[INFO] cloning repository https://github.com/ashpil/syzygy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashpil/syzygy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashpil%2Fsyzygy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fashpil%2Fsyzygy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4656105607c62d37a8eaff382300c9ba84d28748
[INFO] documenting ashpil/syzygy 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%2Fashpil%2Fsyzygy" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ashpil/syzygy 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/ashpil/syzygy
[INFO] finished tweaking git repo https://github.com/ashpil/syzygy
[INFO] tweaked toml for git repo https://github.com/ashpil/syzygy written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ashpil/syzygy 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 1f91fd4c7e782d69c466581cf58a2babdc0d5334c875ceaeb44c6f13007ce479
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f91fd4c7e782d69c466581cf58a2babdc0d5334c875ceaeb44c6f13007ce479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f91fd4c7e782d69c466581cf58a2babdc0d5334c875ceaeb44c6f13007ce479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f91fd4c7e782d69c466581cf58a2babdc0d5334c875ceaeb44c6f13007ce479", kill_on_drop: false }`
[INFO] [stdout] 1f91fd4c7e782d69c466581cf58a2babdc0d5334c875ceaeb44c6f13007ce479
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7a2b585b52b840609321da58a6b5baec698ccc4e73e5c226b612d3d57da4088b
[INFO] running `Command { std: "docker" "start" "-a" "7a2b585b52b840609321da58a6b5baec698ccc4e73e5c226b612d3d57da4088b", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking antsy v0.1.0 (/opt/rustwide/workdir/antsy)
[INFO] [stderr]  Documenting antsy v0.1.0 (/opt/rustwide/workdir/antsy)
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]     Checking rand v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_distr v0.4.0
[INFO] [stderr]     Checking glitz v0.1.0 (/opt/rustwide/workdir/glitz)
[INFO] [stderr]  Documenting glitz v0.1.0 (/opt/rustwide/workdir/glitz)
[INFO] [stderr]     Checking xenon v0.1.0 (/opt/rustwide/workdir/xenon)
[INFO] [stderr]  Documenting xenon v0.1.0 (/opt/rustwide/workdir/xenon)
[INFO] [stderr]  Documenting based v0.1.0 (/opt/rustwide/workdir/based)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> based/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(once_cell)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> based/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(thread_local)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> based/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(maybe_uninit_ref)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> based/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(unsafe_cell_raw_get)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 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 `based`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name based based/src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="parallel"' --cfg 'feature="rayon"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=100a1140cf92f2b8 -L dependency=/opt/rustwide/target/debug/deps --extern antsy=/opt/rustwide/target/debug/deps/libantsy-0254a70ab863f380.rmeta --extern glitz=/opt/rustwide/target/debug/deps/libglitz-40564e1447c3cc2a.rmeta --extern png=/opt/rustwide/target/debug/deps/libpng-2d1c523e55f77cfb.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-86046aa87817ce0e.rmeta --extern rand_xoshiro=/opt/rustwide/target/debug/deps/librand_xoshiro-9146e90c8b8352bb.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-b69eebef2fe106c6.rmeta --extern xenon=/opt/rustwide/target/debug/deps/libxenon-4fadf9458b96aac7.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7a2b585b52b840609321da58a6b5baec698ccc4e73e5c226b612d3d57da4088b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2b585b52b840609321da58a6b5baec698ccc4e73e5c226b612d3d57da4088b", kill_on_drop: false }`
[INFO] [stdout] 7a2b585b52b840609321da58a6b5baec698ccc4e73e5c226b612d3d57da4088b