[INFO] updating cached repository zzeroo/gtk-betas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zzeroo/gtk-betas
[INFO] [stderr]  * branch              HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zzeroo/gtk-betas" "work/ex/beta-1.38-1/sources/1.37.0/gh/zzeroo/gtk-betas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zzeroo/gtk-betas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zzeroo/gtk-betas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzeroo/gtk-betas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzeroo/gtk-betas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d93cfc390b331d760f4e555112adb29025271fe9
[INFO] sha for GitHub repo zzeroo/gtk-betas: d93cfc390b331d760f4e555112adb29025271fe9
[INFO] validating manifest of zzeroo/gtk-betas 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 zzeroo/gtk-betas 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 zzeroo/gtk-betas
[INFO] finished frobbing zzeroo/gtk-betas
[INFO] frobbed toml for zzeroo/gtk-betas written to work/ex/beta-1.38-1/sources/1.37.0/gh/zzeroo/gtk-betas/Cargo.toml
[INFO] started frobbing zzeroo/gtk-betas
[INFO] finished frobbing zzeroo/gtk-betas
[INFO] frobbed toml for zzeroo/gtk-betas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzeroo/gtk-betas/Cargo.toml
[INFO] crate zzeroo/gtk-betas 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing zzeroo/gtk-betas against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zzeroo/gtk-betas:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 01d3805e2229d9d6b462c842688740675a82733e3439e202f19305f74bed3ed0
[INFO] running `"docker" "start" "-a" "01d3805e2229d9d6b462c842688740675a82733e3439e202f19305f74bed3ed0"`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling cairo-rs v0.1.1 (https://github.com/gtk-rs/cairo#411ffb9c)
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling quote v0.3.13
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling gio v0.1.1 (https://github.com/gtk-rs/gio#a7e8f44f)
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.1.1 (https://github.com/gtk-rs/gdk-pixbuf#739fe928)
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling gdk v0.5.1 (https://github.com/gtk-rs/gdk.git#8b334252)
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling c_vec v1.2.0
[INFO] [stderr]    Compiling route-recognizer v0.1.11
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.11/src/nfa.rs:568:3
[INFO] [stderr]     |
[INFO] [stderr] 568 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.11/src/nfa.rs:582:3
[INFO] [stderr]     |
[INFO] [stderr] 582 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.11/src/nfa.rs:596:3
[INFO] [stderr]     |
[INFO] [stderr] 596 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/route-recognizer-0.1.11/src/lib.rs:303:3
[INFO] [stderr]     |
[INFO] [stderr] 303 | #[bench]
[INFO] [stderr]     |   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: for more information, see https://github.com/rust-lang/rust/issues/50297
[INFO] [stderr] 
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling gtk v0.1.1 (https://github.com/gtk-rs/gtk.git#7a4b9660)
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `route-recognizer`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "01d3805e2229d9d6b462c842688740675a82733e3439e202f19305f74bed3ed0"`
[INFO] running `"docker" "rm" "-f" "01d3805e2229d9d6b462c842688740675a82733e3439e202f19305f74bed3ed0"`
[INFO] [stdout] 01d3805e2229d9d6b462c842688740675a82733e3439e202f19305f74bed3ed0