[INFO] cloning repository https://github.com/chronogames/quadtree
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchronogames%2Fquadtree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e522a30fcbdf914a25b4c493c99d4c4cf4f582c1
[INFO] checking chronogames/quadtree against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchronogames%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/chronogames/quadtree on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] crate git repo https://github.com/chronogames/quadtree already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47ebba9b9f453c6142307de6b332a93c11c78f9649194fb8adfa1f7893dca7fc
[INFO] running `Command { std: "docker" "start" "-a" "47ebba9b9f453c6142307de6b332a93c11c78f9649194fb8adfa1f7893dca7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ebba9b9f453c6142307de6b332a93c11c78f9649194fb8adfa1f7893dca7fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ebba9b9f453c6142307de6b332a93c11c78f9649194fb8adfa1f7893dca7fc", kill_on_drop: false }`
[INFO] [stdout] 47ebba9b9f453c6142307de6b332a93c11c78f9649194fb8adfa1f7893dca7fc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d974a4623b3770d8de5dc50972604b04c054cd3e06935cea2eece3bea15f9b8
[INFO] running `Command { std: "docker" "start" "-a" "1d974a4623b3770d8de5dc50972604b04c054cd3e06935cea2eece3bea15f9b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking quadtree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `give`
[INFO] [stdout]   --> src/pool.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn give(&mut self, pool_integer: usize) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.5.4
[INFO] [stdout] warning: associated function is never used: `give`
[INFO] [stdout]   --> src/pool.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 |     pub fn give(&mut self, pool_integer: usize) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "1d974a4623b3770d8de5dc50972604b04c054cd3e06935cea2eece3bea15f9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d974a4623b3770d8de5dc50972604b04c054cd3e06935cea2eece3bea15f9b8", kill_on_drop: false }`
[INFO] [stdout] 1d974a4623b3770d8de5dc50972604b04c054cd3e06935cea2eece3bea15f9b8