[INFO] cloning repository https://github.com/chronogames/quadtree
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chronogames/quadtree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchronogames%2Fquadtree"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchronogames%2Fquadtree'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e522a30fcbdf914a25b4c493c99d4c4cf4f582c1
[INFO] checking chronogames/quadtree against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchronogames%2Fquadtree" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chronogames/quadtree on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chronogames/quadtree
[INFO] finished tweaking git repo https://github.com/chronogames/quadtree
[INFO] tweaked toml for git repo https://github.com/chronogames/quadtree written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/chronogames/quadtree already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dcfc818d0397c93c9d5bc259fba5bf73d2425a67870c037132b315f7f03271a9
[INFO] running `"docker" "start" "-a" "dcfc818d0397c93c9d5bc259fba5bf73d2425a67870c037132b315f7f03271a9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking quadtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `give`
[INFO] [stderr]   --> src/pool.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn give(&mut self, pool_integer: usize) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stderr] warning: associated function is never used: `give`
[INFO] [stderr]   --> src/pool.rs:41:12
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn give(&mut self, pool_integer: usize) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `"docker" "inspect" "dcfc818d0397c93c9d5bc259fba5bf73d2425a67870c037132b315f7f03271a9"`
[INFO] running `"docker" "rm" "-f" "dcfc818d0397c93c9d5bc259fba5bf73d2425a67870c037132b315f7f03271a9"`
[INFO] [stdout] dcfc818d0397c93c9d5bc259fba5bf73d2425a67870c037132b315f7f03271a9