[INFO] cloning repository https://github.com/duskmoon314/uart-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duskmoon314/uart-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduskmoon314%2Fuart-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduskmoon314%2Fuart-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ef89e600ff72c5cd4728a90384d45b242a103ae
[INFO] documenting duskmoon314/uart-rs 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%2Fduskmoon314%2Fuart-rs" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/duskmoon314/uart-rs 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/duskmoon314/uart-rs
[INFO] finished tweaking git repo https://github.com/duskmoon314/uart-rs
[INFO] tweaked toml for git repo https://github.com/duskmoon314/uart-rs written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/duskmoon314/uart-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] e85e1f9d37ba5276dd79e2e28e8c88cf8b735ae1c208b3846acdc64d1db98361
[INFO] running `Command { std: "docker" "start" "-a" "e85e1f9d37ba5276dd79e2e28e8c88cf8b735ae1c208b3846acdc64d1db98361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e85e1f9d37ba5276dd79e2e28e8c88cf8b735ae1c208b3846acdc64d1db98361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85e1f9d37ba5276dd79e2e28e8c88cf8b735ae1c208b3846acdc64d1db98361", kill_on_drop: false }`
[INFO] [stdout] e85e1f9d37ba5276dd79e2e28e8c88cf8b735ae1c208b3846acdc64d1db98361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] [stdout] e4f47fd6d99176cf5f9708ec94118a140581eef1f0f3894760300531edb4c0db
[INFO] running `Command { std: "docker" "start" "-a" "e4f47fd6d99176cf5f9708ec94118a140581eef1f0f3894760300531edb4c0db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]  Documenting uart8250 v0.6.0 (/opt/rustwide/workdir/uart8250)
[INFO] [stderr]  Documenting uart_xilinx v0.1.0 (/opt/rustwide/workdir/uart_xilinx)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `Command { std: "docker" "inspect" "e4f47fd6d99176cf5f9708ec94118a140581eef1f0f3894760300531edb4c0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f47fd6d99176cf5f9708ec94118a140581eef1f0f3894760300531edb4c0db", kill_on_drop: false }`
[INFO] [stdout] e4f47fd6d99176cf5f9708ec94118a140581eef1f0f3894760300531edb4c0db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 229cda921166fd71470aaa8427a7a70cc5ce3e3e52b56304728c9b76514f9742
[INFO] running `Command { std: "docker" "start" "-a" "229cda921166fd71470aaa8427a7a70cc5ce3e3e52b56304728c9b76514f9742", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "229cda921166fd71470aaa8427a7a70cc5ce3e3e52b56304728c9b76514f9742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229cda921166fd71470aaa8427a7a70cc5ce3e3e52b56304728c9b76514f9742", kill_on_drop: false }`
[INFO] [stdout] 229cda921166fd71470aaa8427a7a70cc5ce3e3e52b56304728c9b76514f9742