[INFO] cloning repository https://github.com/bausano/semantic-brain-model
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bausano/semantic-brain-model" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Fsemantic-brain-model", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Fsemantic-brain-model'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 043a3829add40f127cec11533f3125cd0a773eaf
[INFO] documenting bausano/semantic-brain-model against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbausano%2Fsemantic-brain-model" "/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/bausano/semantic-brain-model on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bausano/semantic-brain-model
[INFO] finished tweaking git repo https://github.com/bausano/semantic-brain-model
[INFO] tweaked toml for git repo https://github.com/bausano/semantic-brain-model written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bausano/semantic-brain-model already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syntex_fmt_macros v0.5.0
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded png v0.14.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.3
[INFO] [stderr]   Downloaded derive-error-chain v0.11.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.6
[INFO] [stderr]   Downloaded regex v1.1.6
[INFO] [stderr]   Downloaded dotenv v0.12.0
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded safe-transmute v0.10.1
[INFO] [stderr]   Downloaded image v0.21.0
[INFO] [stderr]   Downloaded num-derive v0.2.4
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded backtrace v0.3.15
[INFO] [stderr]   Downloaded tiff v0.2.2
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fe611ff3057bb8d694ed151adf56dc01994ff3a7274a063ca3f870fa3318b6a
[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" "3fe611ff3057bb8d694ed151adf56dc01994ff3a7274a063ca3f870fa3318b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fe611ff3057bb8d694ed151adf56dc01994ff3a7274a063ca3f870fa3318b6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe611ff3057bb8d694ed151adf56dc01994ff3a7274a063ca3f870fa3318b6a", kill_on_drop: false }`
[INFO] [stdout] 3fe611ff3057bb8d694ed151adf56dc01994ff3a7274a063ca3f870fa3318b6a
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a283a6a445ddbe983a219de119273464e4bd5b6594f2a34820506aa38e8efc73
[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" "a283a6a445ddbe983a219de119273464e4bd5b6594f2a34820506aa38e8efc73", kill_on_drop: false }`
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking backtrace-sys v0.1.28
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.15
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.21.0
[INFO] [stderr]    Compiling derive-error-chain v0.11.2
[INFO] [stderr]     Checking dotenv v0.12.0
[INFO] [stderr]  Documenting semantic-brain-model v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.13s
[INFO] running `Command { std: "docker" "inspect" "a283a6a445ddbe983a219de119273464e4bd5b6594f2a34820506aa38e8efc73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a283a6a445ddbe983a219de119273464e4bd5b6594f2a34820506aa38e8efc73", kill_on_drop: false }`
[INFO] [stdout] a283a6a445ddbe983a219de119273464e4bd5b6594f2a34820506aa38e8efc73