[INFO] cloning repository https://github.com/hsfzxjy/i2a-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hsfzxjy/i2a-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsfzxjy%2Fi2a-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhsfzxjy%2Fi2a-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d4bdb0be671269717fb7a9c20ebc67075bd723f
[INFO] documenting hsfzxjy/i2a-rs 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%2Fhsfzxjy%2Fi2a-rs" "/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/hsfzxjy/i2a-rs 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/hsfzxjy/i2a-rs
[INFO] finished tweaking git repo https://github.com/hsfzxjy/i2a-rs
[INFO] tweaked toml for git repo https://github.com/hsfzxjy/i2a-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hsfzxjy/i2a-rs 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] [stdout] e64e8625641dca5424f95a7c96c9b24377b0337a2421805c2b0aa71ab06d3d34
[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" "e64e8625641dca5424f95a7c96c9b24377b0337a2421805c2b0aa71ab06d3d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e64e8625641dca5424f95a7c96c9b24377b0337a2421805c2b0aa71ab06d3d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64e8625641dca5424f95a7c96c9b24377b0337a2421805c2b0aa71ab06d3d34", kill_on_drop: false }`
[INFO] [stdout] e64e8625641dca5424f95a7c96c9b24377b0337a2421805c2b0aa71ab06d3d34
[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] ea776a5648ad78fd0a5e9551bdd17f7ef4f288bdb50268a7dc2ca648a2346e7a
[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" "ea776a5648ad78fd0a5e9551bdd17f7ef4f288bdb50268a7dc2ca648a2346e7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking json v0.11.14
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking crossterm_utils v0.2.3
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking crossterm_cursor v0.2.3
[INFO] [stderr]     Checking crossterm_screen v0.2.3
[INFO] [stderr]     Checking crossterm_style v0.3.3
[INFO] [stderr]     Checking crossterm_terminal v0.2.4
[INFO] [stderr]     Checking crossterm_input v0.3.5
[INFO] [stderr]     Checking crossterm v0.9.5
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]  Documenting i2a-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.13s
[INFO] running `Command { std: "docker" "inspect" "ea776a5648ad78fd0a5e9551bdd17f7ef4f288bdb50268a7dc2ca648a2346e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea776a5648ad78fd0a5e9551bdd17f7ef4f288bdb50268a7dc2ca648a2346e7a", kill_on_drop: false }`
[INFO] [stdout] ea776a5648ad78fd0a5e9551bdd17f7ef4f288bdb50268a7dc2ca648a2346e7a