[INFO] fetching crate tari_utilities 0.3.0...
[INFO] documenting tari_utilities-0.3.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tari_utilities 0.3.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tari_utilities 0.3.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tari_utilities 0.3.0
[INFO] finished tweaking crates.io crate tari_utilities 0.3.0
[INFO] tweaked toml for crates.io crate tari_utilities 0.3.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0be5ffd91ef1f4caba3d6cf22aa8dfd313426bfd074ed36ef0235295464dd02
[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" "e0be5ffd91ef1f4caba3d6cf22aa8dfd313426bfd074ed36ef0235295464dd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0be5ffd91ef1f4caba3d6cf22aa8dfd313426bfd074ed36ef0235295464dd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0be5ffd91ef1f4caba3d6cf22aa8dfd313426bfd074ed36ef0235295464dd02", kill_on_drop: false }`
[INFO] [stdout] e0be5ffd91ef1f4caba3d6cf22aa8dfd313426bfd074ed36ef0235295464dd02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b24730ff03bdd4430c7378c37e0c890b11265a3c49f06726b08fd01105d1e92
[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" "9b24730ff03bdd4430c7378c37e0c890b11265a3c49f06726b08fd01105d1e92", kill_on_drop: false }`
[INFO] [stderr]     Checking newtype-ops v0.1.4
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]  Documenting tari_utilities v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     (bits)
[INFO] [stdout]    |     ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     (bits)
[INFO] [stdout]    |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     (value)
[INFO] [stdout]    |     ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     (value)
[INFO] [stdout]    |     ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     (bits)
[INFO] [stdout]    |     ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bit.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     (bytes)
[INFO] [stdout]    |     ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/ciphers/chacha20.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         (output)
[INFO] [stdout]    |         ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/ciphers/chacha20.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |         (state)
[INFO] [stdout]    |         ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ciphers/chacha20.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         (cipher_bytes)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ciphers/chacha20.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |         (encoded_bytes)
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/ciphers/chacha20.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |         (Self::encode_with_nonce(bytes, &key, &nonce))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "9b24730ff03bdd4430c7378c37e0c890b11265a3c49f06726b08fd01105d1e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b24730ff03bdd4430c7378c37e0c890b11265a3c49f06726b08fd01105d1e92", kill_on_drop: false }`
[INFO] [stdout] 9b24730ff03bdd4430c7378c37e0c890b11265a3c49f06726b08fd01105d1e92