[INFO] crate parity-bn 0.4.4 is already in cache
[INFO] extracting crate parity-bn 0.4.4 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/parity-bn/0.4.4
[INFO] extracting crate parity-bn 0.4.4 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/parity-bn/0.4.4
[INFO] validating manifest of parity-bn-0.4.4 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of parity-bn-0.4.4 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing parity-bn-0.4.4
[INFO] finished frobbing parity-bn-0.4.4
[INFO] frobbed toml for parity-bn-0.4.4 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/parity-bn/0.4.4/Cargo.toml
[INFO] started frobbing parity-bn-0.4.4
[INFO] finished frobbing parity-bn-0.4.4
[INFO] frobbed toml for parity-bn-0.4.4 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/parity-bn/0.4.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking parity-bn-0.4.4 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-6/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/parity-bn/0.4.4:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a8b5ec23b53e84e7341e0b2ef8b30f0efa9be31d5913d99ab14c785f25cfcd0
[INFO] running `"docker" "start" "-a" "4a8b5ec23b53e84e7341e0b2ef8b30f0efa9be31d5913d99ab14c785f25cfcd0"`
[INFO] [stderr]     Checking parity-bn v0.4.4 (/opt/crater/workdir)
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/lib.rs:19:64
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/lib.rs:19:48
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:103:64
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:103:48
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:284:64
[INFO] [stderr]     |
[INFO] [stderr] 284 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:284:48
[INFO] [stderr]     |
[INFO] [stderr] 284 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:378:64
[INFO] [stderr]     |
[INFO] [stderr] 378 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:378:48
[INFO] [stderr]     |
[INFO] [stderr] 378 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:415:64
[INFO] [stderr]     |
[INFO] [stderr] 415 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:415:48
[INFO] [stderr]     |
[INFO] [stderr] 415 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:537:64
[INFO] [stderr]     |
[INFO] [stderr] 537 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:537:48
[INFO] [stderr]     |
[INFO] [stderr] 537 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `parity-bn`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]   --> src/lib.rs:19:64
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]    |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(crater_run)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]   --> src/lib.rs:19:48
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:103:64
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:103:48
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:284:64
[INFO] [stderr]     |
[INFO] [stderr] 284 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:284:48
[INFO] [stderr]     |
[INFO] [stderr] 284 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:378:64
[INFO] [stderr]     |
[INFO] [stderr] 378 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:378:48
[INFO] [stderr]     |
[INFO] [stderr] 378 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:415:64
[INFO] [stderr]     |
[INFO] [stderr] 415 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:415:48
[INFO] [stderr]     |
[INFO] [stderr] 415 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcEncodable` is unstable
[INFO] [stderr]    --> src/lib.rs:537:64
[INFO] [stderr]     |
[INFO] [stderr] 537 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: `RustcDecodable` is unstable
[INFO] [stderr]    --> src/lib.rs:537:48
[INFO] [stderr]     |
[INFO] [stderr] 537 | #[cfg_attr(feature = "rustc-serialize", derive(RustcDecodable, RustcEncodable))]
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `parity-bn`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4a8b5ec23b53e84e7341e0b2ef8b30f0efa9be31d5913d99ab14c785f25cfcd0"`
[INFO] running `"docker" "rm" "-f" "4a8b5ec23b53e84e7341e0b2ef8b30f0efa9be31d5913d99ab14c785f25cfcd0"`
[INFO] [stdout] 4a8b5ec23b53e84e7341e0b2ef8b30f0efa9be31d5913d99ab14c785f25cfcd0