[INFO] cloning repository https://github.com/gurjeet/zz-clone
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gurjeet/zz-clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgurjeet%2Fzz-clone", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgurjeet%2Fzz-clone'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b141f293edf4ae4875ead391b79c1dd103290675
[INFO] documenting gurjeet/zz-clone 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%2Fgurjeet%2Fzz-clone" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gurjeet/zz-clone 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/gurjeet/zz-clone
[INFO] finished tweaking git repo https://github.com/gurjeet/zz-clone
[INFO] tweaked toml for git repo https://github.com/gurjeet/zz-clone written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gurjeet/zz-clone 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cbda2b166c9e7fcb978c3aa5d4c29f28dda14123d8e44f8901cf1777b701c12f
[INFO] running `Command { std: "docker" "start" "-a" "cbda2b166c9e7fcb978c3aa5d4c29f28dda14123d8e44f8901cf1777b701c12f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbda2b166c9e7fcb978c3aa5d4c29f28dda14123d8e44f8901cf1777b701c12f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbda2b166c9e7fcb978c3aa5d4c29f28dda14123d8e44f8901cf1777b701c12f", kill_on_drop: false }`
[INFO] [stdout] cbda2b166c9e7fcb978c3aa5d4c29f28dda14123d8e44f8901cf1777b701c12f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 86a865b78760afd34f82cc87b036c3081bd10ccc359c230c8e078df002e9c397
[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" "86a865b78760afd34f82cc87b036c3081bd10ccc359c230c8e078df002e9c397", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling askama_escape v0.3.0
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking pbr v1.0.1
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking which v3.1.0
[INFO] [stderr]     Checking rsmt2-zz v0.11.1
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking askama_shared v0.9.1
[INFO] [stderr]    Compiling askama_derive v0.9.0
[INFO] [stderr]     Checking askama v0.9.0
[INFO] [stderr]  Documenting zz v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "86a865b78760afd34f82cc87b036c3081bd10ccc359c230c8e078df002e9c397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a865b78760afd34f82cc87b036c3081bd10ccc359c230c8e078df002e9c397", kill_on_drop: false }`
[INFO] [stdout] 86a865b78760afd34f82cc87b036c3081bd10ccc359c230c8e078df002e9c397