[INFO] fetching crate scarlet 1.0.2...
[INFO] checking scarlet-1.0.2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate scarlet 1.0.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate scarlet 1.0.2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate scarlet 1.0.2
[INFO] finished tweaking crates.io crate scarlet 1.0.2
[INFO] tweaked toml for crates.io crate scarlet 1.0.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 506ffa0c4a8a814192c4ab58b7f73fa9a81ebbd97409bd3be32ba909e5fd6a7e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "506ffa0c4a8a814192c4ab58b7f73fa9a81ebbd97409bd3be32ba909e5fd6a7e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking clamp v0.1.0
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking spade v1.8.1
[INFO] [stderr]     Checking geo-types v0.2.2
[INFO] [stderr]     Checking geo v0.10.3
[INFO] [stderr]     Checking scarlet v1.0.2 (/opt/rustwide/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 43.86s
[INFO] running `"docker" "inspect" "506ffa0c4a8a814192c4ab58b7f73fa9a81ebbd97409bd3be32ba909e5fd6a7e"`
[INFO] running `"docker" "rm" "-f" "506ffa0c4a8a814192c4ab58b7f73fa9a81ebbd97409bd3be32ba909e5fd6a7e"`
[INFO] [stdout] 506ffa0c4a8a814192c4ab58b7f73fa9a81ebbd97409bd3be32ba909e5fd6a7e