[INFO] cloning repository https://github.com/noirotm/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noirotm/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoirotm%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoirotm%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f3e8bd408c2e12e606123ef56fa6c28bb20136a3
[INFO] documenting noirotm/advent-of-code-2021 against nightly for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoirotm%2Fadvent-of-code-2021" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noirotm/advent-of-code-2021 on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/noirotm/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/noirotm/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/noirotm/advent-of-code-2021 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/noirotm/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57dc07031ead7c267ca7a95531314b638c2f2cf59966046284b1df4a9f206944
[INFO] running `Command { std: "docker" "start" "-a" "57dc07031ead7c267ca7a95531314b638c2f2cf59966046284b1df4a9f206944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57dc07031ead7c267ca7a95531314b638c2f2cf59966046284b1df4a9f206944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57dc07031ead7c267ca7a95531314b638c2f2cf59966046284b1df4a9f206944", kill_on_drop: false }`
[INFO] [stdout] 57dc07031ead7c267ca7a95531314b638c2f2cf59966046284b1df4a9f206944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58787d269edec065e04b34fbd4ffc2f808fca112643450f493951ba43d6ba7a3
[INFO] running `Command { std: "docker" "start" "-a" "58787d269edec065e04b34fbd4ffc2f808fca112643450f493951ba43d6ba7a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc-rs-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `aoc-rs-2021 v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/aoc-rs-2021-3792a1be04d0ab5b/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] running `Command { std: "docker" "inspect" "58787d269edec065e04b34fbd4ffc2f808fca112643450f493951ba43d6ba7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58787d269edec065e04b34fbd4ffc2f808fca112643450f493951ba43d6ba7a3", kill_on_drop: false }`
[INFO] [stdout] 58787d269edec065e04b34fbd4ffc2f808fca112643450f493951ba43d6ba7a3