[INFO] fetching crate constellation 0.2.0... [INFO] checking constellation-0.2.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050 [INFO] extracting crate constellation 0.2.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate constellation 0.2.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 827f29d9b2946a11c3860328e9dfd1a70d77b5a789c3bdcdd9f645c4e9695e91 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "827f29d9b2946a11c3860328e9dfd1a70d77b5a789c3bdcdd9f645c4e9695e91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "827f29d9b2946a11c3860328e9dfd1a70d77b5a789c3bdcdd9f645c4e9695e91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "827f29d9b2946a11c3860328e9dfd1a70d77b5a789c3bdcdd9f645c4e9695e91", kill_on_drop: false }` [INFO] [stdout] 827f29d9b2946a11c3860328e9dfd1a70d77b5a789c3bdcdd9f645c4e9695e91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bc65479c99045388bc74167b6900c8ac85635f5a71c440d0c1a18d47ef777c60 [INFO] running `Command { std: "docker" "start" "-a" "bc65479c99045388bc74167b6900c8ac85635f5a71c440d0c1a18d47ef777c60", kill_on_drop: false }` [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking odds v0.2.26 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking rayon v0.6.0 [INFO] [stderr] Checking arrayvec v0.3.25 [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/world.rs:24:26 [INFO] [stdout] | [INFO] [stdout] 24 | cell: UnsafeCell>, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [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] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [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 issue #80165 [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] = note: `#[warn(anonymous_parameters)]` on by default [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 [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 [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>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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>>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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::>>::new(); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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::>>::new(); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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 [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] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [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 issue #80165 [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 [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 [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/world.rs:24:26 [INFO] [stdout] | [INFO] [stdout] 24 | cell: UnsafeCell>, [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [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] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [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 issue #80165 [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] = note: `#[warn(anonymous_parameters)]` on by default [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 [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 [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>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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>>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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::>>::new(); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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::>>::new(); [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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>>, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn System` [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 issue #80165 [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 [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] | ^^^^^^^^ help: use `dyn`: `dyn Resource` [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 issue #80165 [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 [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 [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 19 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.66s [INFO] running `Command { std: "docker" "inspect" "bc65479c99045388bc74167b6900c8ac85635f5a71c440d0c1a18d47ef777c60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc65479c99045388bc74167b6900c8ac85635f5a71c440d0c1a18d47ef777c60", kill_on_drop: false }` [INFO] [stdout] bc65479c99045388bc74167b6900c8ac85635f5a71c440d0c1a18d47ef777c60