[INFO] cloning repository https://github.com/xpe/try_promptly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xpe/try_promptly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpe%2Ftry_promptly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpe%2Ftry_promptly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bad8ba2e2f576e5e93e0ada2541005bc1ca27f64
[INFO] documenting xpe/try_promptly against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxpe%2Ftry_promptly" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xpe/try_promptly on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xpe/try_promptly
[INFO] finished tweaking git repo https://github.com/xpe/try_promptly
[INFO] tweaked toml for git repo https://github.com/xpe/try_promptly written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/xpe/try_promptly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e6398518351cdc98ea73e24d6612f6075abf38e0988cb82ba277a21ca345cd2d
[INFO] running `Command { std: "docker" "start" "-a" "e6398518351cdc98ea73e24d6612f6075abf38e0988cb82ba277a21ca345cd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6398518351cdc98ea73e24d6612f6075abf38e0988cb82ba277a21ca345cd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6398518351cdc98ea73e24d6612f6075abf38e0988cb82ba277a21ca345cd2d", kill_on_drop: false }`
[INFO] [stdout] e6398518351cdc98ea73e24d6612f6075abf38e0988cb82ba277a21ca345cd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 720d8fddcc7b9b1fa7560b5fe0f3304b2360b38b6987f3c37b4630805645d509
[INFO] running `Command { std: "docker" "start" "-a" "720d8fddcc7b9b1fa7560b5fe0f3304b2360b38b6987f3c37b4630805645d509", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking promptly v0.3.0
[INFO] [stderr]  Documenting try_promptly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.10s
[INFO] running `Command { std: "docker" "inspect" "720d8fddcc7b9b1fa7560b5fe0f3304b2360b38b6987f3c37b4630805645d509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720d8fddcc7b9b1fa7560b5fe0f3304b2360b38b6987f3c37b4630805645d509", kill_on_drop: false }`
[INFO] [stdout] 720d8fddcc7b9b1fa7560b5fe0f3304b2360b38b6987f3c37b4630805645d509