[INFO] cloning repository https://github.com/wyhhh/leetcode-mt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wyhhh/leetcode-mt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhhh%2Fleetcode-mt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhhh%2Fleetcode-mt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cdd7a1019a11f1c4446ac8e8ccc13f2625bdd7a
[INFO] documenting wyhhh/leetcode-mt-rs against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwyhhh%2Fleetcode-mt-rs" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wyhhh/leetcode-mt-rs on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wyhhh/leetcode-mt-rs
[INFO] finished tweaking git repo https://github.com/wyhhh/leetcode-mt-rs
[INFO] tweaked toml for git repo https://github.com/wyhhh/leetcode-mt-rs written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/wyhhh/leetcode-mt-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/wyhhh/conc.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.3
[INFO] [stderr]   Downloaded std-semaphore v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7060211c395d2f52ebc087e8bddb0293c65c5eac163bde7319df0eec51a11f6
[INFO] running `Command { std: "docker" "start" "-a" "c7060211c395d2f52ebc087e8bddb0293c65c5eac163bde7319df0eec51a11f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7060211c395d2f52ebc087e8bddb0293c65c5eac163bde7319df0eec51a11f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7060211c395d2f52ebc087e8bddb0293c65c5eac163bde7319df0eec51a11f6", kill_on_drop: false }`
[INFO] [stdout] c7060211c395d2f52ebc087e8bddb0293c65c5eac163bde7319df0eec51a11f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec4d2aefa0bb7b569479ef03a0996a6839c69b8cd188093000492559ebbefff
[INFO] running `Command { std: "docker" "start" "-a" "bec4d2aefa0bb7b569479ef03a0996a6839c69b8cd188093000492559ebbefff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking std-semaphore v0.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.3
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking parking_lot_core v0.9.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking conc v0.1.0 (https://github.com/wyhhh/conc.git#70fa66c9)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking leetcode-mt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting leetcode-mt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.62s
[INFO] running `Command { std: "docker" "inspect" "bec4d2aefa0bb7b569479ef03a0996a6839c69b8cd188093000492559ebbefff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec4d2aefa0bb7b569479ef03a0996a6839c69b8cd188093000492559ebbefff", kill_on_drop: false }`
[INFO] [stdout] bec4d2aefa0bb7b569479ef03a0996a6839c69b8cd188093000492559ebbefff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 32e3c09025630a945f285e046bf035afa5899d1b43bf790065e02634880ce7fc
[INFO] running `Command { std: "docker" "start" "-a" "32e3c09025630a945f285e046bf035afa5899d1b43bf790065e02634880ce7fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking std-semaphore v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.3
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking conc v0.1.0 (https://github.com/wyhhh/conc.git#70fa66c9)
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]  Documenting leetcode-mt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "32e3c09025630a945f285e046bf035afa5899d1b43bf790065e02634880ce7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e3c09025630a945f285e046bf035afa5899d1b43bf790065e02634880ce7fc", kill_on_drop: false }`
[INFO] [stdout] 32e3c09025630a945f285e046bf035afa5899d1b43bf790065e02634880ce7fc