[INFO] cloning repository https://github.com/mreboland/rustReferencesSharingVsMutation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mreboland/rustReferencesSharingVsMutation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustReferencesSharingVsMutation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustReferencesSharingVsMutation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 914c703345702f7388bc7dfb8493408801bb38d9
[INFO] documenting mreboland/rustReferencesSharingVsMutation against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustReferencesSharingVsMutation" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mreboland/rustReferencesSharingVsMutation on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mreboland/rustReferencesSharingVsMutation
[INFO] finished tweaking git repo https://github.com/mreboland/rustReferencesSharingVsMutation
[INFO] tweaked toml for git repo https://github.com/mreboland/rustReferencesSharingVsMutation written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/mreboland/rustReferencesSharingVsMutation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0121fa0e74704aefeaf5f9d21fd65b04b80dcf78e6c4a014f99030c0ff3d286d
[INFO] running `Command { std: "docker" "start" "-a" "0121fa0e74704aefeaf5f9d21fd65b04b80dcf78e6c4a014f99030c0ff3d286d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0121fa0e74704aefeaf5f9d21fd65b04b80dcf78e6c4a014f99030c0ff3d286d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0121fa0e74704aefeaf5f9d21fd65b04b80dcf78e6c4a014f99030c0ff3d286d", kill_on_drop: false }`
[INFO] [stdout] 0121fa0e74704aefeaf5f9d21fd65b04b80dcf78e6c4a014f99030c0ff3d286d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 980e569610c8a09c6e3d15383d5b7fce2f30515548a59811d49b51de032d3082
[INFO] running `Command { std: "docker" "start" "-a" "980e569610c8a09c6e3d15383d5b7fce2f30515548a59811d49b51de032d3082", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting references-sharing-vs-mutation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `:`, found `desciptor`
[INFO] [stdout]    --> src/main.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         int desciptor;
[INFO] [stdout]     |             ^^^^^^^^^ expected `:`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `f`
[INFO] [stdout]    --> src/main.rs:114:10
[INFO] [stdout]     |
[INFO] [stdout] 114 |     File f(open("foo.txt", ...));
[INFO] [stdout]     |          ^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/main.rs:111:6
[INFO] [stdout]     |
[INFO] [stdout] 111 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `references-sharing-vs-mutation`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name references_sharing_vs_mutation src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=b38f4df380258fc0 -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "980e569610c8a09c6e3d15383d5b7fce2f30515548a59811d49b51de032d3082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "980e569610c8a09c6e3d15383d5b7fce2f30515548a59811d49b51de032d3082", kill_on_drop: false }`
[INFO] [stdout] 980e569610c8a09c6e3d15383d5b7fce2f30515548a59811d49b51de032d3082