[INFO] updating cached repository RobertWHurst/Delta
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RobertWHurst/Delta
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RobertWHurst/Delta" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/RobertWHurst/Delta"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/RobertWHurst/Delta'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RobertWHurst/Delta" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/RobertWHurst/Delta"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/RobertWHurst/Delta'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b64c3d559c8ba6aa43cd4e9573c009304624c530
[INFO] sha for GitHub repo RobertWHurst/Delta: b64c3d559c8ba6aa43cd4e9573c009304624c530
[INFO] validating manifest of RobertWHurst/Delta on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of RobertWHurst/Delta on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing RobertWHurst/Delta
[INFO] finished frobbing RobertWHurst/Delta
[INFO] frobbed toml for RobertWHurst/Delta written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/RobertWHurst/Delta/Cargo.toml
[INFO] started frobbing RobertWHurst/Delta
[INFO] finished frobbing RobertWHurst/Delta
[INFO] frobbed toml for RobertWHurst/Delta written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/RobertWHurst/Delta/Cargo.toml
[INFO] crate RobertWHurst/Delta already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking RobertWHurst/Delta against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-2/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/RobertWHurst/Delta:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3cb77bcaf0d04e2076682f0a3cbf8ec48521db36bc8fa3e6c836dd0cab1c8d18
[INFO] running `"docker" "start" "-a" "3cb77bcaf0d04e2076682f0a3cbf8ec48521db36bc8fa3e6c836dd0cab1c8d18"`
[INFO] [stderr]    Compiling libc v0.2.28
[INFO] [stderr]     Checking shared_library v0.1.7
[INFO] [stderr]     Checking tempfile v2.1.6
[INFO] [stderr]     Checking x11-dl v2.14.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.9
[INFO] [stderr]     Checking wayland-client v0.9.9
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking wayland-window v0.6.1
[INFO] [stderr]     Checking winit v0.7.5
[INFO] [stderr]     Checking glutin v0.9.2
[INFO] [stderr]     Checking delta v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> examples/box.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let mut scene = Scene::new("box");
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.64s
[INFO] running `"docker" "inspect" "3cb77bcaf0d04e2076682f0a3cbf8ec48521db36bc8fa3e6c836dd0cab1c8d18"`
[INFO] running `"docker" "rm" "-f" "3cb77bcaf0d04e2076682f0a3cbf8ec48521db36bc8fa3e6c836dd0cab1c8d18"`
[INFO] [stdout] 3cb77bcaf0d04e2076682f0a3cbf8ec48521db36bc8fa3e6c836dd0cab1c8d18