[INFO] fetching crate constellation 0.2.0...
[INFO] checking constellation-0.2.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate constellation 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate constellation 0.2.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate constellation 0.2.0
[INFO] finished tweaking crates.io crate constellation 0.2.0
[INFO] tweaked toml for crates.io crate constellation 0.2.0 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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "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" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v0.6.0
[INFO] [stderr]   Downloaded odds v0.2.26
[INFO] [stderr]   Downloaded arrayvec v0.3.25
[INFO] [stderr]   Downloaded tuple_utils v0.2.0
[INFO] [stderr]   Downloaded deque v0.3.2
[INFO] [stderr]   Downloaded atom v0.3.6
[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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb896a52319066017c1bf4e6b1ea951ef98a3d90146f2408dd9ca3c878100698
[INFO] running `Command { std: "docker" "start" "-a" "bb896a52319066017c1bf4e6b1ea951ef98a3d90146f2408dd9ca3c878100698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb896a52319066017c1bf4e6b1ea951ef98a3d90146f2408dd9ca3c878100698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb896a52319066017c1bf4e6b1ea951ef98a3d90146f2408dd9ca3c878100698", kill_on_drop: false }`
[INFO] [stdout] bb896a52319066017c1bf4e6b1ea951ef98a3d90146f2408dd9ca3c878100698
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e163a7de8e3a64b4de2eee689303e636d68413218b892e24aebc70b98fb8f4
[INFO] running `Command { std: "docker" "start" "-a" "42e163a7de8e3a64b4de2eee689303e636d68413218b892e24aebc70b98fb8f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking deque v0.3.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking atom v0.3.6
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking constellation v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/world.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / bitflags! {
[INFO] [stdout] 18 | |     flags ResourceDescription: u32 {
[INFO] [stdout] 19 | |         const ENTITY_DATA = 0b00000001
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/world.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / bitflags! {
[INFO] [stdout] 18 | |     flags ResourceDescription: u32 {
[INFO] [stdout] 19 | |         const ENTITY_DATA = 0b00000001
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/world.rs:162:27
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn execute(&mut self, &World, &S) -> EntityChangeSet;
[INFO] [stdout]     |                           ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &World`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/world.rs:162:35
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn execute(&mut self, &World, &S) -> EntityChangeSet;
[INFO] [stdout]     |                                   ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn clear_entity_data(&mut self, &[Entity]) {}
[INFO] [stdout]    |                                     ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[Entity]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn get(&self, Entity) -> Option<&Self::Component>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_mut(&mut self, Entity) -> Option<&mut Self::Component>;
[INFO] [stdout]    |                           ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/world.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / bitflags! {
[INFO] [stdout] 18 | |     flags ResourceDescription: u32 {
[INFO] [stdout] 19 | |         const ENTITY_DATA = 0b00000001
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/world.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / bitflags! {
[INFO] [stdout] 18 | |     flags ResourceDescription: u32 {
[INFO] [stdout] 19 | |         const ENTITY_DATA = 0b00000001
[INFO] [stdout] 20 | |     }
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/world.rs:162:27
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn execute(&mut self, &World, &S) -> EntityChangeSet;
[INFO] [stdout]     |                           ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &World`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/world.rs:162:35
[INFO] [stdout]     |
[INFO] [stdout] 162 |     fn execute(&mut self, &World, &S) -> EntityChangeSet;
[INFO] [stdout]     |                                   ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `entities::*`
[INFO] [stdout]    --> src/world.rs:594:9
[INFO] [stdout]     |
[INFO] [stdout] 594 |     use entities::*;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `resource::*`
[INFO] [stdout]    --> src/world.rs:595:9
[INFO] [stdout]     |
[INFO] [stdout] 595 |     use resource::*;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn clear_entity_data(&mut self, &[Entity]) {}
[INFO] [stdout]    |                                     ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[Entity]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn get(&self, Entity) -> Option<&Self::Component>;
[INFO] [stdout]    |                   ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/resource.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn get_mut(&mut self, Entity) -> Option<&mut Self::Component>;
[INFO] [stdout]    |                           ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Entity`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `entities::*`
[INFO] [stdout]    --> src/resource.rs:463:9
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use entities::*;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `world::*`
[INFO] [stdout]    --> src/resource.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 |     use world::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/world.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     cell: UnsafeCell<Box<Resource>>,
[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] 24 |     cell: UnsafeCell<Box<dyn Resource>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:227:22
[INFO] [stdout]     |
[INFO] [stdout] 227 |     systems: Vec<Box<System<S>>>,
[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] 227 |     systems: Vec<Box<dyn System<S>>>,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:238:26
[INFO] [stdout]     |
[INFO] [stdout] 238 |     batches: Vec<Vec<Box<System<S>>>>,
[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] 238 |     batches: Vec<Vec<Box<dyn System<S>>>>,
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/world.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub unsafe fn get_mut(&self) -> &mut Resource {
[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] 34 |     pub unsafe fn get_mut(&self) -> &mut dyn Resource {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:449:37
[INFO] [stdout]     |
[INFO] [stdout] 449 |                        &mut Vec<Box<System<S>>>,
[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] 449 |                        &mut Vec<Box<dyn System<S>>>,
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/resource.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Resource {
[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] 26 | impl dyn Resource {
[INFO] [stdout]    |      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/world.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     cell: UnsafeCell<Box<Resource>>,
[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] 24 |     cell: UnsafeCell<Box<dyn Resource>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:227:22
[INFO] [stdout]     |
[INFO] [stdout] 227 |     systems: Vec<Box<System<S>>>,
[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] 227 |     systems: Vec<Box<dyn System<S>>>,
[INFO] [stdout]     |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:238:26
[INFO] [stdout]     |
[INFO] [stdout] 238 |     batches: Vec<Vec<Box<System<S>>>>,
[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] 238 |     batches: Vec<Vec<Box<dyn System<S>>>>,
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/world.rs:34:42
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub unsafe fn get_mut(&self) -> &mut Resource {
[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] 34 |     pub unsafe fn get_mut(&self) -> &mut dyn Resource {
[INFO] [stdout]    |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:449:37
[INFO] [stdout]     |
[INFO] [stdout] 449 |                        &mut Vec<Box<System<S>>>,
[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] 449 |                        &mut Vec<Box<dyn System<S>>>,
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/resource.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Resource {
[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] 26 | impl dyn Resource {
[INFO] [stdout]    |      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:264:35
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let mut batch = Vec::<Box<System<S>>>::new();
[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] 264 |         let mut batch = Vec::<Box<dyn System<S>>>::new();
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     batch = Vec::<Box<System<S>>>::new();
[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] 270 |                     batch = Vec::<Box<dyn System<S>>>::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:264:35
[INFO] [stdout]     |
[INFO] [stdout] 264 |         let mut batch = Vec::<Box<System<S>>>::new();
[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] 264 |         let mut batch = Vec::<Box<dyn System<S>>>::new();
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/world.rs:270:39
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     batch = Vec::<Box<System<S>>>::new();
[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] 270 |                     batch = Vec::<Box<dyn System<S>>>::new();
[INFO] [stdout]     |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/world.rs:654:17
[INFO] [stdout]     |
[INFO] [stdout] 654 |         let (_, mut test) = unsafe { world.get_resource_mut::<TestResource>().unwrap() };
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "42e163a7de8e3a64b4de2eee689303e636d68413218b892e24aebc70b98fb8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e163a7de8e3a64b4de2eee689303e636d68413218b892e24aebc70b98fb8f4", kill_on_drop: false }`
[INFO] [stdout] 42e163a7de8e3a64b4de2eee689303e636d68413218b892e24aebc70b98fb8f4
