[INFO] cloning repository https://github.com/mathieu-anderson/rust_fns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathieu-anderson/rust_fns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-anderson%2Frust_fns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-anderson%2Frust_fns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49a20fd20d86e1572989e62d8ecb5a63cd2daaa6
[INFO] documenting mathieu-anderson/rust_fns 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%2Fmathieu-anderson%2Frust_fns" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathieu-anderson/rust_fns 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/mathieu-anderson/rust_fns
[INFO] finished tweaking git repo https://github.com/mathieu-anderson/rust_fns
[INFO] tweaked toml for git repo https://github.com/mathieu-anderson/rust_fns written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mathieu-anderson/rust_fns 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] cb626d62d43961ed3c74b21ee61066a36c0cbe9c25fa0d5a109ba097f186b358
[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" "cb626d62d43961ed3c74b21ee61066a36c0cbe9c25fa0d5a109ba097f186b358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb626d62d43961ed3c74b21ee61066a36c0cbe9c25fa0d5a109ba097f186b358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb626d62d43961ed3c74b21ee61066a36c0cbe9c25fa0d5a109ba097f186b358", kill_on_drop: false }`
[INFO] [stdout] cb626d62d43961ed3c74b21ee61066a36c0cbe9c25fa0d5a109ba097f186b358
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ff394a2fc0b4bece35996e968240a639a48c47ac1ff409e14ec2236fbe85f053
[INFO] running `Command { std: "docker" "start" "-a" "ff394a2fc0b4bece35996e968240a639a48c47ac1ff409e14ec2236fbe85f053", kill_on_drop: false }`
[INFO] [stderr]  Documenting rust_fns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "ff394a2fc0b4bece35996e968240a639a48c47ac1ff409e14ec2236fbe85f053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff394a2fc0b4bece35996e968240a639a48c47ac1ff409e14ec2236fbe85f053", kill_on_drop: false }`
[INFO] [stdout] ff394a2fc0b4bece35996e968240a639a48c47ac1ff409e14ec2236fbe85f053