[INFO] cloning repository https://github.com/coreh/universe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreh/universe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreh%2Funiverse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreh%2Funiverse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e90e30ad0351dd91e3f9f81df16b195d1bdb66c
[INFO] testing coreh/universe against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreh%2Funiverse" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreh/universe on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coreh/universe
[INFO] finished tweaking git repo https://github.com/coreh/universe
[INFO] tweaked toml for git repo https://github.com/coreh/universe written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/coreh/universe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gl v0.6.3
[INFO] [stderr]   Downloaded gl_generator v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef80abbbb0a637c422350d75820b7b3fdd921b964f32bede818beb47e36ae552
[INFO] running `Command { std: "docker" "start" "-a" "ef80abbbb0a637c422350d75820b7b3fdd921b964f32bede818beb47e36ae552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef80abbbb0a637c422350d75820b7b3fdd921b964f32bede818beb47e36ae552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef80abbbb0a637c422350d75820b7b3fdd921b964f32bede818beb47e36ae552", kill_on_drop: false }`
[INFO] [stdout] ef80abbbb0a637c422350d75820b7b3fdd921b964f32bede818beb47e36ae552
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d82a51d414459fc5de0b3129438d9945f09f2293f0b33e0eef709539947c4f7
[INFO] running `Command { std: "docker" "start" "-a" "2d82a51d414459fc5de0b3129438d9945f09f2293f0b33e0eef709539947c4f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling khronos_api v1.0.1
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling universe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quick-error v1.2.0
[INFO] [stderr]    Compiling xml-rs v0.6.1
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling gl v0.6.3
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/octree.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    |                                       ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout] 28 +     pub fn walk(&mut self, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64)) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reference_frame.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref PRIVILEGED_REFERENCE_FRAME: Arc<ReferenceFrame> = {
[INFO] [stdout] 15 | |         Arc::from(ReferenceFrame {
[INFO] [stdout] 16 | |             label: String::from("Privileged"),
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     };
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reference_frame.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref PRIVILEGED_REFERENCE_FRAME: Arc<ReferenceFrame> = {
[INFO] [stdout] 15 | |         Arc::from(ReferenceFrame {
[INFO] [stdout] 16 | |             label: String::from("Privileged"),
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     };
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 - fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout] 56 + fn test<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 - fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout] 61 + fn vertex<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 111 - fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 111 + fn front<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 - fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 121 + fn back<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:131:23
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 131 - fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 131 + fn right<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 - fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 141 + fn left<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:151:21
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 151 - fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 151 + fn top<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:161:24
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 - fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 161 + fn bottom<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/isosurface.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout] 4 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout] 14 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout] 20 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/octree.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout] 28 +     pub fn walk(&mut self, callback: &(dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/octree.rs:95:54
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i...
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 -     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stdout] 95 +     fn walk(&mut self, info: &OctreeInfo, callback: &dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.72s
[INFO] running `Command { std: "docker" "inspect" "2d82a51d414459fc5de0b3129438d9945f09f2293f0b33e0eef709539947c4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d82a51d414459fc5de0b3129438d9945f09f2293f0b33e0eef709539947c4f7", kill_on_drop: false }`
[INFO] [stdout] 2d82a51d414459fc5de0b3129438d9945f09f2293f0b33e0eef709539947c4f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35bb227b161acbecffdd181773efafffd6eabb606213cb5d4e7196b0d157abfc
[INFO] running `Command { std: "docker" "start" "-a" "35bb227b161acbecffdd181773efafffd6eabb606213cb5d4e7196b0d157abfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling universe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/octree.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    |                                       ^                                                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout] 28 +     pub fn walk(&mut self, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64)) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / quick_error!{
[INFO] [stdout] 6  | |     #[derive(Debug)]
[INFO] [stdout] 7  | |     pub enum Error {
[INFO] [stdout] 8  | |         Nul {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reference_frame.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref PRIVILEGED_REFERENCE_FRAME: Arc<ReferenceFrame> = {
[INFO] [stdout] 15 | |         Arc::from(ReferenceFrame {
[INFO] [stdout] 16 | |             label: String::from("Privileged"),
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     };
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/reference_frame.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     static ref PRIVILEGED_REFERENCE_FRAME: Arc<ReferenceFrame> = {
[INFO] [stdout] 15 | |         Arc::from(ReferenceFrame {
[INFO] [stdout] 16 | |             label: String::from("Privileged"),
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | |     };
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:56:22
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 56 - fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout] 56 + fn test<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 | fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 - fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout] 61 + fn vertex<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:111:23
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 111 - fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 111 + fn front<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:121:22
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 121 - fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 121 + fn back<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:131:23
[INFO] [stdout]     |
[INFO] [stdout] 131 | fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 131 - fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 131 + fn right<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:141:22
[INFO] [stdout]     |
[INFO] [stdout] 141 | fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 141 - fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 141 + fn left<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:151:21
[INFO] [stdout]     |
[INFO] [stdout] 151 | fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 151 - fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 151 + fn top<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/isosurface.rs:161:24
[INFO] [stdout]     |
[INFO] [stdout] 161 | fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 161 - fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout] 161 + fn bottom<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/isosurface.rs:4:32
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout] 4 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout] 14 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/isosurface.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 20 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout] 20 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/octree.rs:28:40
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout] 28 +     pub fn walk(&mut self, callback: &(dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/octree.rs:95:54
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i...
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 -     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stdout] 95 +     fn walk(&mut self, info: &OctreeInfo, callback: &dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:16:29
[INFO] [stdout]    |
[INFO] [stdout] 16 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:22:29
[INFO] [stdout]    |
[INFO] [stdout] 22 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "35bb227b161acbecffdd181773efafffd6eabb606213cb5d4e7196b0d157abfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35bb227b161acbecffdd181773efafffd6eabb606213cb5d4e7196b0d157abfc", kill_on_drop: false }`
[INFO] [stdout] 35bb227b161acbecffdd181773efafffd6eabb606213cb5d4e7196b0d157abfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe08c3f564df5b8d204dee171fc3994c6cd0c0e0bf115972cb729d5b643abedf
[INFO] running `Command { std: "docker" "start" "-a" "fe08c3f564df5b8d204dee171fc3994c6cd0c0e0bf115972cb729d5b643abedf", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/octree.rs:28:39
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stderr]    |                                       ^                                                                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stderr] 28 +     pub fn walk(&mut self, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64)) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / quick_error!{
[INFO] [stderr] 6  | |     #[derive(Debug)]
[INFO] [stderr] 7  | |     pub enum Error {
[INFO] [stderr] 8  | |         Nul {
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     }
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / quick_error!{
[INFO] [stderr] 6  | |     #[derive(Debug)]
[INFO] [stderr] 7  | |     pub enum Error {
[INFO] [stderr] 8  | |         Nul {
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |     }
[INFO] [stderr] 41 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/reference_frame.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     static ref PRIVILEGED_REFERENCE_FRAME: Arc<ReferenceFrame> = {
[INFO] [stderr] 15 | |         Arc::from(ReferenceFrame {
[INFO] [stderr] 16 | |             label: String::from("Privileged"),
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     };
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isosurface.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 | fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 56 - fn test<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stderr] 56 + fn test<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> bool {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isosurface.rs:61:24
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 61 - fn vertex<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stderr] 61 + fn vertex<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> Vertex {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:111:23
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 111 - fn front<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 111 + fn front<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:121:22
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 121 - fn back<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 121 + fn back<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:131:23
[INFO] [stderr]     |
[INFO] [stderr] 131 | fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 131 - fn right<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 131 + fn right<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:141:22
[INFO] [stderr]     |
[INFO] [stderr] 141 | fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 141 - fn left<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 141 + fn left<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:151:21
[INFO] [stderr]     |
[INFO] [stderr] 151 | fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 151 - fn top<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 151 + fn top<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/isosurface.rs:161:24
[INFO] [stderr]     |
[INFO] [stderr] 161 | fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) 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] 161 - fn bottom<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr] 161 + fn bottom<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a), x: f64, y: f64, z: f64) -> [Vertex; 6] {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/isosurface.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stderr]   |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) 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] 4 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stderr] 4 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Self;
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isosurface.rs:14:32
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 14 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stderr] 14 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Geometry {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/isosurface.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 20 -     fn isosurface<'a>(field: &(Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stderr] 20 +     fn isosurface<'a>(field: &(dyn Fn(f64, f64, f64) -> f64 + 'a)) -> Vec<Vertex> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/octree.rs:28:40
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 28 -     pub fn walk(&mut self, callback: &(Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stderr] 28 +     pub fn walk(&mut self, callback: &(dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64))) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/octree.rs:95:54
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i...
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) 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] 95 -     fn walk(&mut self, info: &OctreeInfo, callback: &Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stderr] 95 +     fn walk(&mut self, info: &OctreeInfo, callback: &dyn Fn(&mut OctreeNode, &OctreeInfo, &mut Vec<i8>, i32, f64, f64, f64), path: &mut Vec<i8>, level: i32, x: f64, y: f64, z: f64) {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:32:29
[INFO] [stderr]    |
[INFO] [stderr] 32 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:29
[INFO] [stderr]    |
[INFO] [stderr] 38 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `universe` (bin "universe" test) generated 26 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/universe-2218e5f0f2e1a90c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test reference_frame::tests::parent ... ok
[INFO] [stdout] test reference_frame::tests::nested ... ok
[INFO] [stdout] test reference_frame::tests::sibling ... ok
[INFO] [stdout] test reference_frame::tests::same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe08c3f564df5b8d204dee171fc3994c6cd0c0e0bf115972cb729d5b643abedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe08c3f564df5b8d204dee171fc3994c6cd0c0e0bf115972cb729d5b643abedf", kill_on_drop: false }`
[INFO] [stdout] fe08c3f564df5b8d204dee171fc3994c6cd0c0e0bf115972cb729d5b643abedf