[INFO] fetching crate quadtree-cd 0.1.0...
[INFO] checking quadtree-cd-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate quadtree-cd 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate quadtree-cd 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quadtree-cd 0.1.0
[INFO] finished tweaking crates.io crate quadtree-cd 0.1.0
[INFO] tweaked toml for crates.io crate quadtree-cd 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.8.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19d99e3dcdeb560e2a3f4e4c6bb71dcba03c25c565982ad213ad2ab51bb83a5d
[INFO] running `Command { std: "docker" "start" "-a" "19d99e3dcdeb560e2a3f4e4c6bb71dcba03c25c565982ad213ad2ab51bb83a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19d99e3dcdeb560e2a3f4e4c6bb71dcba03c25c565982ad213ad2ab51bb83a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d99e3dcdeb560e2a3f4e4c6bb71dcba03c25c565982ad213ad2ab51bb83a5d", kill_on_drop: false }`
[INFO] [stdout] 19d99e3dcdeb560e2a3f4e4c6bb71dcba03c25c565982ad213ad2ab51bb83a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 228eae414b94b6e118f17c5898b2e0f6b185f4bc19445cd5ec2dc9c598353b02
[INFO] running `Command { std: "docker" "start" "-a" "228eae414b94b6e118f17c5898b2e0f6b185f4bc19445cd5ec2dc9c598353b02", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking quadtree-cd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn bsr(self) -> Self {
[INFO] [stdout]    |                     ---- expected `u8` because of return type
[INFO] [stdout] 44 |         7 - ctlz(self)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ expected `u8`, found `u32`
[INFO] [stdout]    |
[INFO] [stdout] help: you can convert a `u32` to a `u8` and panic if the converted value doesn't fit
[INFO] [stdout]    |
[INFO] [stdout] 44 |         (7 - ctlz(self)).try_into().unwrap()
[INFO] [stdout]    |         +              +++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `quadtree-cd` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "228eae414b94b6e118f17c5898b2e0f6b185f4bc19445cd5ec2dc9c598353b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "228eae414b94b6e118f17c5898b2e0f6b185f4bc19445cd5ec2dc9c598353b02", kill_on_drop: false }`
[INFO] [stdout] 228eae414b94b6e118f17c5898b2e0f6b185f4bc19445cd5ec2dc9c598353b02