[INFO] fetching crate mappedheap 0.1.1...
[INFO] documenting mappedheap-0.1.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mappedheap 0.1.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate mappedheap 0.1.1 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 mappedheap 0.1.1
[INFO] finished tweaking crates.io crate mappedheap 0.1.1
[INFO] tweaked toml for crates.io crate mappedheap 0.1.1 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] f998b3c5f47e2d76efc1dd59df229c248e48d496615d1c4bf3a0a3937217c867
[INFO] running `Command { std: "docker" "start" "-a" "f998b3c5f47e2d76efc1dd59df229c248e48d496615d1c4bf3a0a3937217c867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f998b3c5f47e2d76efc1dd59df229c248e48d496615d1c4bf3a0a3937217c867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f998b3c5f47e2d76efc1dd59df229c248e48d496615d1c4bf3a0a3937217c867", kill_on_drop: false }`
[INFO] [stdout] f998b3c5f47e2d76efc1dd59df229c248e48d496615d1c4bf3a0a3937217c867
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 9ac1b34c20f04d1a1eb6cdae1adbbde332030e978e0d8d1bc57376b203250caf
[INFO] running `Command { std: "docker" "start" "-a" "9ac1b34c20f04d1a1eb6cdae1adbbde332030e978e0d8d1bc57376b203250caf", kill_on_drop: false }`
[INFO] [stderr]     Checking integer-atomics v1.0.2
[INFO] [stderr]     Checking lock-wrappers v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking futex v0.1.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]  Documenting mappedheap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:231:14
[INFO] [stdout]     |
[INFO] [stdout] 231 |         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout]     |              ^                                                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout] 231 +         Some((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ])
[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 2.08s
[INFO] running `Command { std: "docker" "inspect" "9ac1b34c20f04d1a1eb6cdae1adbbde332030e978e0d8d1bc57376b203250caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac1b34c20f04d1a1eb6cdae1adbbde332030e978e0d8d1bc57376b203250caf", kill_on_drop: false }`
[INFO] [stdout] 9ac1b34c20f04d1a1eb6cdae1adbbde332030e978e0d8d1bc57376b203250caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] be4c50b002611d38843153036126961ed781a7afa3740a1d372698e8ae85a1ba
[INFO] running `Command { std: "docker" "start" "-a" "be4c50b002611d38843153036126961ed781a7afa3740a1d372698e8ae85a1ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking integer-atomics v1.0.2
[INFO] [stderr]     Checking lock-wrappers v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking futex v0.1.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]  Documenting mappedheap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:231:14
[INFO] [stdout]     |
[INFO] [stdout] 231 |         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout]     |              ^                                                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 231 -         Some(((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ]))
[INFO] [stdout] 231 +         Some((fragment.addr + (id - fragment.offset) as usize * PAGESZ) as *mut [u8; PAGESZ])
[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 11.95s
[INFO] running `Command { std: "docker" "inspect" "be4c50b002611d38843153036126961ed781a7afa3740a1d372698e8ae85a1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4c50b002611d38843153036126961ed781a7afa3740a1d372698e8ae85a1ba", kill_on_drop: false }`
[INFO] [stdout] be4c50b002611d38843153036126961ed781a7afa3740a1d372698e8ae85a1ba