[INFO] crate amethyst_ecs 0.1.1 is already in cache
[INFO] testing amethyst_ecs-0.1.1 against 1.45.2 for beta-1.46-1
[INFO] extracting crate amethyst_ecs 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate amethyst_ecs 0.1.1 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate amethyst_ecs 0.1.1
[INFO] finished tweaking crates.io crate amethyst_ecs 0.1.1
[INFO] tweaked toml for crates.io crate amethyst_ecs 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4e1bdc3f53d6a639d4163fded43555a879741c431ee24479aa5e0d5c31cb739
[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" "e4e1bdc3f53d6a639d4163fded43555a879741c431ee24479aa5e0d5c31cb739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4e1bdc3f53d6a639d4163fded43555a879741c431ee24479aa5e0d5c31cb739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e1bdc3f53d6a639d4163fded43555a879741c431ee24479aa5e0d5c31cb739", kill_on_drop: false }`
[INFO] [stdout] e4e1bdc3f53d6a639d4163fded43555a879741c431ee24479aa5e0d5c31cb739
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84747ccbcb1bde8516847a120ecfa60f48502fc765c19873931bd25783491dae
[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" "84747ccbcb1bde8516847a120ecfa60f48502fc765c19873931bd25783491dae", kill_on_drop: false }`
[INFO] [stderr]    Compiling amethyst_ecs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sim.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     procs: Vec<Box<Processor>>,
[INFO] [stdout]   |                    ^^^^^^^^^ help: use `dyn`: `dyn Processor`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/world.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |             for (a, b) in data {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sim.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut next_state = world;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/world.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_alive`
[INFO] [stdout]   --> src/entity.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn num_alive(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "84747ccbcb1bde8516847a120ecfa60f48502fc765c19873931bd25783491dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84747ccbcb1bde8516847a120ecfa60f48502fc765c19873931bd25783491dae", kill_on_drop: false }`
[INFO] [stdout] 84747ccbcb1bde8516847a120ecfa60f48502fc765c19873931bd25783491dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d068f909749315bf5f05f12fd15c5b04ddd5ba668fe4c9ecebb29ce8dc2877
[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" "d0d068f909749315bf5f05f12fd15c5b04ddd5ba668fe4c9ecebb29ce8dc2877", kill_on_drop: false }`
[INFO] [stderr]    Compiling amethyst_ecs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sim.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     procs: Vec<Box<Processor>>,
[INFO] [stdout]   |                    ^^^^^^^^^ help: use `dyn`: `dyn Processor`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/world.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |             for (a, b) in data {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sim.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut next_state = world;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/world.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_alive`
[INFO] [stdout]   --> src/entity.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn num_alive(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]   --> examples/current_usage.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     x: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> examples/current_usage.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     y: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `z`
[INFO] [stdout]   --> examples/current_usage.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     z: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handle`
[INFO] [stdout]   --> examples/current_usage.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     handle: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> examples/current_usage.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     y: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/sim.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 |     procs: Vec<Box<Processor>>,
[INFO] [stdout]   |                    ^^^^^^^^^ help: use `dyn`: `dyn Processor`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id3`
[INFO] [stdout]   --> src/dynvec.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let id3 = vec.add(Test(0, 0.0));
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_id3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/dynvec.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let vec = DynVec::new::<()>();
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/world.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |             for (a, b) in data {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sim.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let mut next_state = world;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/world.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
[INFO] [stdout]    |                     ----^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `num_alive`
[INFO] [stdout]   --> src/entity.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn num_alive(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "d0d068f909749315bf5f05f12fd15c5b04ddd5ba668fe4c9ecebb29ce8dc2877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d068f909749315bf5f05f12fd15c5b04ddd5ba668fe4c9ecebb29ce8dc2877", kill_on_drop: false }`
[INFO] [stdout] d0d068f909749315bf5f05f12fd15c5b04ddd5ba668fe4c9ecebb29ce8dc2877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41d7e1153c5a27f670304f74a8234abcbd45bfad579267adbebdaad0e15accb9
[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" "41d7e1153c5a27f670304f74a8234abcbd45bfad579267adbebdaad0e15accb9", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/sim.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     procs: Vec<Box<Processor>>,
[INFO] [stderr]   |                    ^^^^^^^^^ help: use `dyn`: `dyn Processor`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id3`
[INFO] [stderr]   --> src/dynvec.rs:99:13
[INFO] [stderr]    |
[INFO] [stderr] 99 |         let id3 = vec.add(Test(0, 0.0));
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_id3`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/dynvec.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let vec = DynVec::new::<()>();
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/world.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |             for (a, b) in data {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/sim.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut next_state = world;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/world.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_alive`
[INFO] [stderr]   --> src/entity.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn num_alive(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/sim.rs:7:20
[INFO] [stderr]   |
[INFO] [stderr] 7 |     procs: Vec<Box<Processor>>,
[INFO] [stderr]   |                    ^^^^^^^^^ help: use `dyn`: `dyn Processor`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/world.rs:41:21
[INFO] [stderr]    |
[INFO] [stderr] 41 |             for (a, b) in data {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/sim.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let mut next_state = world;
[INFO] [stderr]    |             ----^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/world.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |         if let Some(mut c) = self.components.get_mut(&TypeId::of::<(Entity, T)>()) {
[INFO] [stderr]    |                     ----^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `num_alive`
[INFO] [stderr]   --> src/entity.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn num_alive(&self) -> usize {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `x`
[INFO] [stderr]   --> examples/current_usage.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     x: f32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]   --> examples/current_usage.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     y: f32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `z`
[INFO] [stderr]   --> examples/current_usage.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     z: f32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `handle`
[INFO] [stderr]   --> examples/current_usage.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     handle: u64,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `y`
[INFO] [stderr]   --> examples/current_usage.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     y: usize,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/amethyst_ecs-1e7bd85034e29f2e
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test entity::tests::recycling ... ok
[INFO] [stdout] test dynvec::tests::add_remove ... ok
[INFO] [stdout] test entity::tests::creation ... ok
[INFO] [stdout] test dynvec::tests::type_check ... ok
[INFO] [stdout] test dynvec::tests::zero_sized_structs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests amethyst_ecs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "41d7e1153c5a27f670304f74a8234abcbd45bfad579267adbebdaad0e15accb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d7e1153c5a27f670304f74a8234abcbd45bfad579267adbebdaad0e15accb9", kill_on_drop: false }`
[INFO] [stdout] 41d7e1153c5a27f670304f74a8234abcbd45bfad579267adbebdaad0e15accb9