[INFO] cloning repository https://github.com/pickfire/babelfish
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pickfire/babelfish" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fbabelfish", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fbabelfish'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 762a68af34cced3fedda608775fa98833abfcd92
[INFO] documenting pickfire/babelfish against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpickfire%2Fbabelfish" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pickfire/babelfish on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pickfire/babelfish
[INFO] finished tweaking git repo https://github.com/pickfire/babelfish
[INFO] tweaked toml for git repo https://github.com/pickfire/babelfish written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/pickfire/babelfish already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1cd0a64a08c965ca84a5c4a4e75e435abe197761b07657f081912420059c93d
[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" "c1cd0a64a08c965ca84a5c4a4e75e435abe197761b07657f081912420059c93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1cd0a64a08c965ca84a5c4a4e75e435abe197761b07657f081912420059c93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1cd0a64a08c965ca84a5c4a4e75e435abe197761b07657f081912420059c93d", kill_on_drop: false }`
[INFO] [stdout] c1cd0a64a08c965ca84a5c4a4e75e435abe197761b07657f081912420059c93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d26be36cc5683e9985fc651029c503fed39ead1b1d06093457782ae73bcb393f
[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" "d26be36cc5683e9985fc651029c503fed39ead1b1d06093457782ae73bcb393f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking serde-transcode v1.1.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]  Documenting babelfish v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.55s
[INFO] running `Command { std: "docker" "inspect" "d26be36cc5683e9985fc651029c503fed39ead1b1d06093457782ae73bcb393f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26be36cc5683e9985fc651029c503fed39ead1b1d06093457782ae73bcb393f", kill_on_drop: false }`
[INFO] [stdout] d26be36cc5683e9985fc651029c503fed39ead1b1d06093457782ae73bcb393f