[INFO] updating cached repository Jon-Davis/ECS
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Jon-Davis/ECS
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Jon-Davis/ECS" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/Jon-Davis/ECS"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/Jon-Davis/ECS'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Jon-Davis/ECS" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/Jon-Davis/ECS"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/Jon-Davis/ECS'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 302f41f895908dce7414c56bda0fef5ad17cccd0
[INFO] sha for GitHub repo Jon-Davis/ECS: 302f41f895908dce7414c56bda0fef5ad17cccd0
[INFO] validating manifest of Jon-Davis/ECS on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Jon-Davis/ECS on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Jon-Davis/ECS
[INFO] finished frobbing Jon-Davis/ECS
[INFO] frobbed toml for Jon-Davis/ECS written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/Jon-Davis/ECS/Cargo.toml
[INFO] started frobbing Jon-Davis/ECS
[INFO] finished frobbing Jon-Davis/ECS
[INFO] frobbed toml for Jon-Davis/ECS written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/Jon-Davis/ECS/Cargo.toml
[INFO] crate Jon-Davis/ECS already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Jon-Davis/ECS against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-4/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/Jon-Davis/ECS:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 16bbc9195b0e7c8e6e9a5ae0763ab0664cdd70eaf0e63acec3b441739a562bea
[INFO] running `"docker" "start" "-a" "16bbc9195b0e7c8e6e9a5ae0763ab0664cdd70eaf0e63acec3b441739a562bea"`
[INFO] [stderr]     Checking ecs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/syncmap.rs:323:9
[INFO] [stderr]     |
[INFO] [stderr] 323 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time`
[INFO] [stderr]    --> src/syncmap.rs:324:15
[INFO] [stderr]     |
[INFO] [stderr] 324 |     use std::{thread,time};
[INFO] [stderr]     |               ^^^^^^ ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]    --> src/syncmap.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/main.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn update(&mut self, token : ResourceToken) -> Trans {
[INFO] [stderr]    |                          ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Read`
[INFO] [stderr]   --> src/syncmap.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Read,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]   --> src/syncmap.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn read(&mut self, r : K) -> &mut Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]   --> src/syncmap.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn read(&self, key : &K) -> Option<& V>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Push`
[INFO] [stderr]   --> src/state.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Push(State),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Swap`
[INFO] [stderr]   --> src/state.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Swap(State),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_entity`
[INFO] [stderr]   --> src/resources.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_entity(&self) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `type_id`
[INFO] [stderr]   --> src/resources.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     type_id: TypeId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `iter`
[INFO] [stderr]   --> src/resources.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn iter(&self) -> ComponentVectorIter<D> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove`
[INFO] [stderr]    --> src/resources.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn remove(&mut self, entity_id : u64){
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ComponentVectorIter`
[INFO] [stderr]    --> src/resources.rs:192:1
[INFO] [stderr]     |
[INFO] [stderr] 192 | struct ComponentVectorIter<'a, D: Component> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/resources.rs:199:5
[INFO] [stderr]     |
[INFO] [stderr] 199 |     fn new(vector : &ComponentVector<D>) -> ComponentVectorIter<D> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CompVecIter`
[INFO] [stderr]    --> src/resources.rs:227:1
[INFO] [stderr]     |
[INFO] [stderr] 227 | pub struct CompVecIter<'a, D : Component> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/resources.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     fn new(vector : &'a ComponentVector<D>) -> CompVecIter<D> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `loan`
[INFO] [stderr]    --> src/resources.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     pub fn loan(&self) -> Option<&Loan<'a,TypeId,Box<ComponentCollection>>>{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unpack`
[INFO] [stderr]    --> src/resources.rs:324:5
[INFO] [stderr]     |
[INFO] [stderr] 324 |     pub fn unpack<C : Component>(&self) -> Option<&Box<ComponentVector<C>>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]    --> src/resources.rs:376:5
[INFO] [stderr]     |
[INFO] [stderr] 376 |     pub fn read<T : Component>(&mut self) -> &mut Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/entity.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn id(&self) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/main.rs:46:26
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn update(&mut self, token : ResourceToken) -> Trans {
[INFO] [stderr]    |                          ^^^^^ help: consider prefixing with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Push`
[INFO] [stderr]   --> src/state.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Push(State),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Swap`
[INFO] [stderr]   --> src/state.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Swap(State),
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `type_id`
[INFO] [stderr]   --> src/resources.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     type_id: TypeId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CompVecIter`
[INFO] [stderr]    --> src/resources.rs:227:1
[INFO] [stderr]     |
[INFO] [stderr] 227 | pub struct CompVecIter<'a, D : Component> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/resources.rs:232:5
[INFO] [stderr]     |
[INFO] [stderr] 232 |     fn new(vector : &'a ComponentVector<D>) -> CompVecIter<D> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `loan`
[INFO] [stderr]    --> src/resources.rs:317:5
[INFO] [stderr]     |
[INFO] [stderr] 317 |     pub fn loan(&self) -> Option<&Loan<'a,TypeId,Box<ComponentCollection>>>{
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unpack`
[INFO] [stderr]    --> src/resources.rs:324:5
[INFO] [stderr]     |
[INFO] [stderr] 324 |     pub fn unpack<C : Component>(&self) -> Option<&Box<ComponentVector<C>>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `read`
[INFO] [stderr]    --> src/resources.rs:376:5
[INFO] [stderr]     |
[INFO] [stderr] 376 |     pub fn read<T : Component>(&mut self) -> &mut Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `CompB`
[INFO] [stderr]    --> src/resources.rs:399:5
[INFO] [stderr]     |
[INFO] [stderr] 399 |     struct CompB {
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/resources.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |         fn new(id : u64) -> CompB {
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `id`
[INFO] [stderr]   --> src/entity.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn id(&self) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "16bbc9195b0e7c8e6e9a5ae0763ab0664cdd70eaf0e63acec3b441739a562bea"`
[INFO] running `"docker" "rm" "-f" "16bbc9195b0e7c8e6e9a5ae0763ab0664cdd70eaf0e63acec3b441739a562bea"`
[INFO] [stdout] 16bbc9195b0e7c8e6e9a5ae0763ab0664cdd70eaf0e63acec3b441739a562bea