[INFO] fetching crate ece_421_sam_cynthia_aditya_trees 0.1.1...
[INFO] documenting ece_421_sam_cynthia_aditya_trees-0.1.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate ece_421_sam_cynthia_aditya_trees 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1
[INFO] finished tweaking crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1
[INFO] tweaked toml for crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.90
[INFO] [stderr]   Downloaded serde_derive v1.0.124
[INFO] [stderr]   Downloaded serde v1.0.124
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.72
[INFO] [stderr]   Downloaded js-sys v0.3.49
[INFO] [stderr]   Downloaded bstr v0.2.15
[INFO] [stderr]   Downloaded web-sys v0.3.49
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.72
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.72
[INFO] [stderr]   Downloaded syn v1.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76209b0e2069f4ca4fd33210bd93c2cc8b4164f07141b5925a54a84bb33352bd
[INFO] running `Command { std: "docker" "start" "-a" "76209b0e2069f4ca4fd33210bd93c2cc8b4164f07141b5925a54a84bb33352bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76209b0e2069f4ca4fd33210bd93c2cc8b4164f07141b5925a54a84bb33352bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76209b0e2069f4ca4fd33210bd93c2cc8b4164f07141b5925a54a84bb33352bd", kill_on_drop: false }`
[INFO] [stdout] 76209b0e2069f4ca4fd33210bd93c2cc8b4164f07141b5925a54a84bb33352bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4daf4b1e68e06502d02c74b079916ebb489474fb679cc8946eb44df495ec5a32
[INFO] running `Command { std: "docker" "start" "-a" "4daf4b1e68e06502d02c74b079916ebb489474fb679cc8946eb44df495ec5a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]  Documenting ece_421_sam_cynthia_aditya_trees v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/RBTree.rs:382:36
[INFO] [stdout]     |
[INFO] [stdout] 382 |                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout]     |                                    ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 -                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout] 382 +                     Some(ref y) => Some(y.clone()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/RBTree.rs:388:36
[INFO] [stdout]     |
[INFO] [stdout] 388 |                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout]     |                                    ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 388 -                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout] 388 +                     Some(ref y) => Some(y.clone()),
[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 2.12s
[INFO] running `Command { std: "docker" "inspect" "4daf4b1e68e06502d02c74b079916ebb489474fb679cc8946eb44df495ec5a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4daf4b1e68e06502d02c74b079916ebb489474fb679cc8946eb44df495ec5a32", kill_on_drop: false }`
[INFO] [stdout] 4daf4b1e68e06502d02c74b079916ebb489474fb679cc8946eb44df495ec5a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aab85051c8715fbf389b8c378ed7d8c8bca4f1bbb2f30de8f11a83e7a4a17d29
[INFO] running `Command { std: "docker" "start" "-a" "aab85051c8715fbf389b8c378ed7d8c8bca4f1bbb2f30de8f11a83e7a4a17d29", kill_on_drop: false }`
[INFO] [stderr]  Documenting ece_421_sam_cynthia_aditya_trees v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/RBTree.rs:382:36
[INFO] [stdout]     |
[INFO] [stdout] 382 |                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout]     |                                    ^               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 -                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout] 382 +                     Some(ref y) => Some(y.clone()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/RBTree.rs:388:36
[INFO] [stdout]     |
[INFO] [stdout] 388 |                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout]     |                                    ^               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 388 -                     Some(ref y) => (Some(y.clone())),
[INFO] [stdout] 388 +                     Some(ref y) => Some(y.clone()),
[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 0.43s
[INFO] running `Command { std: "docker" "inspect" "aab85051c8715fbf389b8c378ed7d8c8bca4f1bbb2f30de8f11a83e7a4a17d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab85051c8715fbf389b8c378ed7d8c8bca4f1bbb2f30de8f11a83e7a4a17d29", kill_on_drop: false }`
[INFO] [stdout] aab85051c8715fbf389b8c378ed7d8c8bca4f1bbb2f30de8f11a83e7a4a17d29
