[INFO] cloning repository https://github.com/MistLinux/Mina
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MistLinux/Mina" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMistLinux%2FMina", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMistLinux%2FMina'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84db5d2abe302043df19eef44aa88e0e5a1e808b
[INFO] documenting MistLinux/Mina 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%2FMistLinux%2FMina" "/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/MistLinux/Mina 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/MistLinux/Mina
[INFO] finished tweaking git repo https://github.com/MistLinux/Mina
[INFO] tweaked toml for git repo https://github.com/MistLinux/Mina written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/MistLinux/Mina 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 pkg-config v0.3.13
[INFO] [stderr]   Downloaded quote v0.6.5
[INFO] [stderr]   Downloaded serde_derive v1.0.71
[INFO] [stderr]   Downloaded syn v0.14.7
[INFO] [stderr]   Downloaded libz-sys v1.0.20
[INFO] [stderr]   Downloaded curl-sys v0.4.8
[INFO] [stderr]   Downloaded serde v1.0.71
[INFO] [stderr]   Downloaded curl v0.4.14
[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" "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] 0f9dd65e30c48e8cfb45d3d0287aff73a2cbe23cd60abb5f1d83dd118e153e31
[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" "0f9dd65e30c48e8cfb45d3d0287aff73a2cbe23cd60abb5f1d83dd118e153e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f9dd65e30c48e8cfb45d3d0287aff73a2cbe23cd60abb5f1d83dd118e153e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9dd65e30c48e8cfb45d3d0287aff73a2cbe23cd60abb5f1d83dd118e153e31", kill_on_drop: false }`
[INFO] [stdout] 0f9dd65e30c48e8cfb45d3d0287aff73a2cbe23cd60abb5f1d83dd118e153e31
[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" "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] 724dadef3eeb6afd14caf1a3f372e89303650a7406495d1384b461bbb8078689
[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" "724dadef3eeb6afd14caf1a3f372e89303650a7406495d1384b461bbb8078689", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.13
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]    Compiling quote v0.6.5
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]    Compiling libz-sys v1.0.20
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling curl-sys v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking curl v0.4.14
[INFO] [stderr]  Documenting mina v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "724dadef3eeb6afd14caf1a3f372e89303650a7406495d1384b461bbb8078689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724dadef3eeb6afd14caf1a3f372e89303650a7406495d1384b461bbb8078689", kill_on_drop: false }`
[INFO] [stdout] 724dadef3eeb6afd14caf1a3f372e89303650a7406495d1384b461bbb8078689