[INFO] cloning repository https://github.com/liushuyu/ospp-2021-ch-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liushuyu/ospp-2021-ch-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliushuyu%2Fospp-2021-ch-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliushuyu%2Fospp-2021-ch-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b16cfadbb0c63692b7dfc981b108640b537f0e55
[INFO] documenting liushuyu/ospp-2021-ch-1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliushuyu%2Fospp-2021-ch-1" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liushuyu/ospp-2021-ch-1 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/liushuyu/ospp-2021-ch-1
[INFO] finished tweaking git repo https://github.com/liushuyu/ospp-2021-ch-1
[INFO] tweaked toml for git repo https://github.com/liushuyu/ospp-2021-ch-1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/liushuyu/ospp-2021-ch-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", 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] 2009999c38ef37c52d934b93ee990d2f93ec9d3febf1ce91d139cee6961676a4
[INFO] running `Command { std: "docker" "start" "-a" "2009999c38ef37c52d934b93ee990d2f93ec9d3febf1ce91d139cee6961676a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2009999c38ef37c52d934b93ee990d2f93ec9d3febf1ce91d139cee6961676a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2009999c38ef37c52d934b93ee990d2f93ec9d3febf1ce91d139cee6961676a4", kill_on_drop: false }`
[INFO] [stdout] 2009999c38ef37c52d934b93ee990d2f93ec9d3febf1ce91d139cee6961676a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] f0e47c4d30cb7d4056b2505f38abc7a39c7e68e600758890714c0284f28ced08
[INFO] running `Command { std: "docker" "start" "-a" "f0e47c4d30cb7d4056b2505f38abc7a39c7e68e600758890714c0284f28ced08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
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[INFO] [stderr]    Compiling build-env v0.3.0
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[INFO] [stderr]     Checking foreign-types-shared v0.3.0
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[INFO] [stderr]    Compiling memoffset v0.6.3
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[INFO] [stderr]    Compiling futures-macro v0.3.13
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[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]    Compiling zerocopy-derive v0.2.0
[INFO] [stderr]    Compiling foreign-types-macros v0.2.1
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[INFO] [stderr]     Checking foreign-types v0.5.0
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[INFO] [stderr]  Documenting simple-systemd-fetch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 16s
[INFO] running `Command { std: "docker" "inspect" "f0e47c4d30cb7d4056b2505f38abc7a39c7e68e600758890714c0284f28ced08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e47c4d30cb7d4056b2505f38abc7a39c7e68e600758890714c0284f28ced08", kill_on_drop: false }`
[INFO] [stdout] f0e47c4d30cb7d4056b2505f38abc7a39c7e68e600758890714c0284f28ced08