[INFO] fetching crate enimda 0.4.1...
[INFO] extracting crate enimda 0.4.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/enimda/0.4.1
[INFO] extracting crate enimda 0.4.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/enimda/0.4.1
[INFO] validating manifest of enimda-0.4.1 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of enimda-0.4.1 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing enimda-0.4.1
[INFO] finished frobbing enimda-0.4.1
[INFO] frobbed toml for enimda-0.4.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/enimda/0.4.1/Cargo.toml
[INFO] started frobbing enimda-0.4.1
[INFO] finished frobbing enimda-0.4.1
[INFO] frobbed toml for enimda-0.4.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/enimda/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking enimda-0.4.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/enimda/0.4.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 588a28f875d90b9440e2029cfc1cb9ddb0408acdd4a5fbbe6d0e8e049f3a30cb
[INFO] running `"docker" "start" "-a" "588a28f875d90b9440e2029cfc1cb9ddb0408acdd4a5fbbe6d0e8e049f3a30cb"`
[INFO] [stderr]     Checking image-utils v0.2.0
[INFO] [stderr]     Checking enimda v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:10:66
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn slice(count: u32, limit: u32) -> Result<HashSet<u32>, Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[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/utils.rs:25:65
[INFO] [stderr]    |
[INFO] [stderr] 25 |            -> Result<(f32, ImageBuffer<Luma<u8>, Vec<u8>>), Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:45:55
[INFO] [stderr]    |
[INFO] [stderr] 45 |         -> Result<ImageBuffer<Luma<u8>, Vec<u8>>, Box<Error>> {
[INFO] [stderr]    |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:65:31
[INFO] [stderr]    |
[INFO] [stderr] 65 |            -> Result<f32, Box<Error>> {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:87:37
[INFO] [stderr]    |
[INFO] [stderr] 87 |             -> Result<Vec<u32>, Box<Error>> {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:38
[INFO] [stderr]    |
[INFO] [stderr] 79 |               -> Result<Borders, Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:10:66
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn slice(count: u32, limit: u32) -> Result<HashSet<u32>, Box<Error>> {
[INFO] [stderr]    |                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[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/utils.rs:25:65
[INFO] [stderr]    |
[INFO] [stderr] 25 |            -> Result<(f32, ImageBuffer<Luma<u8>, Vec<u8>>), Box<Error>> {
[INFO] [stderr]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:45:55
[INFO] [stderr]    |
[INFO] [stderr] 45 |         -> Result<ImageBuffer<Luma<u8>, Vec<u8>>, Box<Error>> {
[INFO] [stderr]    |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:65:31
[INFO] [stderr]    |
[INFO] [stderr] 65 |            -> Result<f32, Box<Error>> {
[INFO] [stderr]    |                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:87:37
[INFO] [stderr]    |
[INFO] [stderr] 87 |             -> Result<Vec<u32>, Box<Error>> {
[INFO] [stderr]    |                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:38
[INFO] [stderr]    |
[INFO] [stderr] 79 |               -> Result<Borders, Box<Error>> {
[INFO] [stderr]    |                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "588a28f875d90b9440e2029cfc1cb9ddb0408acdd4a5fbbe6d0e8e049f3a30cb"`
[INFO] running `"docker" "rm" "-f" "588a28f875d90b9440e2029cfc1cb9ddb0408acdd4a5fbbe6d0e8e049f3a30cb"`
[INFO] [stdout] 588a28f875d90b9440e2029cfc1cb9ddb0408acdd4a5fbbe6d0e8e049f3a30cb