[INFO] cloning repository https://github.com/brooksmckinley/nh2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brooksmckinley/nh2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrooksmckinley%2Fnh2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrooksmckinley%2Fnh2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0c487aeb048adaaea6ac590b4f29fcb8b940227
[INFO] documenting brooksmckinley/nh2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrooksmckinley%2Fnh2" "/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/brooksmckinley/nh2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brooksmckinley/nh2
[INFO] finished tweaking git repo https://github.com/brooksmckinley/nh2
[INFO] tweaked toml for git repo https://github.com/brooksmckinley/nh2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/brooksmckinley/nh2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f870c81a9fd50585087bc93fce16e510840d97de4043e3e1bd2d3a2029adf86
[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" "2f870c81a9fd50585087bc93fce16e510840d97de4043e3e1bd2d3a2029adf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f870c81a9fd50585087bc93fce16e510840d97de4043e3e1bd2d3a2029adf86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f870c81a9fd50585087bc93fce16e510840d97de4043e3e1bd2d3a2029adf86", kill_on_drop: false }`
[INFO] [stdout] 2f870c81a9fd50585087bc93fce16e510840d97de4043e3e1bd2d3a2029adf86
[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" "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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93917b4d8af648bc39d31dc55a80b9e8039b9ddf550a6fda2b69c38e69dbf043
[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" "93917b4d8af648bc39d31dc55a80b9e8039b9ddf550a6fda2b69c38e69dbf043", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking array-macro v1.0.4
[INFO] [stderr]     Checking unicode-segmentation v1.5.0
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking signal-hook v0.1.11
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rusqlite v0.15.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]     Checking enum-map v0.6.1
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking cursive v0.13.0
[INFO] [stderr]  Documenting nh2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.17s
[INFO] running `Command { std: "docker" "inspect" "93917b4d8af648bc39d31dc55a80b9e8039b9ddf550a6fda2b69c38e69dbf043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93917b4d8af648bc39d31dc55a80b9e8039b9ddf550a6fda2b69c38e69dbf043", kill_on_drop: false }`
[INFO] [stdout] 93917b4d8af648bc39d31dc55a80b9e8039b9ddf550a6fda2b69c38e69dbf043