[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 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fswilskey%2Fchip_eight_emulator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/swilskey/chip_eight_emulator 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/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-4/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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded sdl2-sys v0.30.0
[INFO] [stderr]   Downloaded sdl2 v0.30.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] b1e18650cb4815b0e88df1b472fa46b8cc01cdb51f68de104a919d6f7f90ce7f
[INFO] running `Command { std: "docker" "start" "-a" "b1e18650cb4815b0e88df1b472fa46b8cc01cdb51f68de104a919d6f7f90ce7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e18650cb4815b0e88df1b472fa46b8cc01cdb51f68de104a919d6f7f90ce7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e18650cb4815b0e88df1b472fa46b8cc01cdb51f68de104a919d6f7f90ce7f", kill_on_drop: false }`
[INFO] [stdout] b1e18650cb4815b0e88df1b472fa46b8cc01cdb51f68de104a919d6f7f90ce7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 1efb78a995bddb14ee9ec565f71766446197915d5e50c556efb7d7f35a0920bf
[INFO] running `Command { std: "docker" "start" "-a" "1efb78a995bddb14ee9ec565f71766446197915d5e50c556efb7d7f35a0920bf", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling chip_eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking sdl2 v0.30.0
[INFO] [stderr]  Documenting chip_eight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `->`, `where`, or `{`, found `}`
[INFO] [stdout]   --> src/display.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn draw_screen ()
[INFO] [stdout]    |            -----------   - expected one of `->`, `where`, or `{`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            while parsing this `fn`
[INFO] [stdout] 44 | }
[INFO] [stdout]    | ^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: associated function in `impl` without body
[INFO] [stdout]   --> src/display.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn draw_screen ()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^- help: provide a definition for the function: `{ <body> }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 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,artifacts,future-incompat --document-private-items -C metadata=3eceb2f32ff12353 -L dependency=/opt/rustwide/target/debug/deps --extern rand=/opt/rustwide/target/debug/deps/librand-2016e61d5704ea31.rmeta --extern sdl2=/opt/rustwide/target/debug/deps/libsdl2-ca70d8e40aeb0a96.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1efb78a995bddb14ee9ec565f71766446197915d5e50c556efb7d7f35a0920bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1efb78a995bddb14ee9ec565f71766446197915d5e50c556efb7d7f35a0920bf", kill_on_drop: false }`
[INFO] [stdout] 1efb78a995bddb14ee9ec565f71766446197915d5e50c556efb7d7f35a0920bf