[INFO] updating cached repository Emmatipate/duck-duck-swim
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Emmatipate/duck-duck-swim
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Emmatipate/duck-duck-swim" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Emmatipate/duck-duck-swim"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Emmatipate/duck-duck-swim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Emmatipate/duck-duck-swim" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Emmatipate/duck-duck-swim"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Emmatipate/duck-duck-swim'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b1431472f942b9d10dec0bc38c3e66fcedb88dd
[INFO] sha for GitHub repo Emmatipate/duck-duck-swim: 3b1431472f942b9d10dec0bc38c3e66fcedb88dd
[INFO] validating manifest of Emmatipate/duck-duck-swim on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Emmatipate/duck-duck-swim on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Emmatipate/duck-duck-swim
[INFO] finished frobbing Emmatipate/duck-duck-swim
[INFO] frobbed toml for Emmatipate/duck-duck-swim written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Emmatipate/duck-duck-swim/Cargo.toml
[INFO] started frobbing Emmatipate/duck-duck-swim
[INFO] finished frobbing Emmatipate/duck-duck-swim
[INFO] frobbed toml for Emmatipate/duck-duck-swim written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/Emmatipate/duck-duck-swim/Cargo.toml
[INFO] crate Emmatipate/duck-duck-swim already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Emmatipate/duck-duck-swim against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/Emmatipate/duck-duck-swim:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 748de8671179f5772638032b994c385bde4495b6b6b443aec6306648e309f807
[INFO] running `"docker" "start" "-a" "748de8671179f5772638032b994c385bde4495b6b6b443aec6306648e309f807"`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking tempfile v2.1.4
[INFO] [stderr]     Checking x11-dl v2.11.0
[INFO] [stderr]     Checking gfx v0.12.2
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking nalgebra v0.9.0
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]     Checking specs v0.7.0
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]     Checking jpeg-decoder v0.1.10
[INFO] [stderr]    Compiling phf_generator v0.7.20
[INFO] [stderr]    Compiling wayland-scanner v0.5.11
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling phf_codegen v0.7.20
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling wayland-client v0.5.12
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.6.2
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking gfx_device_gl v0.11.2
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking pegasus v0.2.0
[INFO] [stderr]     Checking gfx_window_glutin v0.12.0
[INFO] [stderr]     Checking duck_duck_swim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:127:17
[INFO] [stderr]     |
[INFO] [stderr] 127 |             let mut w = plan.mut_world();
[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] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:127:17
[INFO] [stderr]     |
[INFO] [stderr] 127 |             let mut w = plan.mut_world();
[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 32.34s
[INFO] running `"docker" "inspect" "748de8671179f5772638032b994c385bde4495b6b6b443aec6306648e309f807"`
[INFO] running `"docker" "rm" "-f" "748de8671179f5772638032b994c385bde4495b6b6b443aec6306648e309f807"`
[INFO] [stdout] 748de8671179f5772638032b994c385bde4495b6b6b443aec6306648e309f807