[INFO] cloning repository https://github.com/ryuz/jelly-mem_access
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryuz/jelly-mem_access" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryuz%2Fjelly-mem_access", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryuz%2Fjelly-mem_access'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdfd450be42b98f1291befb89ab866a686a7d2b3
[INFO] documenting ryuz/jelly-mem_access 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%2Fryuz%2Fjelly-mem_access" "/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/ryuz/jelly-mem_access 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] removed /workspace/builds/worker-8/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ryuz/jelly-mem_access
[INFO] finished tweaking git repo https://github.com/ryuz/jelly-mem_access
[INFO] tweaked toml for git repo https://github.com/ryuz/jelly-mem_access written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stdout] f28f0a0fb63294b30236202926f9b7133a02fa3a720ffe04d1a6b46de91a929a
[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" "f28f0a0fb63294b30236202926f9b7133a02fa3a720ffe04d1a6b46de91a929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28f0a0fb63294b30236202926f9b7133a02fa3a720ffe04d1a6b46de91a929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28f0a0fb63294b30236202926f9b7133a02fa3a720ffe04d1a6b46de91a929a", kill_on_drop: false }`
[INFO] [stdout] f28f0a0fb63294b30236202926f9b7133a02fa3a720ffe04d1a6b46de91a929a
[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] 98a87057ce2174a9999d2a06ba62292a5a2abec0dc9119a4a19cf573faf4de8c
[INFO] running `Command { std: "docker" "start" "-a" "98a87057ce2174a9999d2a06ba62292a5a2abec0dc9119a4a19cf573faf4de8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling delegate v0.6.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting jelly-mem_access v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_fn_trait_bound)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `const_fn_trait_bound` has been stable since 1.61.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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 `jelly-mem_access`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name jelly_mem_access src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="libc"' --cfg 'feature="nix"' --cfg 'feature="std"' --cfg 'feature="thiserror"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=5b875a1232604996 -L dependency=/opt/rustwide/target/debug/deps --extern delegate=/opt/rustwide/target/debug/deps/libdelegate-043aaa1d2ebe969e.so --extern libc=/opt/rustwide/target/debug/deps/liblibc-8e4e2b8835c2ad75.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-69997ba9f92d37eb.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-6653450a3a31fc7a.rmeta --cap-lints=warn --crate-version 0.1.5` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "98a87057ce2174a9999d2a06ba62292a5a2abec0dc9119a4a19cf573faf4de8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a87057ce2174a9999d2a06ba62292a5a2abec0dc9119a4a19cf573faf4de8c", kill_on_drop: false }`
[INFO] [stdout] 98a87057ce2174a9999d2a06ba62292a5a2abec0dc9119a4a19cf573faf4de8c