[INFO] crate scarlet 1.0.2 is already in cache
[INFO] extracting crate scarlet 1.0.2 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/scarlet/1.0.2
[INFO] extracting crate scarlet 1.0.2 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/scarlet/1.0.2
[INFO] validating manifest of scarlet-1.0.2 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of scarlet-1.0.2 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing scarlet-1.0.2
[INFO] finished frobbing scarlet-1.0.2
[INFO] frobbed toml for scarlet-1.0.2 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/scarlet/1.0.2/Cargo.toml
[INFO] started frobbing scarlet-1.0.2
[INFO] finished frobbing scarlet-1.0.2
[INFO] frobbed toml for scarlet-1.0.2 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/scarlet/1.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking scarlet-1.0.2 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/scarlet/1.0.2:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2bed6a7715c3e31e62ae6b11b7b4986f2ab9462422d87a12167a7f5f0de3ef83
[INFO] running `"docker" "start" "-a" "2bed6a7715c3e31e62ae6b11b7b4986f2ab9462422d87a12167a7f5f0de3ef83"`
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking nalgebra v0.17.3
[INFO] [stderr]     Checking spade v1.7.0
[INFO] [stderr]     Checking geo-types v0.2.2
[INFO] [stderr]     Checking geo v0.10.3
[INFO] [stderr]     Checking scarlet v1.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:178:45
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn gradient(&self, other: &Self) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:201:50
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn cbrt_gradient(&self, other: &Self) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:232:14
[INFO] [stderr]     |
[INFO] [stderr] 232 |     ) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:178:45
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn gradient(&self, other: &Self) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:201:50
[INFO] [stderr]     |
[INFO] [stderr] 201 |     fn cbrt_gradient(&self, other: &Self) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/colorpoint.rs:232:14
[INFO] [stderr]     |
[INFO] [stderr] 232 |     ) -> Box<Fn(f64) -> Self> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> Self`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.80s
[INFO] running `"docker" "inspect" "2bed6a7715c3e31e62ae6b11b7b4986f2ab9462422d87a12167a7f5f0de3ef83"`
[INFO] running `"docker" "rm" "-f" "2bed6a7715c3e31e62ae6b11b7b4986f2ab9462422d87a12167a7f5f0de3ef83"`
[INFO] [stdout] 2bed6a7715c3e31e62ae6b11b7b4986f2ab9462422d87a12167a7f5f0de3ef83