[INFO] cloning repository https://github.com/darthlukan/lynea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darthlukan/lynea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthlukan%2Flynea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthlukan%2Flynea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acf4f1e9e479d9abb495b22461d58d58e39893d6
[INFO] documenting darthlukan/lynea against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthlukan%2Flynea" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthlukan/lynea on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darthlukan/lynea
[INFO] finished tweaking git repo https://github.com/darthlukan/lynea
[INFO] tweaked toml for git repo https://github.com/darthlukan/lynea written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/darthlukan/lynea already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed5f2ffe7459f2567813cac4b5cfa1318acc79efc6991eaf87ce0ca3db3f6f84
[INFO] running `Command { std: "docker" "start" "-a" "ed5f2ffe7459f2567813cac4b5cfa1318acc79efc6991eaf87ce0ca3db3f6f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed5f2ffe7459f2567813cac4b5cfa1318acc79efc6991eaf87ce0ca3db3f6f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5f2ffe7459f2567813cac4b5cfa1318acc79efc6991eaf87ce0ca3db3f6f84", kill_on_drop: false }`
[INFO] [stdout] ed5f2ffe7459f2567813cac4b5cfa1318acc79efc6991eaf87ce0ca3db3f6f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d982b0957e8f0c64b392333e0394499be3b020f29bb01d8fb4a36b3c7dbb4ce
[INFO] running `Command { std: "docker" "start" "-a" "0d982b0957e8f0c64b392333e0394499be3b020f29bb01d8fb4a36b3c7dbb4ce", kill_on_drop: false }`
[INFO] [stderr]  Documenting lynea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::str::Lines;
[INFO] [stdout]   |     ^^^^ maybe a missing crate `core`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lynea`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name lynea src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0d982b0957e8f0c64b392333e0394499be3b020f29bb01d8fb4a36b3c7dbb4ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d982b0957e8f0c64b392333e0394499be3b020f29bb01d8fb4a36b3c7dbb4ce", kill_on_drop: false }`
[INFO] [stdout] 0d982b0957e8f0c64b392333e0394499be3b020f29bb01d8fb4a36b3c7dbb4ce
