[INFO] fetching crate flif 0.4.1...
[INFO] testing flif-0.4.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate flif 0.4.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate flif 0.4.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flif 0.4.1
[INFO] finished tweaking crates.io crate flif 0.4.1
[INFO] tweaked toml for crates.io crate flif 0.4.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfe18160c7d84f5ae689d33e862c04d2d011d6f986e79a46b55ef634c29493a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dfe18160c7d84f5ae689d33e862c04d2d011d6f986e79a46b55ef634c29493a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfe18160c7d84f5ae689d33e862c04d2d011d6f986e79a46b55ef634c29493a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe18160c7d84f5ae689d33e862c04d2d011d6f986e79a46b55ef634c29493a4", kill_on_drop: false }`
[INFO] [stdout] dfe18160c7d84f5ae689d33e862c04d2d011d6f986e79a46b55ef634c29493a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0614eb1e409bd34f9938bfb713d06c075348aac93ac4615688c4562031ad94e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d0614eb1e409bd34f9938bfb713d06c075348aac93ac4615688c4562031ad94e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling flif v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/header.rs:137:28
[INFO] [stdout]     |
[INFO] [stdout] 137 |     ) -> Result<(Self, Box<Transform>)> {
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/components/metadata.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |             byte @ 1...31 => return Err(Error::UnknownRequiredMetadata(byte)),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |         trans: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(transformation: Box<Transform>) -> YCoGg {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/mod.rs:87:24
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl Transform for Box<Transform> {
[INFO] [stdout]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:122:39
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Vec<Transformation>, Box<Transform>)> {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut transform: Box<Transform> = Box::new(Orig);
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:133:77
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Transformation::YCoGg => Box::new(YCoGg::new(transform)) as Box<Transform>,
[INFO] [stdout]     |                                                                             ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:135:64
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 Box::new(PermutePlanes::new(transform)) as Box<Transform>
[INFO] [stdout]     |                                                                ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |     transform: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "d0614eb1e409bd34f9938bfb713d06c075348aac93ac4615688c4562031ad94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0614eb1e409bd34f9938bfb713d06c075348aac93ac4615688c4562031ad94e", kill_on_drop: false }`
[INFO] [stdout] d0614eb1e409bd34f9938bfb713d06c075348aac93ac4615688c4562031ad94e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f5a63b4a145f6c6491d2195c5e76e9a26e0d3610ceb00f8d912ff3176b6f67b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3f5a63b4a145f6c6491d2195c5e76e9a26e0d3610ceb00f8d912ff3176b6f67b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/header.rs:137:28
[INFO] [stdout]     |
[INFO] [stdout] 137 |     ) -> Result<(Self, Box<Transform>)> {
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/components/metadata.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |             byte @ 1...31 => return Err(Error::UnknownRequiredMetadata(byte)),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |         trans: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(transformation: Box<Transform>) -> YCoGg {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/mod.rs:87:24
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl Transform for Box<Transform> {
[INFO] [stdout]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:122:39
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Vec<Transformation>, Box<Transform>)> {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut transform: Box<Transform> = Box::new(Orig);
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:133:77
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Transformation::YCoGg => Box::new(YCoGg::new(transform)) as Box<Transform>,
[INFO] [stdout]     |                                                                             ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:135:64
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 Box::new(PermutePlanes::new(transform)) as Box<Transform>
[INFO] [stdout]     |                                                                ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |     transform: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling png v0.13.2
[INFO] [stderr]    Compiling flif v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read tests/../../resources/sea_snail.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 | test_equality!(sea_snail);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/sea_snail.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 | test_equality!(sea_snail);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/sea_snail_cutout.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 | test_equality!(sea_snail_cutout);
[INFO] [stdout]    | --------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/sea_snail_cutout.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 | test_equality!(sea_snail_cutout);
[INFO] [stdout]    | --------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rust_logo.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 | test_equality!(rust_logo);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rust_logo.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 | test_equality!(rust_logo);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rgba_edge.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 | test_equality!(rgba_edge);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rgba_edge.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 | test_equality!(rgba_edge);
[INFO] [stdout]    | -------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/road.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 | test_equality!(road);
[INFO] [stdout]    | --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/road.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 | test_equality!(road);
[INFO] [stdout]    | --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/road2.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".png")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 | test_equality!(road2);
[INFO] [stdout]    | ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/road2.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/png_equality.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 include_bytes!(concat!("../../resources/", stringify!($name), ".flif")).as_ref();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 | test_equality!(road2);
[INFO] [stdout]    | ---------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rust_logo.png: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/alpha_zero.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let png_data = include_bytes!("../../resources/rust_logo.png").as_ref();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read tests/../../resources/rust_logo_discard_invisible.flif: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/alpha_zero.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let flif_data = include_bytes!("../../resources/rust_logo_discard_invisible.flif").as_ref();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/header.rs:137:28
[INFO] [stdout]     |
[INFO] [stdout] 137 |     ) -> Result<(Self, Box<Transform>)> {
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/components/metadata.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |             byte @ 1...31 => return Err(Error::UnknownRequiredMetadata(byte)),
[INFO] [stdout]    |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/bounds.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |         trans: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 |     previous_transformation: Box<Transform>,
[INFO] [stdout]    |                                  ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/ycocg.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn new(transformation: Box<Transform>) -> YCoGg {
[INFO] [stdout]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/components/transformations/mod.rs:87:24
[INFO] [stdout]    |
[INFO] [stdout] 87 | impl Transform for Box<Transform> {
[INFO] [stdout]    |                        ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:122:39
[INFO] [stdout]     |
[INFO] [stdout] 122 | ) -> Result<(Vec<Transformation>, Box<Transform>)> {
[INFO] [stdout]     |                                       ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let mut transform: Box<Transform> = Box::new(Orig);
[INFO] [stdout]     |                            ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:133:77
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Transformation::YCoGg => Box::new(YCoGg::new(transform)) as Box<Transform>,
[INFO] [stdout]     |                                                                             ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/components/transformations/mod.rs:135:64
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 Box::new(PermutePlanes::new(transform)) as Box<Transform>
[INFO] [stdout]     |                                                                ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |     transform: Box<Transform>,
[INFO] [stdout]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Transform`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flif`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Error::Io(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3f5a63b4a145f6c6491d2195c5e76e9a26e0d3610ceb00f8d912ff3176b6f67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5a63b4a145f6c6491d2195c5e76e9a26e0d3610ceb00f8d912ff3176b6f67b", kill_on_drop: false }`
[INFO] [stdout] 3f5a63b4a145f6c6491d2195c5e76e9a26e0d3610ceb00f8d912ff3176b6f67b