[INFO] cloning repository https://github.com/Worldotank1287/checked_wipe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Worldotank1287/checked_wipe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWorldotank1287%2Fchecked_wipe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWorldotank1287%2Fchecked_wipe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3e43cec874237995403086efabb24678f3b8189
[INFO] documenting Worldotank1287/checked_wipe 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%2FWorldotank1287%2Fchecked_wipe" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Worldotank1287/checked_wipe 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/Worldotank1287/checked_wipe
[INFO] finished tweaking git repo https://github.com/Worldotank1287/checked_wipe
[INFO] tweaked toml for git repo https://github.com/Worldotank1287/checked_wipe written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Worldotank1287/checked_wipe 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e55e060d107fbebb69865d22d4e6162f7538da39ad585ae4c78e615211a54285
[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" "e55e060d107fbebb69865d22d4e6162f7538da39ad585ae4c78e615211a54285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e55e060d107fbebb69865d22d4e6162f7538da39ad585ae4c78e615211a54285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55e060d107fbebb69865d22d4e6162f7538da39ad585ae4c78e615211a54285", kill_on_drop: false }`
[INFO] [stdout] e55e060d107fbebb69865d22d4e6162f7538da39ad585ae4c78e615211a54285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4f97287aadd2f5b02e9297307c4621fbbb82c87c8b84b9ce4b684dc83ec2a992
[INFO] running `Command { std: "docker" "start" "-a" "4f97287aadd2f5b02e9297307c4621fbbb82c87c8b84b9ce4b684dc83ec2a992", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking scan_fmt v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking nix v0.21.0
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]  Documenting checked_wipe v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(pattern)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[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: could not document `checked_wipe`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name checked_wipe src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=e797c90a10f793a4 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-5f7f19d6961b15b4.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-bf71418ba1f8bb7c.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-a6949c2bbd56974c.rmeta --extern indicatif=/opt/rustwide/target/debug/deps/libindicatif-05e49b0cf93f1cc9.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-1c39df56d833fa6f.rmeta --extern scan_fmt=/opt/rustwide/target/debug/deps/libscan_fmt-71081674567bf6d4.rmeta --cap-lints=warn --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "4f97287aadd2f5b02e9297307c4621fbbb82c87c8b84b9ce4b684dc83ec2a992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f97287aadd2f5b02e9297307c4621fbbb82c87c8b84b9ce4b684dc83ec2a992", kill_on_drop: false }`
[INFO] [stdout] 4f97287aadd2f5b02e9297307c4621fbbb82c87c8b84b9ce4b684dc83ec2a992