[INFO] crate coord_transforms 1.2.2 is already in cache
[INFO] extracting crate coord_transforms 1.2.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/coord_transforms/1.2.2
[INFO] extracting crate coord_transforms 1.2.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/coord_transforms/1.2.2
[INFO] validating manifest of coord_transforms-1.2.2 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of coord_transforms-1.2.2 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing coord_transforms-1.2.2
[INFO] finished frobbing coord_transforms-1.2.2
[INFO] frobbed toml for coord_transforms-1.2.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/coord_transforms/1.2.2/Cargo.toml
[INFO] started frobbing coord_transforms-1.2.2
[INFO] finished frobbing coord_transforms-1.2.2
[INFO] frobbed toml for coord_transforms-1.2.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/coord_transforms/1.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking coord_transforms-1.2.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/coord_transforms/1.2.2:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 19da5f97e57251f201f7c6236a2656ff665c3068fb490972c3abba8f05246add
[INFO] running `"docker" "start" "-a" "19da5f97e57251f201f7c6236a2656ff665c3068fb490972c3abba8f05246add"`
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling minifb v0.10.7
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking alga v0.7.2
[INFO] [stderr]     Checking nalgebra v0.16.13
[INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.16.13/src/base/cg.rs:291:44
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 self[(j, i)] += shift[j] * self[(D::dim() - 1, i)];
[INFO] [stderr]     |                 ---------------------------^^^^-------------------
[INFO] [stderr]     |                 |                          |
[INFO] [stderr]     |                 |                          immutable borrow occurs here
[INFO] [stderr]     |                 mutable borrow occurs here
[INFO] [stderr]     |                 mutable 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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Checking coord_transforms v1.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/geo.rs:283:9
[INFO] [stderr]     |
[INFO] [stderr] 283 |     let A = a / (1.0 + n) * (1.0 + 1.0/4.0 * n2 + 1.0 / 64.0 * n4 + 1.0 / 256.0 * n6);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]    --> src/geo.rs:283:9
[INFO] [stderr]     |
[INFO] [stderr] 283 |     let A = a / (1.0 + n) * (1.0 + 1.0/4.0 * n2 + 1.0 / 64.0 * n4 + 1.0 / 256.0 * n6);
[INFO] [stderr]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `pystep` is never read
[INFO] [stderr]   --> examples/visual.rs:63:14
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut pystep = 0;
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `colorPix` should have a snake case name
[INFO] [stderr]   --> examples/visual.rs:31:10
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let colorPix = 0xFFFFFF;
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case: `color_pix`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.61s
[INFO] running `"docker" "inspect" "19da5f97e57251f201f7c6236a2656ff665c3068fb490972c3abba8f05246add"`
[INFO] running `"docker" "rm" "-f" "19da5f97e57251f201f7c6236a2656ff665c3068fb490972c3abba8f05246add"`
[INFO] [stdout] 19da5f97e57251f201f7c6236a2656ff665c3068fb490972c3abba8f05246add