[INFO] fetching crate fsio 0.3.0...
[INFO] documenting fsio-0.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate fsio 0.3.0 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate fsio 0.3.0 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 fsio 0.3.0
[INFO] finished tweaking crates.io crate fsio 0.3.0
[INFO] tweaked toml for crates.io crate fsio 0.3.0 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate crates.io crate fsio 0.3.0 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-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] 3c81a2ac051cd78fe84cd901d370cc5b8de9671c5ae0b3a59cf73808dca109f2
[INFO] running `Command { std: "docker" "start" "-a" "3c81a2ac051cd78fe84cd901d370cc5b8de9671c5ae0b3a59cf73808dca109f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c81a2ac051cd78fe84cd901d370cc5b8de9671c5ae0b3a59cf73808dca109f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c81a2ac051cd78fe84cd901d370cc5b8de9671c5ae0b3a59cf73808dca109f2", kill_on_drop: false }`
[INFO] [stdout] 3c81a2ac051cd78fe84cd901d370cc5b8de9671c5ae0b3a59cf73808dca109f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] cbfd8c6b8ac5b5e3bb55067431824a17443b718be060b41b4f3ad73aee2acbee
[INFO] running `Command { std: "docker" "start" "-a" "cbfd8c6b8ac5b5e3bb55067431824a17443b718be060b41b4f3ad73aee2acbee", kill_on_drop: false }`
[INFO] [stderr]  Documenting fsio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 <https://github.com/rust-lang/rust/issues/59159> for more information
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     mutable_borrow_reservation_conflict,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `unsupported_naked_functions` has been removed: converted into hard error, see RFC 2972 <https://github.com/rust-lang/rfcs/blob/master/text/2972-constrained-naked.md> for more information
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     unsupported_naked_functions,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "cbfd8c6b8ac5b5e3bb55067431824a17443b718be060b41b4f3ad73aee2acbee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfd8c6b8ac5b5e3bb55067431824a17443b718be060b41b4f3ad73aee2acbee", kill_on_drop: false }`
[INFO] [stdout] cbfd8c6b8ac5b5e3bb55067431824a17443b718be060b41b4f3ad73aee2acbee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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] 9378830574fd59707721c12e46de22ff6630af9bd9a18e2242181e35b6aac4d4
[INFO] running `Command { std: "docker" "start" "-a" "9378830574fd59707721c12e46de22ff6630af9bd9a18e2242181e35b6aac4d4", kill_on_drop: false }`
[INFO] [stderr]  Documenting fsio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `mutable_borrow_reservation_conflict` has been removed: now allowed, see issue #59159 <https://github.com/rust-lang/rust/issues/59159> for more information
[INFO] [stdout]   --> src/lib.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     mutable_borrow_reservation_conflict,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stdout] warning: lint `unsupported_naked_functions` has been removed: converted into hard error, see RFC 2972 <https://github.com/rust-lang/rfcs/blob/master/text/2972-constrained-naked.md> for more information
[INFO] [stdout]    --> src/lib.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     unsupported_naked_functions,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9378830574fd59707721c12e46de22ff6630af9bd9a18e2242181e35b6aac4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9378830574fd59707721c12e46de22ff6630af9bd9a18e2242181e35b6aac4d4", kill_on_drop: false }`
[INFO] [stdout] 9378830574fd59707721c12e46de22ff6630af9bd9a18e2242181e35b6aac4d4