[INFO] cloning repository https://github.com/JaeHongDev/rust-docs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JaeHongDev/rust-docs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaeHongDev%2Frust-docs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaeHongDev%2Frust-docs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 029e2cf5237c9a47cf1f478d5518af88c23fd1cf
[INFO] checking JaeHongDev/rust-docs against master#49b3924bd4a34d3cf9c37b74120fba78d9712ab8 for pr-118247
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaeHongDev%2Frust-docs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JaeHongDev/rust-docs on toolchain 49b3924bd4a34d3cf9c37b74120fba78d9712ab8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JaeHongDev/rust-docs
[INFO] finished tweaking git repo https://github.com/JaeHongDev/rust-docs
[INFO] tweaked toml for git repo https://github.com/JaeHongDev/rust-docs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JaeHongDev/rust-docs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+49b3924bd4a34d3cf9c37b74120fba78d9712ab8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking JaeHongDev/rust-docs against try#ab2dc84cfc2c30bb279a7cd2bfef172c30260142 for pr-118247
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJaeHongDev%2Frust-docs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JaeHongDev/rust-docs on toolchain ab2dc84cfc2c30bb279a7cd2bfef172c30260142
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JaeHongDev/rust-docs
[INFO] finished tweaking git repo https://github.com/JaeHongDev/rust-docs
[INFO] tweaked toml for git repo https://github.com/JaeHongDev/rust-docs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JaeHongDev/rust-docs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6d030ef1da614c3b4fdbaad9061c026b1b0a579721343a98068b526859597a5
[INFO] running `Command { std: "docker" "start" "-a" "c6d030ef1da614c3b4fdbaad9061c026b1b0a579721343a98068b526859597a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6d030ef1da614c3b4fdbaad9061c026b1b0a579721343a98068b526859597a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d030ef1da614c3b4fdbaad9061c026b1b0a579721343a98068b526859597a5", kill_on_drop: false }`
[INFO] [stdout] c6d030ef1da614c3b4fdbaad9061c026b1b0a579721343a98068b526859597a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ab2dc84cfc2c30bb279a7cd2bfef172c30260142" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10115a0464e9206d743aa18ccd7d084b6a4b1facf5a0d9be668a69fabdcd5c9e
[INFO] running `Command { std: "docker" "start" "-a" "10115a0464e9206d743aa18ccd7d084b6a4b1facf5a0d9be668a69fabdcd5c9e", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-docs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: mismatched closing delimiter: `]`
[INFO] [stdout]  --> src/chapter5_2.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug])]
[INFO] [stdout]   |  -      ^     ^ mismatched closing delimiter
[INFO] [stdout]   |  |      |
[INFO] [stdout]   |  |      unclosed delimiter
[INFO] [stdout]   |  closing delimiter possibly meant for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `]`
[INFO] [stdout]  --> src/chapter5_2.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug])]
[INFO] [stdout]   |  -      ^     ^ mismatched closing delimiter
[INFO] [stdout]   |  |      |
[INFO] [stdout]   |  |      unclosed delimiter
[INFO] [stdout]   |  closing delimiter possibly meant for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected closing delimiter: `)`
[INFO] [stdout]  --> src/chapter5_2.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug])]
[INFO] [stdout]   |               -^ unexpected closing delimiter
[INFO] [stdout]   |               |
[INFO] [stdout]   |               missing open `[` for this delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected closing delimiter: `)`
[INFO] [stdout]  --> src/chapter5_2.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[derive(Debug])]
[INFO] [stdout]   |               -^ unexpected closing delimiter
[INFO] [stdout]   |               |
[INFO] [stdout]   |               missing open `[` for this delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-docs` (bin "rust-docs") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-docs` (bin "rust-docs" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "10115a0464e9206d743aa18ccd7d084b6a4b1facf5a0d9be668a69fabdcd5c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10115a0464e9206d743aa18ccd7d084b6a4b1facf5a0d9be668a69fabdcd5c9e", kill_on_drop: false }`
[INFO] [stdout] 10115a0464e9206d743aa18ccd7d084b6a4b1facf5a0d9be668a69fabdcd5c9e