[INFO] cloning repository https://github.com/apolitical/farm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apolitical/farm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Ffarm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Ffarm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af589d2bd5b8215df5ad11f503684ff2c7b44c07
[INFO] documenting apolitical/farm against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapolitical%2Ffarm" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apolitical/farm 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/apolitical/farm
[INFO] finished tweaking git repo https://github.com/apolitical/farm
[INFO] tweaked toml for git repo https://github.com/apolitical/farm written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/apolitical/farm 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2aa47319fa21f88dfd99e7a59725bcbf4c42061f1c7f28a789a5e58796814fcf
[INFO] running `Command { std: "docker" "start" "-a" "2aa47319fa21f88dfd99e7a59725bcbf4c42061f1c7f28a789a5e58796814fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa47319fa21f88dfd99e7a59725bcbf4c42061f1c7f28a789a5e58796814fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa47319fa21f88dfd99e7a59725bcbf4c42061f1c7f28a789a5e58796814fcf", kill_on_drop: false }`
[INFO] [stdout] 2aa47319fa21f88dfd99e7a59725bcbf4c42061f1c7f28a789a5e58796814fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] ea93dde3cc1fe580530e58ad0ed644c79ceaf4ba85ecd1a8a644370961edc8a7
[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" "ea93dde3cc1fe580530e58ad0ed644c79ceaf4ba85ecd1a8a644370961edc8a7", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.0
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking atoi v0.2.3
[INFO] [stderr]     Checking checked v0.5.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]    Compiling syn v0.15.13
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking flate2 v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.0
[INFO] [stderr]     Checking serde_json v1.0.27
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking mysql_common v0.12.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking mysql v14.2.0
[INFO] [stderr]     Checking r2d2_mysql v9.0.0
[INFO] [stderr]  Documenting farm v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.77s
[INFO] running `Command { std: "docker" "inspect" "ea93dde3cc1fe580530e58ad0ed644c79ceaf4ba85ecd1a8a644370961edc8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea93dde3cc1fe580530e58ad0ed644c79ceaf4ba85ecd1a8a644370961edc8a7", kill_on_drop: false }`
[INFO] [stdout] ea93dde3cc1fe580530e58ad0ed644c79ceaf4ba85ecd1a8a644370961edc8a7