[INFO] updating cached repository jupart/d3-testing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jupart/d3-testing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jupart/d3-testing" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jupart/d3-testing"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jupart/d3-testing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jupart/d3-testing" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jupart/d3-testing"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jupart/d3-testing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] de7dc53ef34e2be39f2a1fab342a8cab5aadbe3a
[INFO] sha for GitHub repo jupart/d3-testing: de7dc53ef34e2be39f2a1fab342a8cab5aadbe3a
[INFO] validating manifest of jupart/d3-testing on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jupart/d3-testing on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jupart/d3-testing
[INFO] finished frobbing jupart/d3-testing
[INFO] frobbed toml for jupart/d3-testing written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/jupart/d3-testing/Cargo.toml
[INFO] started frobbing jupart/d3-testing
[INFO] finished frobbing jupart/d3-testing
[INFO] frobbed toml for jupart/d3-testing written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jupart/d3-testing/Cargo.toml
[INFO] crate jupart/d3-testing already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jupart/d3-testing against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/jupart/d3-testing:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 944bdfb8b5089879f1eee8104a2348f11e3303cdf313abdbbdf28828465bdd6d
[INFO] running `"docker" "start" "-a" "944bdfb8b5089879f1eee8104a2348f11e3303cdf313abdbbdf28828465bdd6d"`
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking lewton v0.9.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking minimp3 v0.3.2
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking froggy v0.4.4
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking rusttype v0.7.4
[INFO] [stderr]     Checking includedir v0.5.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking wayland-client v0.21.11
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking andrew v0.1.6
[INFO] [stderr]     Checking glyph_brush_layout v0.1.4
[INFO] [stderr]    Compiling includedir_codegen v0.5.0
[INFO] [stderr]     Checking glyph_brush v0.3.0
[INFO] [stderr]     Checking gfx_glyph v0.13.2
[INFO] [stderr]     Checking wayland-protocols v0.21.11
[INFO] [stderr]    Compiling three v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking rodio v0.8.1
[INFO] [stderr]     Checking genmesh v0.6.2
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking obj v0.9.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.1
[INFO] [stderr]     Checking gfx_window_glutin v0.28.0
[INFO] [stderr] warning[E0502]: cannot borrow `mapping` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/three-0.4.0/src/factory/mod.rs:980:13
[INFO] [stderr]     |
[INFO] [stderr] 980 |               mapping[i] = Vertex {
[INFO] [stderr]     |               -^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |  _____________mutable borrow occurs here
[INFO] [stderr]     | |
[INFO] [stderr] 981 | |                 pos: [pos.x, pos.y, pos.z, 1.0],
[INFO] [stderr] 982 | |                 .. mapping[i]
[INFO] [stderr]     | |                    ------- immutable borrow occurs here
[INFO] [stderr] 983 | |             };
[INFO] [stderr]     | |_____________- immutable borrow later used here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Checking d3-testing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut cube = three::Geometry::cuboid(80.0, 50.0, 50.0);
[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:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let mut cube = three::Geometry::cuboid(80.0, 50.0, 50.0);
[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 1m 05s
[INFO] running `"docker" "inspect" "944bdfb8b5089879f1eee8104a2348f11e3303cdf313abdbbdf28828465bdd6d"`
[INFO] running `"docker" "rm" "-f" "944bdfb8b5089879f1eee8104a2348f11e3303cdf313abdbbdf28828465bdd6d"`
[INFO] [stdout] 944bdfb8b5089879f1eee8104a2348f11e3303cdf313abdbbdf28828465bdd6d