[INFO] crate twre_ecs 0.0.2 is already in cache
[INFO] extracting crate twre_ecs 0.0.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/twre_ecs/0.0.2
[INFO] extracting crate twre_ecs 0.0.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/twre_ecs/0.0.2
[INFO] validating manifest of twre_ecs-0.0.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of twre_ecs-0.0.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing twre_ecs-0.0.2
[INFO] finished frobbing twre_ecs-0.0.2
[INFO] frobbed toml for twre_ecs-0.0.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/twre_ecs/0.0.2/Cargo.toml
[INFO] started frobbing twre_ecs-0.0.2
[INFO] finished frobbing twre_ecs-0.0.2
[INFO] frobbed toml for twre_ecs-0.0.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/twre_ecs/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing twre_ecs-0.0.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/twre_ecs/0.0.2:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 88006055ba32e0ca18d493fb4d560862a2263b229d402c9574f35281f9333b68
[INFO] running `"docker" "start" "-a" "88006055ba32e0ca18d493fb4d560862a2263b229d402c9574f35281f9333b68"`
[INFO] [stderr]    Compiling twre_ecs v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `std::marker::Reflect`, `std::marker::MarkerTrait`
[INFO] [stderr]  --> src/core/component.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::marker::{Reflect, MarkerTrait};
[INFO] [stderr]   |                   ^^^^^^^  ^^^^^^^^^^^ no `MarkerTrait` in `marker`
[INFO] [stderr]   |                   |
[INFO] [stderr]   |                   no `Reflect` in `marker`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::marker::Reflect`
[INFO] [stderr]  --> src/core/store.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::marker::Reflect;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^ no `Reflect` in `marker`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved imports `std::collections::vec_map`, `std::collections::vec_map`
[INFO] [stderr]  --> src/vec_map.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::vec_map::{self, VecMap};
[INFO] [stderr]   |                       ^^^^^^^   ^^^^ no `vec_map` in `collections`
[INFO] [stderr]   |                       |
[INFO] [stderr]   |                       could not find `vec_map` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::BitSet`
[INFO] [stderr]  --> src/bit_set.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::BitSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ no `BitSet` in `collections`
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(core)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(collections)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow`
[INFO] [stderr]  --> src/core/query_source.rs:4:19
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::borrow::{Borrow, BorrowMut}; //TODO get rid of this
[INFO] [stderr]   |                   ^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ComponentLink`
[INFO] [stderr]  --> src/core/store_array.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::component::{MAX_STORE_ID, Id, StoreId, ComponentLink};
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/core/entity.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `StoreComponents`, `StoreMutAssignments`
[INFO] [stderr]  --> src/core/world.rs:3:29
[INFO] [stderr]   |
[INFO] [stderr] 3 |     StoreBase, IdStoreBase, StoreComponents, StoreAssignments, StoreMutAssignments,
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/btree_map.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw'
[INFO] [stderr]  --> src/core/store_array.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{iter, slice, raw, mem};
[INFO] [stderr]   |                        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: for more information, see https://github.com/rust-lang/rust/issues/27751
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'raw'
[INFO] [stderr]   --> src/core/store_array.rs:42:56
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let ptr = mem::transmute::<&StoreBase<ID>, raw::TraitObject>(&**store).data;
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: for more information, see https://github.com/rust-lang/rust/issues/27751
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0554, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `twre_ecs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "88006055ba32e0ca18d493fb4d560862a2263b229d402c9574f35281f9333b68"`
[INFO] running `"docker" "rm" "-f" "88006055ba32e0ca18d493fb4d560862a2263b229d402c9574f35281f9333b68"`
[INFO] [stdout] 88006055ba32e0ca18d493fb4d560862a2263b229d402c9574f35281f9333b68