[INFO] fetching crate ml-distance 1.0.1...
[INFO] checking ml-distance-1.0.1 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate ml-distance 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ml-distance 1.0.1
[INFO] finished tweaking crates.io crate ml-distance 1.0.1
[INFO] tweaked toml for crates.io crate ml-distance 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ml-distance 1.0.1 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 015938059e47416e2e57a0e2d13c17d2507d3862528424f8bbb771a0d10c132e
[INFO] running `Command { std: "docker" "start" "-a" "015938059e47416e2e57a0e2d13c17d2507d3862528424f8bbb771a0d10c132e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "015938059e47416e2e57a0e2d13c17d2507d3862528424f8bbb771a0d10c132e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015938059e47416e2e57a0e2d13c17d2507d3862528424f8bbb771a0d10c132e", kill_on_drop: false }`
[INFO] [stdout] 015938059e47416e2e57a0e2d13c17d2507d3862528424f8bbb771a0d10c132e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a147a1980ba720d7dde31e074ddccfd4e5defbf7134df323312e2485e02d4058
[INFO] running `Command { std: "docker" "start" "-a" "a147a1980ba720d7dde31e074ddccfd4e5defbf7134df323312e2485e02d4058", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking ml-distance v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:261:27
[INFO] [stdout]     |
[INFO] [stdout] 261 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / q_i))
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / q_i))
[INFO] [stdout] 261 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / q_i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:269:27
[INFO] [stdout]     |
[INFO] [stdout] 269 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / p_i))
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / p_i))
[INFO] [stdout] 269 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / p_i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:277:27
[INFO] [stdout]     |
[INFO] [stdout] 277 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i)))
[INFO] [stdout]     |                           ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 277 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i)))
[INFO] [stdout] 277 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / (p_i + q_i))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:290:27
[INFO] [stdout]     |
[INFO] [stdout] 290 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i).powi(2)))
[INFO] [stdout]     |                           ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i).powi(2)))
[INFO] [stdout] 290 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / (p_i + q_i).powi(2))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:261:27
[INFO] [stdout]     |
[INFO] [stdout] 261 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / q_i))
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / q_i))
[INFO] [stdout] 261 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / q_i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:269:27
[INFO] [stdout]     |
[INFO] [stdout] 269 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / p_i))
[INFO] [stdout]     |                           ^                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / p_i))
[INFO] [stdout] 269 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / p_i)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:277:27
[INFO] [stdout]     |
[INFO] [stdout] 277 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i)))
[INFO] [stdout]     |                           ^                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 277 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i)))
[INFO] [stdout] 277 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / (p_i + q_i))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/distance.rs:290:27
[INFO] [stdout]     |
[INFO] [stdout] 290 |         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i).powi(2)))
[INFO] [stdout]     |                           ^                                         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 290 -         .map(|(p_i, q_i)| ((p_i - q_i).powi(2) / (p_i + q_i).powi(2)))
[INFO] [stdout] 290 +         .map(|(p_i, q_i)| (p_i - q_i).powi(2) / (p_i + q_i).powi(2))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "a147a1980ba720d7dde31e074ddccfd4e5defbf7134df323312e2485e02d4058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a147a1980ba720d7dde31e074ddccfd4e5defbf7134df323312e2485e02d4058", kill_on_drop: false }`
[INFO] [stdout] a147a1980ba720d7dde31e074ddccfd4e5defbf7134df323312e2485e02d4058