[INFO] cloning repository https://github.com/MaValki/esp_flasher_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaValki/esp_flasher_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaValki%2Fesp_flasher_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaValki%2Fesp_flasher_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b8bcf29ee0e83a415d11ae99a30d4d750ae8419
[INFO] documenting MaValki/esp_flasher_rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaValki%2Fesp_flasher_rust" "/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/MaValki/esp_flasher_rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MaValki/esp_flasher_rust
[INFO] finished tweaking git repo https://github.com/MaValki/esp_flasher_rust
[INFO] tweaked toml for git repo https://github.com/MaValki/esp_flasher_rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/MaValki/esp_flasher_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.61.0" "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] 26f69cbc7d2aa787756b5508b91c96dac62a015c088eb9c949fa0f7dc0d07ec5
[INFO] running `Command { std: "docker" "start" "-a" "26f69cbc7d2aa787756b5508b91c96dac62a015c088eb9c949fa0f7dc0d07ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26f69cbc7d2aa787756b5508b91c96dac62a015c088eb9c949fa0f7dc0d07ec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f69cbc7d2aa787756b5508b91c96dac62a015c088eb9c949fa0f7dc0d07ec5", kill_on_drop: false }`
[INFO] [stdout] 26f69cbc7d2aa787756b5508b91c96dac62a015c088eb9c949fa0f7dc0d07ec5
[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" "+1.61.0" "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] 818a713bc809d62f625b8baaf20a0182f2ea93ecd0b4e90ec494fe3fbc56d5c8
[INFO] running `Command { std: "docker" "start" "-a" "818a713bc809d62f625b8baaf20a0182f2ea93ecd0b4e90ec494fe3fbc56d5c8", kill_on_drop: false }`
[INFO] [stderr]  Documenting hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected closing delimiter: `}`
[INFO] [stdout]   --> src/comm.rs:81:1
[INFO] [stdout]    |
[INFO] [stdout] 76 |     if serial_read_char()? != DELIMITER {
[INFO] [stdout]    |                                         - this opening brace...
[INFO] [stdout] 77 |         return Err(InvalidResponse)
[INFO] [stdout] 78 |     }
[INFO] [stdout]    |     - ...matches this closing brace
[INFO] [stdout] ...
[INFO] [stdout] 81 | }
[INFO] [stdout]    | ^ unexpected closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `)`
[INFO] [stdout]   --> src/comm.rs:56:1
[INFO] [stdout]    |
[INFO] [stdout] 56 | {
[INFO] [stdout]    | ^ unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 72 |     slip_receive_data(&mut buff[1..]) );
[INFO] [stdout]    |                                       ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `hello-rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name hello_rust src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=0493d86b5e77abba -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "818a713bc809d62f625b8baaf20a0182f2ea93ecd0b4e90ec494fe3fbc56d5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818a713bc809d62f625b8baaf20a0182f2ea93ecd0b4e90ec494fe3fbc56d5c8", kill_on_drop: false }`
[INFO] [stdout] 818a713bc809d62f625b8baaf20a0182f2ea93ecd0b4e90ec494fe3fbc56d5c8