[INFO] updating cached repository https://github.com/skade/hyper-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62f6a34818be2a7a35e8506509024396f260cc22
[INFO] documenting skade/hyper-server against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskade%2Fhyper-server" "/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/skade/hyper-server on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skade/hyper-server
[INFO] finished tweaking git repo https://github.com/skade/hyper-server
[INFO] tweaked toml for git repo https://github.com/skade/hyper-server written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/skade/hyper-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3efc8aa19dbf2c96a2d82808dc19e71f3ca488e822da61b5b82b1989b4e2fd4e
[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" "3efc8aa19dbf2c96a2d82808dc19e71f3ca488e822da61b5b82b1989b4e2fd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3efc8aa19dbf2c96a2d82808dc19e71f3ca488e822da61b5b82b1989b4e2fd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efc8aa19dbf2c96a2d82808dc19e71f3ca488e822da61b5b82b1989b4e2fd4e", kill_on_drop: false }`
[INFO] [stdout] 3efc8aa19dbf2c96a2d82808dc19e71f3ca488e822da61b5b82b1989b4e2fd4e
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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] bfb35f4c4dcfe35aa151bb1633592a85d175959f267852ceb7b88f821d6c273a
[INFO] running `Command { std: "docker" "start" "-a" "bfb35f4c4dcfe35aa151bb1633592a85d175959f267852ceb7b88f821d6c273a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking termcolor v0.3.4
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]     Checking pretty_env_logger v0.2.2
[INFO] [stderr]     Checking hyper v0.11.18
[INFO] [stderr]  Documenting hyper-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.64s
[INFO] running `Command { std: "docker" "inspect" "bfb35f4c4dcfe35aa151bb1633592a85d175959f267852ceb7b88f821d6c273a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb35f4c4dcfe35aa151bb1633592a85d175959f267852ceb7b88f821d6c273a", kill_on_drop: false }`
[INFO] [stdout] bfb35f4c4dcfe35aa151bb1633592a85d175959f267852ceb7b88f821d6c273a