[INFO] fetching crate dedup_signature 0.2.1...
[INFO] documenting dedup_signature-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate dedup_signature 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dedup_signature 0.2.1 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 dedup_signature 0.2.1
[INFO] finished tweaking crates.io crate dedup_signature 0.2.1
[INFO] tweaked toml for crates.io crate dedup_signature 0.2.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ac3d267ac6e40754f32d1f4b1f80e838b384b5427e06d4e0d8125971b51230fa
[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" "ac3d267ac6e40754f32d1f4b1f80e838b384b5427e06d4e0d8125971b51230fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac3d267ac6e40754f32d1f4b1f80e838b384b5427e06d4e0d8125971b51230fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac3d267ac6e40754f32d1f4b1f80e838b384b5427e06d4e0d8125971b51230fa", kill_on_drop: false }`
[INFO] [stdout] ac3d267ac6e40754f32d1f4b1f80e838b384b5427e06d4e0d8125971b51230fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd95c580000d5081cc3120bf3365c74db371f335df4976bce68e8355c576a847
[INFO] running `Command { std: "docker" "start" "-a" "bd95c580000d5081cc3120bf3365c74db371f335df4976bce68e8355c576a847", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]  Documenting dedup_signature v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/hash.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ((x << k) | (x >> (32 - k)))
[INFO] [stdout]    |     ^                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     ((x << k) | (x >> (32 - k)))
[INFO] [stdout] 18 +     (x << k) | (x >> (32 - k))
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 70 +     a = a.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 |     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 71 +     b = b.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 72 +     c = c.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:117:24
[INFO] [stdout]     |
[INFO] [stdout] 117 |     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 117 +     a = a.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:120:24
[INFO] [stdout]     |
[INFO] [stdout] 120 |     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 120 +     b = b.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 |     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 -     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 123 +     c = c.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `Command { std: "docker" "inspect" "bd95c580000d5081cc3120bf3365c74db371f335df4976bce68e8355c576a847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd95c580000d5081cc3120bf3365c74db371f335df4976bce68e8355c576a847", kill_on_drop: false }`
[INFO] [stdout] bd95c580000d5081cc3120bf3365c74db371f335df4976bce68e8355c576a847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] af4263f6236e9a538ff74763023ef4e4b6193bbab1aa3ab828e1b9c129593fdd
[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" "af4263f6236e9a538ff74763023ef4e4b6193bbab1aa3ab828e1b9c129593fdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]  Documenting dedup_signature v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/hash.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ((x << k) | (x >> (32 - k)))
[INFO] [stdout]    |     ^                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 18 -     ((x << k) | (x >> (32 - k)))
[INFO] [stdout] 18 +     (x << k) | (x >> (32 - k))
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 70 -     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 70 +     a = a.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:71:24
[INFO] [stdout]    |
[INFO] [stdout] 71 |     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 71 -     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 71 +     b = b.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/hash.rs:72:24
[INFO] [stdout]    |
[INFO] [stdout] 72 |     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout]    |                        ^                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 72 -     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(initval);
[INFO] [stdout] 72 +     c = c.wrapping_add((length as u32) << 2).wrapping_add(initval);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:117:24
[INFO] [stdout]     |
[INFO] [stdout] 117 |     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 117 -     a = a.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 117 +     a = a.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:120:24
[INFO] [stdout]     |
[INFO] [stdout] 120 |     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 120 -     b = b.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 120 +     b = b.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/hash.rs:123:24
[INFO] [stdout]     |
[INFO] [stdout] 123 |     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout]     |                        ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 123 -     c = c.wrapping_add(((length as u32) << 2)).wrapping_add(
[INFO] [stdout] 123 +     c = c.wrapping_add((length as u32) << 2).wrapping_add(
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.19s
[INFO] running `Command { std: "docker" "inspect" "af4263f6236e9a538ff74763023ef4e4b6193bbab1aa3ab828e1b9c129593fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4263f6236e9a538ff74763023ef4e4b6193bbab1aa3ab828e1b9c129593fdd", kill_on_drop: false }`
[INFO] [stdout] af4263f6236e9a538ff74763023ef4e4b6193bbab1aa3ab828e1b9c129593fdd