[INFO] cloning repository https://github.com/minikiller/study-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minikiller/study-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminikiller%2Fstudy-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminikiller%2Fstudy-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6dfcf2137f0dc8c7c2cd553f8253dfb30a6567a1
[INFO] documenting minikiller/study-project 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%2Fminikiller%2Fstudy-project" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/minikiller/study-project 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/minikiller/study-project
[INFO] finished tweaking git repo https://github.com/minikiller/study-project
[INFO] tweaked toml for git repo https://github.com/minikiller/study-project written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/minikiller/study-project 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 073b3eeb6b8f940fb0810edfcc355c142b83dccb2e2ababfb7bc72eb3ec5fdaa
[INFO] running `Command { std: "docker" "start" "-a" "073b3eeb6b8f940fb0810edfcc355c142b83dccb2e2ababfb7bc72eb3ec5fdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073b3eeb6b8f940fb0810edfcc355c142b83dccb2e2ababfb7bc72eb3ec5fdaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073b3eeb6b8f940fb0810edfcc355c142b83dccb2e2ababfb7bc72eb3ec5fdaa", kill_on_drop: false }`
[INFO] [stdout] 073b3eeb6b8f940fb0810edfcc355c142b83dccb2e2ababfb7bc72eb3ec5fdaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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] 4aa50c6b32af4ff904f5a8d29983da301bd8c6f8adeb95530053f017ed44e512
[INFO] running `Command { std: "docker" "start" "-a" "4aa50c6b32af4ff904f5a8d29983da301bd8c6f8adeb95530053f017ed44e512", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]  Documenting structer v0.1.0 (/opt/rustwide/workdir/structer)
[INFO] [stderr]  Documenting iter v0.1.0 (/opt/rustwide/workdir/iter)
[INFO] [stderr]  Documenting owner v0.1.0 (/opt/rustwide/workdir/owner)
[INFO] [stderr]  Documenting hello v0.1.0 (/opt/rustwide/workdir/hello)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting guess v0.1.0 (/opt/rustwide/workdir/guess)
[INFO] [stderr]  Documenting variant v0.1.0 (/opt/rustwide/workdir/variant)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.88s
[INFO] running `Command { std: "docker" "inspect" "4aa50c6b32af4ff904f5a8d29983da301bd8c6f8adeb95530053f017ed44e512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa50c6b32af4ff904f5a8d29983da301bd8c6f8adeb95530053f017ed44e512", kill_on_drop: false }`
[INFO] [stdout] 4aa50c6b32af4ff904f5a8d29983da301bd8c6f8adeb95530053f017ed44e512