[INFO] cloning repository https://github.com/Romira915/procon2021_measurement
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Romira915/procon2021_measurement" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRomira915%2Fprocon2021_measurement", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRomira915%2Fprocon2021_measurement'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dedccb134774d418391e349ca5c16a371246edc
[INFO] documenting Romira915/procon2021_measurement 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%2FRomira915%2Fprocon2021_measurement" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Romira915/procon2021_measurement 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/Romira915/procon2021_measurement
[INFO] finished tweaking git repo https://github.com/Romira915/procon2021_measurement
[INFO] tweaked toml for git repo https://github.com/Romira915/procon2021_measurement written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/Romira915/procon2021_measurement 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]  Downloading crates ...
[INFO] [stderr]   Downloaded duct v0.13.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 9ff28f1a270dee5769b1d82d88cec4ac9e001dcd76adf9ec1052492a6242a832
[INFO] running `Command { std: "docker" "start" "-a" "9ff28f1a270dee5769b1d82d88cec4ac9e001dcd76adf9ec1052492a6242a832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ff28f1a270dee5769b1d82d88cec4ac9e001dcd76adf9ec1052492a6242a832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff28f1a270dee5769b1d82d88cec4ac9e001dcd76adf9ec1052492a6242a832", kill_on_drop: false }`
[INFO] [stdout] 9ff28f1a270dee5769b1d82d88cec4ac9e001dcd76adf9ec1052492a6242a832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 23859777a3ac93c4453d9d182ed51dd48288aec5586d82c27b30b5db51f7d20b
[INFO] running `Command { std: "docker" "start" "-a" "23859777a3ac93c4453d9d182ed51dd48288aec5586d82c27b30b5db51f7d20b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking shared_child v0.3.5
[INFO] [stderr]     Checking os_pipe v0.9.2
[INFO] [stderr]     Checking duct v0.13.5
[INFO] [stderr]  Documenting procon2021_measurement v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "23859777a3ac93c4453d9d182ed51dd48288aec5586d82c27b30b5db51f7d20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23859777a3ac93c4453d9d182ed51dd48288aec5586d82c27b30b5db51f7d20b", kill_on_drop: false }`
[INFO] [stdout] 23859777a3ac93c4453d9d182ed51dd48288aec5586d82c27b30b5db51f7d20b