[INFO] cloning repository https://github.com/subzeroDevelopment/RustLearning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subzeroDevelopment/RustLearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsubzeroDevelopment%2FRustLearning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsubzeroDevelopment%2FRustLearning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8bd58ef78f1e2dc060c036d7553b42990a31f3f9
[INFO] documenting subzeroDevelopment/RustLearning 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%2FsubzeroDevelopment%2FRustLearning" "/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/subzeroDevelopment/RustLearning 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/subzeroDevelopment/RustLearning
[INFO] finished tweaking git repo https://github.com/subzeroDevelopment/RustLearning
[INFO] tweaked toml for git repo https://github.com/subzeroDevelopment/RustLearning written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/subzeroDevelopment/RustLearning 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-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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58898375a812a3d423462b8c404d75c6a79cd1aa6774ea278fd70eded93eedd1
[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" "58898375a812a3d423462b8c404d75c6a79cd1aa6774ea278fd70eded93eedd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58898375a812a3d423462b8c404d75c6a79cd1aa6774ea278fd70eded93eedd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58898375a812a3d423462b8c404d75c6a79cd1aa6774ea278fd70eded93eedd1", kill_on_drop: false }`
[INFO] [stdout] 58898375a812a3d423462b8c404d75c6a79cd1aa6774ea278fd70eded93eedd1
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d1622ca041f9fecbdd28fd535ae2777f7361386a84e6ba344b3c8cde69e46d
[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" "50d1622ca041f9fecbdd28fd535ae2777f7361386a84e6ba344b3c8cde69e46d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]  Documenting guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     match guess.cmp(&secret_number){
[INFO] [stdout]    |                                    - closing delimiter possibly meant for this
[INFO] [stdout] 23 |       Ordering::Less => println!("Mas pequeño"),
[INFO] [stdout] 24 |       Ordering::Greater => println!("Mas Grande",;
[INFO] [stdout]    |                                    - unclosed delimiter
[INFO] [stdout] 25 |       Ordering::Equal => println!("Ganaste"),
[INFO] [stdout] 26 |     }
[INFO] [stdout]    |     ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `;`
[INFO] [stdout]   --> src/main.rs:24:50
[INFO] [stdout]    |
[INFO] [stdout] 24 |       Ordering::Greater => println!("Mas Grande",;
[INFO] [stdout]    |                                                  ^ expected expression
[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 `guessing_game`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name guessing_game 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-dce83ff5e0d69eec.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "50d1622ca041f9fecbdd28fd535ae2777f7361386a84e6ba344b3c8cde69e46d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d1622ca041f9fecbdd28fd535ae2777f7361386a84e6ba344b3c8cde69e46d", kill_on_drop: false }`
[INFO] [stdout] 50d1622ca041f9fecbdd28fd535ae2777f7361386a84e6ba344b3c8cde69e46d