[INFO] cloning repository https://github.com/swilskey/chip_eight_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swilskey/chip_eight_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswilskey%2Fchip_eight_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswilskey%2Fchip_eight_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00bb4d747618f27f93410dff9783f6df178219d0
[INFO] documenting swilskey/chip_eight_emulator against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswilskey%2Fchip_eight_emulator" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swilskey/chip_eight_emulator on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/swilskey/chip_eight_emulator
[INFO] finished tweaking git repo https://github.com/swilskey/chip_eight_emulator
[INFO] tweaked toml for git repo https://github.com/swilskey/chip_eight_emulator written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/swilskey/chip_eight_emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe5f2cc6b30010c64a65c2ce2289cb82d4806ad44bfacd3eef188b50bfbcef72
[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" "fe5f2cc6b30010c64a65c2ce2289cb82d4806ad44bfacd3eef188b50bfbcef72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe5f2cc6b30010c64a65c2ce2289cb82d4806ad44bfacd3eef188b50bfbcef72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5f2cc6b30010c64a65c2ce2289cb82d4806ad44bfacd3eef188b50bfbcef72", kill_on_drop: false }`
[INFO] [stdout] fe5f2cc6b30010c64a65c2ce2289cb82d4806ad44bfacd3eef188b50bfbcef72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a806cc216d7cf6178b3dbd473135de9becc821c8e2d1c70b7f125fed6b8e817
[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" "2a806cc216d7cf6178b3dbd473135de9becc821c8e2d1c70b7f125fed6b8e817", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip_eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking sdl2-sys v0.30.0
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]  Documenting chip_eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `;` or `{`, found `}`
[INFO] [stdout]   --> src/display.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Display {
[INFO] [stdout]    |              - while parsing this item list starting here
[INFO] [stdout] ...
[INFO] [stdout] 44 | }
[INFO] [stdout]    | ^
[INFO] [stdout]    | |
[INFO] [stdout]    | expected `;` or `{`
[INFO] [stdout]    | the item list ends here
[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 `chip_eight`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name chip_eight 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 --extern rand=/opt/rustwide/target/debug/deps/librand-e6c9f2f30b3aab47.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-b19294511d838080.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "2a806cc216d7cf6178b3dbd473135de9becc821c8e2d1c70b7f125fed6b8e817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a806cc216d7cf6178b3dbd473135de9becc821c8e2d1c70b7f125fed6b8e817", kill_on_drop: false }`
[INFO] [stdout] 2a806cc216d7cf6178b3dbd473135de9becc821c8e2d1c70b7f125fed6b8e817