[INFO] cloning repository https://github.com/erikjohnston/matrix-introspection
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erikjohnston/matrix-introspection" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fmatrix-introspection", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fmatrix-introspection'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb1369509bd34b4a7def5ca43738f20927b71b5e
[INFO] documenting erikjohnston/matrix-introspection against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferikjohnston%2Fmatrix-introspection" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erikjohnston/matrix-introspection on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erikjohnston/matrix-introspection
[INFO] finished tweaking git repo https://github.com/erikjohnston/matrix-introspection
[INFO] tweaked toml for git repo https://github.com/erikjohnston/matrix-introspection written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/erikjohnston/matrix-introspection already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/erikjohnston/rust-hyper-router`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linked-hash-map v0.2.1
[INFO] [stderr]   Downloaded postgres-shared v0.2.0
[INFO] [stderr]   Downloaded bitflags v0.8.0
[INFO] [stderr]   Downloaded clap v2.21.1
[INFO] [stderr]   Downloaded postgres-protocol v0.2.1
[INFO] [stderr]   Downloaded postgres v0.14.0
[INFO] [stderr]   Downloaded lru-cache v0.1.0
[INFO] [stderr]   Downloaded md5 v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.61.0" "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] 25cc2841a5c1c7d70b667a62f693a6bb8340e6aa0ae85e1fbe1cdf6e3738d1d2
[INFO] running `Command { std: "docker" "start" "-a" "25cc2841a5c1c7d70b667a62f693a6bb8340e6aa0ae85e1fbe1cdf6e3738d1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25cc2841a5c1c7d70b667a62f693a6bb8340e6aa0ae85e1fbe1cdf6e3738d1d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25cc2841a5c1c7d70b667a62f693a6bb8340e6aa0ae85e1fbe1cdf6e3738d1d2", kill_on_drop: false }`
[INFO] [stdout] 25cc2841a5c1c7d70b667a62f693a6bb8340e6aa0ae85e1fbe1cdf6e3738d1d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.61.0" "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] 7f13de6224c293a6a1d76fe9ad922ecfc4ae5d2adc6a07a890e48b2ce6c7fe67
[INFO] running `Command { std: "docker" "start" "-a" "7f13de6224c293a6a1d76fe9ad922ecfc4ae5d2adc6a07a890e48b2ce6c7fe67", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking siphasher v0.2.1
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking md5 v0.3.3
[INFO] [stderr]     Checking fallible-iterator v0.1.3
[INFO] [stderr]     Checking httparse v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.2.1
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking serde v0.9.11
[INFO] [stderr]     Checking bitflags v0.8.0
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking num_cpus v1.3.0
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.3
[INFO] [stderr]     Checking lru-cache v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling hyper v0.10.5
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]     Checking mime v0.2.3
[INFO] [stderr]     Checking postgres-protocol v0.2.1
[INFO] [stderr]     Checking clap v2.21.1
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking postgres-shared v0.2.0
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stderr]     Checking rusqlite v0.14.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking postgres v0.14.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]     Checking hyper-router v0.1.0 (https://github.com/erikjohnston/rust-hyper-router#dc1f32b2)
[INFO] [stderr]  Documenting matrix_introspection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.70s
[INFO] running `Command { std: "docker" "inspect" "7f13de6224c293a6a1d76fe9ad922ecfc4ae5d2adc6a07a890e48b2ce6c7fe67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f13de6224c293a6a1d76fe9ad922ecfc4ae5d2adc6a07a890e48b2ce6c7fe67", kill_on_drop: false }`
[INFO] [stdout] 7f13de6224c293a6a1d76fe9ad922ecfc4ae5d2adc6a07a890e48b2ce6c7fe67