arena v1.3.0
[INFO] [stderr]     Checking lazy-init v0.2.0
[INFO] [stdout] error[E0432]: unresolved imports `std::ops::Placer`, `std::ops::Place`, `std::ops::InPlace`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/light_arena-0.1.1/src/lib.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 | use std::ops::{Placer, Place, InPlace};
[INFO] [stdout]    |                ^^^^^^  ^^^^^  ^^^^^^^ no `InPlace` in `ops`
[INFO] [stdout]    |                |       |
[INFO] [stdout]    |                |       no `Place` in `ops`
[INFO] [stdout]    |                no `Placer` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fixedbitset v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/light_arena-0.1.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(placement_in_syntax, placement_new_protocol)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/light_arena-0.1.1/src/lib.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(placement_in_syntax, placement_new_protocol)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `placement_in_syntax`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/light_arena-0.1.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(placement_in_syntax, placement_new_protocol)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `placement_new_protocol`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/light_arena-0.1.1/src/lib.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(placement_in_syntax, placement_new_protocol)]
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `light_arena` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a21b91eb18b25fd0ef8d3d2f2184b80b56aa4c574b8a96f8e793619c4425c556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21b91eb18b25fd0ef8d3d2f2184b80b56aa4c574b8a96f8e793619c4425c556", kill_on_drop: false }`
[INFO] [stdout] a21b91eb18b25fd0ef8d3d2f2184b80b56aa4c574b8a96f8e793619c4425c556