[INFO] cloning repository https://github.com/imDema/entrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/imDema/entrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fentrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fentrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7fc37bedb10cfe5b249ae3af848f4db6787b5b9a
[INFO] documenting imDema/entrs against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FimDema%2Fentrs" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/imDema/entrs on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/imDema/entrs
[INFO] finished tweaking git repo https://github.com/imDema/entrs
[INFO] tweaked toml for git repo https://github.com/imDema/entrs written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate git repo https://github.com/imDema/entrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2fbd826ca2a70284f0161d5f94a4362a1aac4bd685a32616bf1a0f87f4a371c
[INFO] running `Command { std: "docker" "start" "-a" "a2fbd826ca2a70284f0161d5f94a4362a1aac4bd685a32616bf1a0f87f4a371c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2fbd826ca2a70284f0161d5f94a4362a1aac4bd685a32616bf1a0f87f4a371c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2fbd826ca2a70284f0161d5f94a4362a1aac4bd685a32616bf1a0f87f4a371c", kill_on_drop: false }`
[INFO] [stdout] a2fbd826ca2a70284f0161d5f94a4362a1aac4bd685a32616bf1a0f87f4a371c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 951ed00359821dd05f2a9331b0172798d34d9599ef04fc9118896bb3ae0b774f
[INFO] running `Command { std: "docker" "start" "-a" "951ed00359821dd05f2a9331b0172798d34d9599ef04fc9118896bb3ae0b774f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "951ed00359821dd05f2a9331b0172798d34d9599ef04fc9118896bb3ae0b774f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951ed00359821dd05f2a9331b0172798d34d9599ef04fc9118896bb3ae0b774f", kill_on_drop: false }`
[INFO] [stdout] 951ed00359821dd05f2a9331b0172798d34d9599ef04fc9118896bb3ae0b774f