[INFO] updating cached repository bitex-la/bureaucrat
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bitex-la/bureaucrat
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bitex-la/bureaucrat" "work/ex/beta-1.38-1/sources/1.37.0/gh/bitex-la/bureaucrat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bitex-la/bureaucrat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bitex-la/bureaucrat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bitex-la/bureaucrat"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bitex-la/bureaucrat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6010d22547142e2ee0e9676e2aeaa40dfabb39a2
[INFO] sha for GitHub repo bitex-la/bureaucrat: 6010d22547142e2ee0e9676e2aeaa40dfabb39a2
[INFO] validating manifest of bitex-la/bureaucrat on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bitex-la/bureaucrat on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bitex-la/bureaucrat
[INFO] finished frobbing bitex-la/bureaucrat
[INFO] frobbed toml for bitex-la/bureaucrat written to work/ex/beta-1.38-1/sources/1.37.0/gh/bitex-la/bureaucrat/Cargo.toml
[INFO] started frobbing bitex-la/bureaucrat
[INFO] finished frobbing bitex-la/bureaucrat
[INFO] frobbed toml for bitex-la/bureaucrat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bitex-la/bureaucrat/Cargo.toml
[INFO] crate bitex-la/bureaucrat already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bitex-la/bureaucrat against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bitex-la/bureaucrat:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3495e392ddf892baab5153e6af777099ed1ee4f22cf3ae826d12076d8b140464
[INFO] running `"docker" "start" "-a" "3495e392ddf892baab5153e6af777099ed1ee4f22cf3ae826d12076d8b140464"`
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling queryst v1.0.1
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling jsonapi v0.5.1
[INFO] [stderr]    Compiling bureaucrat v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_derive, plugin, macro_reexport)] 
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: subsumed by `#[proc_macro_derive]`
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_derive, plugin, macro_reexport)] 
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> src/lib.rs:1:35
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_derive, plugin, macro_reexport)] 
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: subsumed by `pub use`
[INFO] [stderr]  --> src/lib.rs:1:35
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_derive, plugin, macro_reexport)] 
[INFO] [stderr]   |                                   ^^^^^^^^^^^^^^
[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(custom_derive, plugin, macro_reexport)] 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/json_api.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:2:1
[INFO] [stderr]    |
[INFO] [stderr] 2  | / error_chain! {
[INFO] [stderr] 3  | |     errors {
[INFO] [stderr] 4  | |         InvalidCbuFormat
[INFO] [stderr] 5  | |         InvalidCbuChecksum
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |     }
[INFO] [stderr] 19 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `bureaucrat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3495e392ddf892baab5153e6af777099ed1ee4f22cf3ae826d12076d8b140464"`
[INFO] running `"docker" "rm" "-f" "3495e392ddf892baab5153e6af777099ed1ee4f22cf3ae826d12076d8b140464"`
[INFO] [stdout] 3495e392ddf892baab5153e6af777099ed1ee4f22cf3ae826d12076d8b140464