[INFO] updating cached repository aji/oxide-proxy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aji/oxide-proxy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aji/oxide-proxy" "work/ex/beta-1.38-1/sources/1.37.0/gh/aji/oxide-proxy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aji/oxide-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aji/oxide-proxy" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aji/oxide-proxy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aji/oxide-proxy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed05495255bc35a260a65224647e91c27d401966
[INFO] sha for GitHub repo aji/oxide-proxy: ed05495255bc35a260a65224647e91c27d401966
[INFO] validating manifest of aji/oxide-proxy 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 aji/oxide-proxy 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 aji/oxide-proxy
[INFO] finished frobbing aji/oxide-proxy
[INFO] frobbed toml for aji/oxide-proxy written to work/ex/beta-1.38-1/sources/1.37.0/gh/aji/oxide-proxy/Cargo.toml
[INFO] started frobbing aji/oxide-proxy
[INFO] finished frobbing aji/oxide-proxy
[INFO] frobbed toml for aji/oxide-proxy written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aji/oxide-proxy/Cargo.toml
[INFO] crate aji/oxide-proxy 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 aji/oxide-proxy 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-0/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/aji/oxide-proxy:/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] 119ac877044da7e55cc5241006a88de5502c3de205197a6e1567efb48d1fe5eb
[INFO] running `"docker" "start" "-a" "119ac877044da7e55cc5241006a88de5502c3de205197a6e1567efb48d1fe5eb"`
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling futures v0.1.13
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.27
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling bytes v0.4.2
[INFO] [stderr]    Compiling mio v0.6.6
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling tokio-core v0.1.6
[INFO] [stderr]    Compiling env_logger v0.4.2
[INFO] [stderr]    Compiling badlog v0.2.5
[INFO] [stderr]    Compiling oxide-proxy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(test)]
[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 `oxide-proxy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "119ac877044da7e55cc5241006a88de5502c3de205197a6e1567efb48d1fe5eb"`
[INFO] running `"docker" "rm" "-f" "119ac877044da7e55cc5241006a88de5502c3de205197a6e1567efb48d1fe5eb"`
[INFO] [stdout] 119ac877044da7e55cc5241006a88de5502c3de205197a6e1567efb48d1fe5eb