[INFO] cloning repository https://github.com/praaaan/rust_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/praaaan/rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraaaan%2Frust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraaaan%2Frust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3dc354a65382e450cd716869c226416f0f08bfc3
[INFO] documenting praaaan/rust_sandbox against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpraaaan%2Frust_sandbox" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/praaaan/rust_sandbox 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/praaaan/rust_sandbox
[INFO] finished tweaking git repo https://github.com/praaaan/rust_sandbox
[INFO] tweaked toml for git repo https://github.com/praaaan/rust_sandbox written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/praaaan/rust_sandbox 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 0d7fb0f0baf1ac65ad87f123a9cdf43ea7e4f4ad4809e449c37349c99008d033
[INFO] running `Command { std: "docker" "start" "-a" "0d7fb0f0baf1ac65ad87f123a9cdf43ea7e4f4ad4809e449c37349c99008d033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d7fb0f0baf1ac65ad87f123a9cdf43ea7e4f4ad4809e449c37349c99008d033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7fb0f0baf1ac65ad87f123a9cdf43ea7e4f4ad4809e449c37349c99008d033", kill_on_drop: false }`
[INFO] [stdout] 0d7fb0f0baf1ac65ad87f123a9cdf43ea7e4f4ad4809e449c37349c99008d033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] b27b87f12526077674344c60b449ea2562240f5a8668ad0640f37feaa315c0cb
[INFO] running `Command { std: "docker" "start" "-a" "b27b87f12526077674344c60b449ea2562240f5a8668ad0640f37feaa315c0cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting RUST_SANDBOX v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.27s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b27b87f12526077674344c60b449ea2562240f5a8668ad0640f37feaa315c0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27b87f12526077674344c60b449ea2562240f5a8668ad0640f37feaa315c0cb", kill_on_drop: false }`
[INFO] [stdout] b27b87f12526077674344c60b449ea2562240f5a8668ad0640f37feaa315c0cb