[INFO] fetching crate off_blockway 0.0.8...
[INFO] documenting off_blockway-0.0.8 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate off_blockway 0.0.8 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate off_blockway 0.0.8 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate off_blockway 0.0.8
[INFO] finished tweaking crates.io crate off_blockway 0.0.8
[INFO] tweaked toml for crates.io crate off_blockway 0.0.8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1de6bdc38b55b2461857edea9d7a7afcefdb7304d8c7715d64676bbfb6875df
[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" "c1de6bdc38b55b2461857edea9d7a7afcefdb7304d8c7715d64676bbfb6875df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1de6bdc38b55b2461857edea9d7a7afcefdb7304d8c7715d64676bbfb6875df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1de6bdc38b55b2461857edea9d7a7afcefdb7304d8c7715d64676bbfb6875df", kill_on_drop: false }`
[INFO] [stdout] c1de6bdc38b55b2461857edea9d7a7afcefdb7304d8c7715d64676bbfb6875df
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9217ff1f6244cab3c397663753cacc8a1e7387a766872c0f16e95d8ae864146
[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" "a9217ff1f6244cab3c397663753cacc8a1e7387a766872c0f16e95d8ae864146", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking generic-array v0.8.3
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking block-buffer v0.2.0
[INFO] [stderr]     Checking sha3 v0.6.0
[INFO] [stderr]  Documenting off_blockway v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/block.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         Ok( ( json ) )
[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 function argument
[INFO] [stdout]    --> src/merkle.rs:516:13
[INFO] [stdout]     |
[INFO] [stdout] 516 |         Ok( ( json ) )
[INFO] [stdout]     |             ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
[INFO] running `Command { std: "docker" "inspect" "a9217ff1f6244cab3c397663753cacc8a1e7387a766872c0f16e95d8ae864146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9217ff1f6244cab3c397663753cacc8a1e7387a766872c0f16e95d8ae864146", kill_on_drop: false }`
[INFO] [stdout] a9217ff1f6244cab3c397663753cacc8a1e7387a766872c0f16e95d8ae864146
