[INFO] updating cached repository https://github.com/mmai/kbooks
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 549487b1f853726edd51879036d3be6eb0784b8e
[INFO] testing mmai/kbooks against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmai%2Fkbooks" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mmai/kbooks on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mmai/kbooks
[INFO] finished tweaking git repo https://github.com/mmai/kbooks
[INFO] tweaked toml for git repo https://github.com/mmai/kbooks written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mmai/kbooks already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] a6a5d5c7b9dabcaf4ad78027505fccd50a8a1b42f3179c293f3ce596888ba141
[INFO] running `"docker" "start" "-a" "a6a5d5c7b9dabcaf4ad78027505fccd50a8a1b42f3179c293f3ce596888ba141"`
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling copyless v0.1.3
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling gettext-utils v0.1.0 (https://github.com/Plume-org/gettext-macros/?rev=a7c605f7edd6bfbfbfe7778026bfefd88d82db10#a7c605f7)
[INFO] [stderr]    Compiling actix-service v0.4.1
[INFO] [stderr]    Compiling email v0.0.20
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.9
[INFO] [stderr]    Compiling signal-hook-registry v1.0.1
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling gettext v0.3.0 (https://github.com/Plume-org/gettext/?rev=294c54d74c699fbc66502b480a37cc66c1daa7f3#294c54d7)
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling string v0.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling blowfish v0.4.0
[INFO] [stderr]    Compiling signal-hook v0.1.9
[INFO] [stderr]    Compiling bcrypt v0.2.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling gettext-macros v0.4.0 (https://github.com/Plume-org/gettext-macros/?rev=a7c605f7edd6bfbfbfe7778026bfefd88d82db10#a7c605f7)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/gettext-macros-217519cc29cc6df4/a7c605f/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene, proc_macro_quote, proc_macro_span, uniform_paths)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    Compiling actix-codec v0.1.2
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `gettext-macros`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a6a5d5c7b9dabcaf4ad78027505fccd50a8a1b42f3179c293f3ce596888ba141"`
[INFO] running `"docker" "rm" "-f" "a6a5d5c7b9dabcaf4ad78027505fccd50a8a1b42f3179c293f3ce596888ba141"`
[INFO] [stdout] a6a5d5c7b9dabcaf4ad78027505fccd50a8a1b42f3179c293f3ce596888ba141