[INFO] cloning repository https://github.com/stuarthicks/otp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stuarthicks/otp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuarthicks%2Fotp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstuarthicks%2Fotp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 505a71928b083f1f8d9adf824475aa1cf09c52f1
[INFO] documenting stuarthicks/otp 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%2Fstuarthicks%2Fotp" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stuarthicks/otp 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/stuarthicks/otp
[INFO] finished tweaking git repo https://github.com/stuarthicks/otp
[INFO] tweaked toml for git repo https://github.com/stuarthicks/otp written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/stuarthicks/otp 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] cbb190265004636a0943e24fe58ded1f39012d0f2c457e63acaab9bba68c465c
[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" "cbb190265004636a0943e24fe58ded1f39012d0f2c457e63acaab9bba68c465c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb190265004636a0943e24fe58ded1f39012d0f2c457e63acaab9bba68c465c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb190265004636a0943e24fe58ded1f39012d0f2c457e63acaab9bba68c465c", kill_on_drop: false }`
[INFO] [stdout] cbb190265004636a0943e24fe58ded1f39012d0f2c457e63acaab9bba68c465c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 67bceb0d61fbeff4337d9ab6d43b01ccb5e428f94dee89e8bc05462df8417c2d
[INFO] running `Command { std: "docker" "start" "-a" "67bceb0d61fbeff4337d9ab6d43b01ccb5e428f94dee89e8bc05462df8417c2d", kill_on_drop: false }`
[INFO] [stderr]     Checking byte-tools v0.1.3
[INFO] [stderr]     Checking rustc-hex v1.0.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking generic-array v0.7.3
[INFO] [stderr]     Checking digest v0.5.2
[INFO] [stderr]     Checking crypto-mac v0.3.0
[INFO] [stderr]     Checking digest-buffer v0.3.1
[INFO] [stderr]     Checking hmac v0.1.1
[INFO] [stderr]     Checking sha2 v0.5.3
[INFO] [stderr]     Checking sha-1 v0.3.4
[INFO] [stderr]     Checking oath v0.10.2
[INFO] [stderr]  Documenting otp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `SECRET` not defined
[INFO] [stdout]  --> src/main.rs:6:31
[INFO] [stdout]   |
[INFO] [stdout] 6 | static SECRET: &'static str = env!("SECRET");
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the macro `env` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] [stderr] error: could not document `otp`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name otp 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=1d45883012394435 -L dependency=/opt/rustwide/target/debug/deps --extern base32=/opt/rustwide/target/debug/deps/libbase32-4aa090ff93e7b80f.rmeta --extern oath=/opt/rustwide/target/debug/deps/liboath-76c825923c38a854.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "67bceb0d61fbeff4337d9ab6d43b01ccb5e428f94dee89e8bc05462df8417c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bceb0d61fbeff4337d9ab6d43b01ccb5e428f94dee89e8bc05462df8417c2d", kill_on_drop: false }`
[INFO] [stdout] 67bceb0d61fbeff4337d9ab6d43b01ccb5e428f94dee89e8bc05462df8417c2d