[INFO] cloning repository https://github.com/ShinNakamura/localhoster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShinNakamura/localhoster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShinNakamura%2Flocalhoster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShinNakamura%2Flocalhoster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0a964df107b9e440be6103ac3f6cd0c8116b0a53
[INFO] documenting ShinNakamura/localhoster 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%2FShinNakamura%2Flocalhoster" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ShinNakamura/localhoster 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/ShinNakamura/localhoster
[INFO] finished tweaking git repo https://github.com/ShinNakamura/localhoster
[INFO] tweaked toml for git repo https://github.com/ShinNakamura/localhoster written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ShinNakamura/localhoster 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 byteorder v1.2.7
[INFO] [stderr]   Downloaded hyper v0.10.15
[INFO] [stderr]   Downloaded route-recognizer v0.1.12
[INFO] [stderr]   Downloaded bodyparser v0.8.0
[INFO] [stderr]   Downloaded iron v0.6.0
[INFO] [stderr]   Downloaded urlencoded v0.6.0
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded itoa v0.4.3
[INFO] [stderr]   Downloaded phf_generator v0.7.23
[INFO] [stderr]   Downloaded persistent v0.4.0
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded ryu v0.2.7
[INFO] [stderr]   Downloaded httparse v1.3.3
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded phf v0.7.23
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded phf_shared v0.7.23
[INFO] [stderr]   Downloaded phf_codegen v0.7.23
[INFO] [stderr]   Downloaded mime_guess v1.8.6
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded router v0.6.0
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded safemem v0.3.0
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 36208d105d5875e01361180c2783e08813f0a1717e17c00cd8715a47ba582e72
[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" "36208d105d5875e01361180c2783e08813f0a1717e17c00cd8715a47ba582e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36208d105d5875e01361180c2783e08813f0a1717e17c00cd8715a47ba582e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36208d105d5875e01361180c2783e08813f0a1717e17c00cd8715a47ba582e72", kill_on_drop: false }`
[INFO] [stdout] 36208d105d5875e01361180c2783e08813f0a1717e17c00cd8715a47ba582e72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74776835a1213a86ff8484bc71717a65dee4b797b6c730e63488a8564c1405e4
[INFO] running `Command { std: "docker" "start" "-a" "74776835a1213a86ff8484bc71717a65dee4b797b6c730e63488a8564c1405e4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking remove_dir_all v0.5.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling phf_shared v0.7.23
[INFO] [stderr]     Checking buf_redux v0.6.3
[INFO] [stderr]     Checking phf v0.7.23
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime_guess v1.8.6
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking multipart v0.13.6
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking iron v0.6.0
[INFO] [stderr]     Checking persistent v0.4.0
[INFO] [stderr]     Checking router v0.6.0
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking bodyparser v0.8.0
[INFO] [stderr]     Checking urlencoded v0.6.0
[INFO] [stderr]     Checking params v0.8.0
[INFO] [stderr]  Documenting localhoster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.15s
[INFO] running `Command { std: "docker" "inspect" "74776835a1213a86ff8484bc71717a65dee4b797b6c730e63488a8564c1405e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74776835a1213a86ff8484bc71717a65dee4b797b6c730e63488a8564c1405e4", kill_on_drop: false }`
[INFO] [stdout] 74776835a1213a86ff8484bc71717a65dee4b797b6c730e63488a8564c1405e4