[INFO] fetching crate map1 0.1.2...
[INFO] documenting map1-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate map1 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate map1 0.1.2 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 crates.io crate map1 0.1.2
[INFO] finished tweaking crates.io crate map1 0.1.2
[INFO] tweaked toml for crates.io crate map1 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 573417a9512e9a390945305c30ad825968b0533a0d629aa14a5dc96aa32399b9
[INFO] running `Command { std: "docker" "start" "-a" "573417a9512e9a390945305c30ad825968b0533a0d629aa14a5dc96aa32399b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573417a9512e9a390945305c30ad825968b0533a0d629aa14a5dc96aa32399b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573417a9512e9a390945305c30ad825968b0533a0d629aa14a5dc96aa32399b9", kill_on_drop: false }`
[INFO] [stdout] 573417a9512e9a390945305c30ad825968b0533a0d629aa14a5dc96aa32399b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 85e13ee6785a1f7947123ab7f0006edfd72a7d61d4674019b6f2420a4277bf56
[INFO] running `Command { std: "docker" "start" "-a" "85e13ee6785a1f7947123ab7f0006edfd72a7d61d4674019b6f2420a4277bf56", kill_on_drop: false }`
[INFO] [stderr]  Documenting map1 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/btree_map.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |     /// ```
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 324 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "85e13ee6785a1f7947123ab7f0006edfd72a7d61d4674019b6f2420a4277bf56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e13ee6785a1f7947123ab7f0006edfd72a7d61d4674019b6f2420a4277bf56", kill_on_drop: false }`
[INFO] [stdout] 85e13ee6785a1f7947123ab7f0006edfd72a7d61d4674019b6f2420a4277bf56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] f3b2a53d65080ffe4a2452b348471c4c331bbd94d5c72940c78711791dfe8356
[INFO] running `Command { std: "docker" "start" "-a" "f3b2a53d65080ffe4a2452b348471c4c331bbd94d5c72940c78711791dfe8356", kill_on_drop: false }`
[INFO] [stderr]  Documenting map1 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/btree_map.rs:324:9
[INFO] [stdout]     |
[INFO] [stdout] 324 |     /// ```
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: mark blocks that do not contain Rust code as text
[INFO] [stdout]     |
[INFO] [stdout] 324 |     /// ```text
[INFO] [stdout]     |            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f3b2a53d65080ffe4a2452b348471c4c331bbd94d5c72940c78711791dfe8356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b2a53d65080ffe4a2452b348471c4c331bbd94d5c72940c78711791dfe8356", kill_on_drop: false }`
[INFO] [stdout] f3b2a53d65080ffe4a2452b348471c4c331bbd94d5c72940c78711791dfe8356