[INFO] updating cached repository https://github.com/reujab/platinum
[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] f6c288e37dd11162b813e95f7376222e7930fa99
[INFO] documenting reujab/platinum against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freujab%2Fplatinum" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reujab/platinum 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/reujab/platinum
[INFO] finished tweaking git repo https://github.com/reujab/platinum
[INFO] tweaked toml for git repo https://github.com/reujab/platinum written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/reujab/platinum 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1ef98b869fe64a62bdafa667400756d2f42a71501204130fd23f5e40aee54c39
[INFO] running `Command { std: "docker" "start" "-a" "1ef98b869fe64a62bdafa667400756d2f42a71501204130fd23f5e40aee54c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ef98b869fe64a62bdafa667400756d2f42a71501204130fd23f5e40aee54c39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef98b869fe64a62bdafa667400756d2f42a71501204130fd23f5e40aee54c39", kill_on_drop: false }`
[INFO] [stdout] 1ef98b869fe64a62bdafa667400756d2f42a71501204130fd23f5e40aee54c39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ebaf8873c540d93c24244ecb99e46b67995235779f9ffb96b447a1acf42c35a7
[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" "ebaf8873c540d93c24244ecb99e46b67995235779f9ffb96b447a1acf42c35a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking json v0.11.13
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking notify v4.0.3
[INFO] [stderr]  Documenting platinum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "ebaf8873c540d93c24244ecb99e46b67995235779f9ffb96b447a1acf42c35a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebaf8873c540d93c24244ecb99e46b67995235779f9ffb96b447a1acf42c35a7", kill_on_drop: false }`
[INFO] [stdout] ebaf8873c540d93c24244ecb99e46b67995235779f9ffb96b447a1acf42c35a7