[INFO] fetching crate piston3d-construct 0.1.0...
[INFO] testing piston3d-construct-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate piston3d-construct 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate piston3d-construct 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston3d-construct 0.1.0
[INFO] finished tweaking crates.io crate piston3d-construct 0.1.0
[INFO] tweaked toml for crates.io crate piston3d-construct 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea7c9fabd45a763f501aa533f0d928090d65e39888b8038fe10e7a56afa44804
[INFO] running `Command { std: "docker" "start" "-a" "ea7c9fabd45a763f501aa533f0d928090d65e39888b8038fe10e7a56afa44804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea7c9fabd45a763f501aa533f0d928090d65e39888b8038fe10e7a56afa44804", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7c9fabd45a763f501aa533f0d928090d65e39888b8038fe10e7a56afa44804", kill_on_drop: false }`
[INFO] [stdout] ea7c9fabd45a763f501aa533f0d928090d65e39888b8038fe10e7a56afa44804
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0936281cb404ef8df2c69687ae2fb51e2e5f5a6b3fcfc7530e60b7fc3ba3490a
[INFO] running `Command { std: "docker" "start" "-a" "0936281cb404ef8df2c69687ae2fb51e2e5f5a6b3fcfc7530e60b7fc3ba3490a", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling vecmath v0.3.1
[INFO] [stderr]    Compiling piston3d-construct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "0936281cb404ef8df2c69687ae2fb51e2e5f5a6b3fcfc7530e60b7fc3ba3490a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0936281cb404ef8df2c69687ae2fb51e2e5f5a6b3fcfc7530e60b7fc3ba3490a", kill_on_drop: false }`
[INFO] [stdout] 0936281cb404ef8df2c69687ae2fb51e2e5f5a6b3fcfc7530e60b7fc3ba3490a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f4978cd635cb16b1c1fd2db6747f55ee61895f55f2e14fc25ea52a75180db23
[INFO] running `Command { std: "docker" "start" "-a" "0f4978cd635cb16b1c1fd2db6747f55ee61895f55f2e14fc25ea52a75180db23", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling piston3d-construct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0f4978cd635cb16b1c1fd2db6747f55ee61895f55f2e14fc25ea52a75180db23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4978cd635cb16b1c1fd2db6747f55ee61895f55f2e14fc25ea52a75180db23", kill_on_drop: false }`
[INFO] [stdout] 0f4978cd635cb16b1c1fd2db6747f55ee61895f55f2e14fc25ea52a75180db23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70ed4b6d46f7da97f3b6664937bed842fe115248cd76578f3669fbe8ff2f83d7
[INFO] running `Command { std: "docker" "start" "-a" "70ed4b6d46f7da97f3b6664937bed842fe115248cd76578f3669fbe8ff2f83d7", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr]     |                 ^                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr]     |                 ^                                                    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:23
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:23
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:203:12
[INFO] [stderr]     |
[INFO] [stderr] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:216:12
[INFO] [stderr]     |
[INFO] [stderr] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:217:10
[INFO] [stderr]     |
[INFO] [stderr] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:229:12
[INFO] [stderr]     |
[INFO] [stderr] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:230:10
[INFO] [stderr]     |
[INFO] [stderr] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:282:12
[INFO] [stderr]     |
[INFO] [stderr] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:283:10
[INFO] [stderr]     |
[INFO] [stderr] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `piston3d-construct` (lib) generated 13 warnings (run `cargo fix --lib -p piston3d-construct` to apply 13 suggestions)
[INFO] [stderr] warning: `piston3d-construct` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/construct-f6112a9a4f181172)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests construct
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr]     |                 ^                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr]     |                 ^                                                    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - contour (line 289) ... ignored
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:18:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:20:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:22:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "70ed4b6d46f7da97f3b6664937bed842fe115248cd76578f3669fbe8ff2f83d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ed4b6d46f7da97f3b6664937bed842fe115248cd76578f3669fbe8ff2f83d7", kill_on_drop: false }`
[INFO] [stdout] 70ed4b6d46f7da97f3b6664937bed842fe115248cd76578f3669fbe8ff2f83d7
[INFO] testing piston3d-construct-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate piston3d-construct 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate piston3d-construct 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate piston3d-construct 0.1.0
[INFO] finished tweaking crates.io crate piston3d-construct 0.1.0
[INFO] tweaked toml for crates.io crate piston3d-construct 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 170d8f259cb5a82a6d50ea21f12b3f2a1d75285208bcceba491dde03adb34e3a
[INFO] running `Command { std: "docker" "start" "-a" "170d8f259cb5a82a6d50ea21f12b3f2a1d75285208bcceba491dde03adb34e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "170d8f259cb5a82a6d50ea21f12b3f2a1d75285208bcceba491dde03adb34e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170d8f259cb5a82a6d50ea21f12b3f2a1d75285208bcceba491dde03adb34e3a", kill_on_drop: false }`
[INFO] [stdout] 170d8f259cb5a82a6d50ea21f12b3f2a1d75285208bcceba491dde03adb34e3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c396257b215f4a22d0a12b6e9ec21c11600645a09f38e34c7873b1a14f949316
[INFO] running `Command { std: "docker" "start" "-a" "c396257b215f4a22d0a12b6e9ec21c11600645a09f38e34c7873b1a14f949316", kill_on_drop: false }`
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling vecmath v0.3.1
[INFO] [stderr]    Compiling piston3d-construct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c396257b215f4a22d0a12b6e9ec21c11600645a09f38e34c7873b1a14f949316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c396257b215f4a22d0a12b6e9ec21c11600645a09f38e34c7873b1a14f949316", kill_on_drop: false }`
[INFO] [stdout] c396257b215f4a22d0a12b6e9ec21c11600645a09f38e34c7873b1a14f949316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 907950d2239ae185505d19d78ea39194db656250ac5fa4d6212a7474aa874459
[INFO] running `Command { std: "docker" "start" "-a" "907950d2239ae185505d19d78ea39194db656250ac5fa4d6212a7474aa874459", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling piston3d-construct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:164:17
[INFO] [stdout]     |
[INFO] [stdout] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout]     |                 ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stdout] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:180:17
[INFO] [stdout]     |
[INFO] [stdout] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout]     |                 ^                                                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stdout] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:23
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:83:23
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:203:12
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:204:10
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:216:12
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:217:10
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:229:12
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:230:10
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stdout]     |            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:283:10
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "907950d2239ae185505d19d78ea39194db656250ac5fa4d6212a7474aa874459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907950d2239ae185505d19d78ea39194db656250ac5fa4d6212a7474aa874459", kill_on_drop: false }`
[INFO] [stdout] 907950d2239ae185505d19d78ea39194db656250ac5fa4d6212a7474aa874459
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6fe5dff24f31ee3702f6253d51bb1b179a5edc39b96b1848301ed3fae28c07f
[INFO] running `Command { std: "docker" "start" "-a" "d6fe5dff24f31ee3702f6253d51bb1b179a5edc39b96b1848301ed3fae28c07f", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr]     |                 ^                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr]     |                 ^                                                    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 79 | pub type Fn1<T> = Arc<dyn Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:23
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 81 | pub type Fn2<T> = Arc<dyn Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:23
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub type Fn3<T> = Arc<dyn Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stderr]    |                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:203:12
[INFO] [stderr]     |
[INFO] [stderr] 203 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 203 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:204:10
[INFO] [stderr]     |
[INFO] [stderr] 204 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 204 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:216:12
[INFO] [stderr]     |
[INFO] [stderr] 216 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 216 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:217:10
[INFO] [stderr]     |
[INFO] [stderr] 217 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 217 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:229:12
[INFO] [stderr]     |
[INFO] [stderr] 229 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 229 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:230:10
[INFO] [stderr]     |
[INFO] [stderr] 230 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 230 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:282:12
[INFO] [stderr]     |
[INFO] [stderr] 282 |     a: Arc<Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 282 |     a: Arc<dyn Fn(T) -> [U; 3] + Sync + Send>
[INFO] [stderr]     |            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:283:10
[INFO] [stderr]     |
[INFO] [stderr] 283 | ) -> Arc<Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stderr]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 283 | ) -> Arc<dyn Fn(T) -> [U; 3] + Sync + Send> {
[INFO] [stderr]     |          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `piston3d-construct` (lib) generated 13 warnings (run `cargo fix --lib -p piston3d-construct` to apply 13 suggestions)
[INFO] [stderr] warning: `piston3d-construct` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/construct-258261032e73c196)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests construct
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr]     |                 ^                                              ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 164 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1]]))}
[INFO] [stderr] 164 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:180:17
[INFO] [stderr]     |
[INFO] [stderr] 180 |         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr]     |                 ^                                                    ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 180 -         else {b(([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]]))}
[INFO] [stderr] 180 +         else {b([(t[0] - wx) / (<T as One>::one() - wx), t[1], t[2]])}
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - contour (line 289) ... ignored
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:18:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Fn1<T> = Arc<Fn(T) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:20:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Fn2<T> = Arc<Fn([T; 2]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Arc` in this scope
[INFO] [stdout]  --> src/lib.rs:22:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub type Fn3<T> = Arc<Fn([T; 3]) -> [T; 3] + Sync + Send>;
[INFO] [stdout]   |                   ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d6fe5dff24f31ee3702f6253d51bb1b179a5edc39b96b1848301ed3fae28c07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6fe5dff24f31ee3702f6253d51bb1b179a5edc39b96b1848301ed3fae28c07f", kill_on_drop: false }`
[INFO] [stdout] d6fe5dff24f31ee3702f6253d51bb1b179a5edc39b96b1848301ed3fae28c07f
