[INFO] updating cached repository lholden/entity_system
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lholden/entity_system
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lholden/entity_system" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/lholden/entity_system"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/lholden/entity_system'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lholden/entity_system" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/lholden/entity_system"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/lholden/entity_system'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 561144bafed1d00374f16f0ec0734b04bd9cc9dd
[INFO] sha for GitHub repo lholden/entity_system: 561144bafed1d00374f16f0ec0734b04bd9cc9dd
[INFO] validating manifest of lholden/entity_system on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lholden/entity_system on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lholden/entity_system
[INFO] finished frobbing lholden/entity_system
[INFO] frobbed toml for lholden/entity_system written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/lholden/entity_system/Cargo.toml
[INFO] started frobbing lholden/entity_system
[INFO] finished frobbing lholden/entity_system
[INFO] frobbed toml for lholden/entity_system written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/lholden/entity_system/Cargo.toml
[INFO] crate lholden/entity_system has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking lholden/entity_system against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-7/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/lholden/entity_system:/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" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fef60040bd26faa7805ae6033f0e1070924b21f7a16b11ab3d5f4d65ac06956f
[INFO] running `"docker" "start" "-a" "fef60040bd26faa7805ae6033f0e1070924b21f7a16b11ab3d5f4d65ac06956f"`
[INFO] [stderr]     Checking entity_system v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
[INFO] [stderr]  --> benches/lib.rs:4:3
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[deriving(Clone)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: The attribute `deriving` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
[INFO] [stderr]  --> benches/lib.rs:9:3
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[deriving(Clone)]
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: add #![feature(custom_attribute)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `entity_system`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "fef60040bd26faa7805ae6033f0e1070924b21f7a16b11ab3d5f4d65ac06956f"`
[INFO] running `"docker" "rm" "-f" "fef60040bd26faa7805ae6033f0e1070924b21f7a16b11ab3d5f4d65ac06956f"`
[INFO] [stdout] fef60040bd26faa7805ae6033f0e1070924b21f7a16b11ab3d5f4d65ac06956f