[INFO] updating cached repository etrombly/country_parser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/etrombly/country_parser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/etrombly/country_parser" "work/ex/beta-1.37-6/sources/1.36.0/gh/etrombly/country_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/etrombly/country_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/etrombly/country_parser" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/etrombly/country_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/etrombly/country_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 963e36ffae46e82f66c1217a5bac870d1f899659
[INFO] sha for GitHub repo etrombly/country_parser: 963e36ffae46e82f66c1217a5bac870d1f899659
[INFO] validating manifest of etrombly/country_parser on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of etrombly/country_parser on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing etrombly/country_parser
[INFO] finished frobbing etrombly/country_parser
[INFO] frobbed toml for etrombly/country_parser written to work/ex/beta-1.37-6/sources/1.36.0/gh/etrombly/country_parser/Cargo.toml
[INFO] started frobbing etrombly/country_parser
[INFO] finished frobbing etrombly/country_parser
[INFO] frobbed toml for etrombly/country_parser written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/etrombly/country_parser/Cargo.toml
[INFO] crate etrombly/country_parser already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing etrombly/country_parser against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/etrombly/country_parser:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 622a5016e140b3f3772504497a0a871ebe02c5a2a1dd6041d900bd853542be71
[INFO] running `"docker" "start" "-a" "622a5016e140b3f3772504497a0a871ebe02c5a2a1dd6041d900bd853542be71"`
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.2.0
[INFO] [stderr]    Compiling cairo-rs v0.2.0
[INFO] [stderr]    Compiling gio v0.2.0
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling gdk v0.6.0
[INFO] [stderr]    Compiling pdqselect v0.1.0
[INFO] [stderr]    Compiling gtk v0.2.0
[INFO] [stderr]    Compiling glib-sys v0.4.0
[INFO] [stderr]    Compiling gobject-sys v0.4.0
[INFO] [stderr]    Compiling gio-sys v0.4.0
[INFO] [stderr]    Compiling pango-sys v0.4.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.4.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.4.0
[INFO] [stderr]    Compiling gdk-sys v0.4.0
[INFO] [stderr]    Compiling atk-sys v0.4.0
[INFO] [stderr]    Compiling gtk-sys v0.4.0
[INFO] [stderr]    Compiling rand v0.5.1
[INFO] [stderr]    Compiling dbf v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling approx v0.2.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling generic-array v0.11.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling relm-gen-widget v0.10.0
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling shapefile-utils v0.1.0 (https://github.com/fceschmidt/shapefile-utils#680cafb7)
[INFO] [stderr]    Compiling alga v0.6.0
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]   --> /opt/crater/cargo-home/git/checkouts/shapefile-utils-4683fca05b3e30ff/680cafb/src/lib.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | #![feature(associated_consts)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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 `shapefile-utils`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "622a5016e140b3f3772504497a0a871ebe02c5a2a1dd6041d900bd853542be71"`
[INFO] running `"docker" "rm" "-f" "622a5016e140b3f3772504497a0a871ebe02c5a2a1dd6041d900bd853542be71"`
[INFO] [stdout] 622a5016e140b3f3772504497a0a871ebe02c5a2a1dd6041d900bd853542be71