[INFO] fetching crate vect 2.0.0...
[INFO] checking vect-2.0.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate vect 2.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate vect 2.0.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vect 2.0.0
[INFO] finished tweaking crates.io crate vect 2.0.0
[INFO] tweaked toml for crates.io crate vect 2.0.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360bd768034d12c644108b44170c6d9d24046ca51f8b09a9e92cdb35c60f967f
[INFO] running `Command { std: "docker" "start" "-a" "360bd768034d12c644108b44170c6d9d24046ca51f8b09a9e92cdb35c60f967f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360bd768034d12c644108b44170c6d9d24046ca51f8b09a9e92cdb35c60f967f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360bd768034d12c644108b44170c6d9d24046ca51f8b09a9e92cdb35c60f967f", kill_on_drop: false }`
[INFO] [stdout] 360bd768034d12c644108b44170c6d9d24046ca51f8b09a9e92cdb35c60f967f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5631aaf726a06deba48216db977e5aab23e08273cddebd28496f51e642a53730
[INFO] running `Command { std: "docker" "start" "-a" "5631aaf726a06deba48216db977e5aab23e08273cddebd28496f51e642a53730", kill_on_drop: false }`
[INFO] [stderr]     Checking vect v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector2.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stdout]     |         ^                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         (self.x.powi(2) + self.y.powi(2))
[INFO] [stdout] 258 +         self.x.powi(2) + self.y.powi(2)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector3.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout]     |         ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout] 235 +         self.x.powi(2) + self.y.powi(2) + self.z.powi(2)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector2.rs:258:9
[INFO] [stdout]     |
[INFO] [stdout] 258 |         (self.x.powi(2) + self.y.powi(2))
[INFO] [stdout]     |         ^                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 258 -         (self.x.powi(2) + self.y.powi(2))
[INFO] [stdout] 258 +         self.x.powi(2) + self.y.powi(2)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/vector3.rs:235:9
[INFO] [stdout]     |
[INFO] [stdout] 235 |         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout]     |         ^                                                ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 235 -         (self.x.powi(2) + self.y.powi(2) + self.z.powi(2))
[INFO] [stdout] 235 +         self.x.powi(2) + self.y.powi(2) + self.z.powi(2)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "5631aaf726a06deba48216db977e5aab23e08273cddebd28496f51e642a53730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5631aaf726a06deba48216db977e5aab23e08273cddebd28496f51e642a53730", kill_on_drop: false }`
[INFO] [stdout] 5631aaf726a06deba48216db977e5aab23e08273cddebd28496f51e642a53730