[INFO] cloning repository https://github.com/leomwilson/bfrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leomwilson/bfrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c038e657c383413aff1643d548a24ba4ed08eab
[INFO] documenting leomwilson/bfrs against 1.47.0 for beta-1.48-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fbfrs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leomwilson/bfrs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leomwilson/bfrs
[INFO] finished tweaking git repo https://github.com/leomwilson/bfrs
[INFO] tweaked toml for git repo https://github.com/leomwilson/bfrs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/leomwilson/bfrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 226c2ae78e4b093a613ad9f5d6d737b7ec61df293e324ee93fd269c565046793
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "226c2ae78e4b093a613ad9f5d6d737b7ec61df293e324ee93fd269c565046793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "226c2ae78e4b093a613ad9f5d6d737b7ec61df293e324ee93fd269c565046793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "226c2ae78e4b093a613ad9f5d6d737b7ec61df293e324ee93fd269c565046793", kill_on_drop: false }`
[INFO] [stdout] 226c2ae78e4b093a613ad9f5d6d737b7ec61df293e324ee93fd269c565046793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] d54cb517658efad04c2c0633f9f14d509e948cf183e3e91d5a5dc595b37f5989
[INFO] running `Command { std: "docker" "start" "-a" "d54cb517658efad04c2c0633f9f14d509e948cf183e3e91d5a5dc595b37f5989", kill_on_drop: false }`
[INFO] [stderr]  Documenting bfrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `0`
[INFO] [stdout]   --> src/main.rs:18:38
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let mut l: Vec<usize> = Vec::0;
[INFO] [stdout]    |                                      ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `bfrs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name bfrs 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 code: 1)
[INFO] running `Command { std: "docker" "inspect" "d54cb517658efad04c2c0633f9f14d509e948cf183e3e91d5a5dc595b37f5989", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d54cb517658efad04c2c0633f9f14d509e948cf183e3e91d5a5dc595b37f5989", kill_on_drop: false }`
[INFO] [stdout] d54cb517658efad04c2c0633f9f14d509e948cf183e3e91d5a5dc595b37f5989
