[INFO] cloning repository https://github.com/Goirad/Quadtree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Goirad/Quadtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGoirad%2FQuadtree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGoirad%2FQuadtree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96251f5ffecc5f243102d3275de3161e87cb1d06
[INFO] checking Goirad/Quadtree against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGoirad%2FQuadtree" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Goirad/Quadtree on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Goirad/Quadtree
[INFO] finished tweaking git repo https://github.com/Goirad/Quadtree
[INFO] tweaked toml for git repo https://github.com/Goirad/Quadtree written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Goirad/Quadtree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6332ed4615eb86928e3bd6fd3dd2e0e214c274d99421e66bc11b3a5baf57db89
[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" "6332ed4615eb86928e3bd6fd3dd2e0e214c274d99421e66bc11b3a5baf57db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6332ed4615eb86928e3bd6fd3dd2e0e214c274d99421e66bc11b3a5baf57db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6332ed4615eb86928e3bd6fd3dd2e0e214c274d99421e66bc11b3a5baf57db89", kill_on_drop: false }`
[INFO] [stdout] 6332ed4615eb86928e3bd6fd3dd2e0e214c274d99421e66bc11b3a5baf57db89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce5ad9de82a446a92a21532c2f3f37f5b0128ca3db84eb5984f90f7b2bee7953
[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" "ce5ad9de82a446a92a21532c2f3f37f5b0128ca3db84eb5984f90f7b2bee7953", kill_on_drop: false }`
[INFO] [stderr]     Checking quadtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | /         (other.x - other.w > self.x - self.w
[INFO] [stdout] 23 | |             && other.x + other.w < self.x + self.w
[INFO] [stdout] 24 | |             && other.y - other.h > self.y - self.h
[INFO] [stdout] 25 | |             && other.y + other.h < self.y + self.h)
[INFO] [stdout]    | |___________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 |         other.x - other.w > self.x - self.w
[INFO] [stdout] 23 |             && other.x + other.w < self.x + self.w
[INFO] [stdout] 24 |             && other.y - other.h > self.y - self.h
[INFO] [stdout] 25 |             && other.y + other.h < self.y + self.h
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | /         (other.x - other.w > self.x - self.w
[INFO] [stdout] 23 | |             && other.x + other.w < self.x + self.w
[INFO] [stdout] 24 | |             && other.y - other.h > self.y - self.h
[INFO] [stdout] 25 | |             && other.y + other.h < self.y + self.h)
[INFO] [stdout]    | |___________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 22 |         other.x - other.w > self.x - self.w
[INFO] [stdout] 23 |             && other.x + other.w < self.x + self.w
[INFO] [stdout] 24 |             && other.y - other.h > self.y - self.h
[INFO] [stdout] 25 |             && other.y + other.h < self.y + self.h
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/benches.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quadtree`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ce5ad9de82a446a92a21532c2f3f37f5b0128ca3db84eb5984f90f7b2bee7953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce5ad9de82a446a92a21532c2f3f37f5b0128ca3db84eb5984f90f7b2bee7953", kill_on_drop: false }`
[INFO] [stdout] ce5ad9de82a446a92a21532c2f3f37f5b0128ca3db84eb5984f90f7b2bee7953