[INFO] cloning repository https://github.com/mehcode/xchip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mehcode/xchip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fxchip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fxchip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11e15a41e36a96a570146448741c14c4de6692e8
[INFO] documenting mehcode/xchip against master#c04832643d70479988a3ad9d92b63d9bc95e9c6d for pr-107291
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmehcode%2Fxchip" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mehcode/xchip on toolchain c04832643d70479988a3ad9d92b63d9bc95e9c6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c04832643d70479988a3ad9d92b63d9bc95e9c6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mehcode/xchip
[INFO] finished tweaking git repo https://github.com/mehcode/xchip
[INFO] tweaked toml for git repo https://github.com/mehcode/xchip written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mehcode/xchip already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c04832643d70479988a3ad9d92b63d9bc95e9c6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/mehcode/axal.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmake v0.1.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+c04832643d70479988a3ad9d92b63d9bc95e9c6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61db49cf92cbcdce7c72693e4cc8a538dc0bd2bf3e5108b8a6e5aa0659c1b4e1
[INFO] running `Command { std: "docker" "start" "-a" "61db49cf92cbcdce7c72693e4cc8a538dc0bd2bf3e5108b8a6e5aa0659c1b4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61db49cf92cbcdce7c72693e4cc8a538dc0bd2bf3e5108b8a6e5aa0659c1b4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61db49cf92cbcdce7c72693e4cc8a538dc0bd2bf3e5108b8a6e5aa0659c1b4e1", kill_on_drop: false }`
[INFO] [stdout] 61db49cf92cbcdce7c72693e4cc8a538dc0bd2bf3e5108b8a6e5aa0659c1b4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+c04832643d70479988a3ad9d92b63d9bc95e9c6d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38c90a1129bf3d97f86af6f629ba1e29f545b417ca4b5bc24c783a2beb06544f
[INFO] running `Command { std: "docker" "start" "-a" "38c90a1129bf3d97f86af6f629ba1e29f545b417ca4b5bc24c783a2beb06544f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]     Checking libc v0.2.19
[INFO] [stderr]    Compiling cmake v0.1.20
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]    Compiling axal v0.1.0 (https://github.com/mehcode/axal.git#d213c9f7)
[INFO] [stderr]  Documenting xchip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `needless_range_loop`
[INFO] [stdout]   --> src/mmu.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     #[allow(needless_range_loop, unknown_lints)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[INFO] running `Command { std: "docker" "inspect" "38c90a1129bf3d97f86af6f629ba1e29f545b417ca4b5bc24c783a2beb06544f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c90a1129bf3d97f86af6f629ba1e29f545b417ca4b5bc24c783a2beb06544f", kill_on_drop: false }`
[INFO] [stdout] 38c90a1129bf3d97f86af6f629ba1e29f545b417ca4b5bc24c783a2beb06544f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+c04832643d70479988a3ad9d92b63d9bc95e9c6d" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9b9420d130da665f1ec00072b85a763359dd0f68f619be06e2c21da6ca0e4af
[INFO] running `Command { std: "docker" "start" "-a" "e9b9420d130da665f1ec00072b85a763359dd0f68f619be06e2c21da6ca0e4af", kill_on_drop: false }`
[INFO] [stderr]  Documenting xchip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `needless_range_loop`
[INFO] [stdout]   --> src/mmu.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     #[allow(needless_range_loop, unknown_lints)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "e9b9420d130da665f1ec00072b85a763359dd0f68f619be06e2c21da6ca0e4af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9b9420d130da665f1ec00072b85a763359dd0f68f619be06e2c21da6ca0e4af", kill_on_drop: false }`
[INFO] [stdout] e9b9420d130da665f1ec00072b85a763359dd0f68f619be06e2c21da6ca0e4af