[INFO] cloning repository https://github.com/KeyboardFire/kfp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeyboardFire/kfp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeyboardFire%2Fkfp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeyboardFire%2Fkfp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f5b05879bae23e6755a5a136ea1b67d3613fbcd
[INFO] documenting KeyboardFire/kfp 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%2FKeyboardFire%2Fkfp" "/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/KeyboardFire/kfp 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/KeyboardFire/kfp
[INFO] finished tweaking git repo https://github.com/KeyboardFire/kfp
[INFO] tweaked toml for git repo https://github.com/KeyboardFire/kfp written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/KeyboardFire/kfp 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.27
[INFO] [stderr]   Downloaded hoedown v6.0.0
[INFO] [stderr]   Downloaded gcc v0.3.24
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded libc v0.2.7
[INFO] [stderr]   Downloaded num v0.1.31
[INFO] [stderr]   Downloaded winapi v0.2.5
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5510f4edce77638d9829057e5bc06d050c2b2cee01db356b0e75388c2625bb0d
[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" "5510f4edce77638d9829057e5bc06d050c2b2cee01db356b0e75388c2625bb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5510f4edce77638d9829057e5bc06d050c2b2cee01db356b0e75388c2625bb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5510f4edce77638d9829057e5bc06d050c2b2cee01db356b0e75388c2625bb0d", kill_on_drop: false }`
[INFO] [stdout] 5510f4edce77638d9829057e5bc06d050c2b2cee01db356b0e75388c2625bb0d
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1a3c5b069968e916ec346d31ef205f6b941021597ef95d28b88b383aec6e2ec
[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" "d1a3c5b069968e916ec346d31ef205f6b941021597ef95d28b88b383aec6e2ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.24
[INFO] [stderr]     Checking libc v0.2.7
[INFO] [stderr]     Checking num v0.1.31
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling hoedown v6.0.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]  Documenting kfp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "d1a3c5b069968e916ec346d31ef205f6b941021597ef95d28b88b383aec6e2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a3c5b069968e916ec346d31ef205f6b941021597ef95d28b88b383aec6e2ec", kill_on_drop: false }`
[INFO] [stdout] d1a3c5b069968e916ec346d31ef205f6b941021597ef95d28b88b383aec6e2ec