[INFO] updating cached repository bryal/tedwm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bryal/tedwm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bryal/tedwm" "work/ex/beta-1.37-6/sources/1.36.0/gh/bryal/tedwm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/bryal/tedwm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bryal/tedwm" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bryal/tedwm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bryal/tedwm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0b0374d305c53acd1f9f171c95cb53900850ca4
[INFO] sha for GitHub repo bryal/tedwm: b0b0374d305c53acd1f9f171c95cb53900850ca4
[INFO] validating manifest of bryal/tedwm 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 bryal/tedwm 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 bryal/tedwm
[INFO] finished frobbing bryal/tedwm
[INFO] frobbed toml for bryal/tedwm written to work/ex/beta-1.37-6/sources/1.36.0/gh/bryal/tedwm/Cargo.toml
[INFO] started frobbing bryal/tedwm
[INFO] finished frobbing bryal/tedwm
[INFO] frobbed toml for bryal/tedwm written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/bryal/tedwm/Cargo.toml
[INFO] crate bryal/tedwm 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing bryal/tedwm 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/bryal/tedwm:/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] ed0a712a9af89805a03a25118dcbb461067f4dc5415037f0d32ea9d1ebae942f
[INFO] running `"docker" "start" "-a" "ed0a712a9af89805a03a25118dcbb461067f4dc5415037f0d32ea9d1ebae942f"`
[INFO] [stderr]    Compiling futures v0.1.11
[INFO] [stderr]    Compiling sequence_trie v0.3.0
[INFO] [stderr]    Compiling termion v1.2.0
[INFO] [stderr]    Compiling clap v2.21.1
[INFO] [stderr]    Compiling tokio-timer v0.1.0
[INFO] [stderr]    Compiling tedwm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns, fnbox, inclusive_range_syntax)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/main.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | / macro_rules! println_err {
[INFO] [stderr] 25 | |     ($fmt:expr $(, $args:expr )*) => {
[INFO] [stderr] 26 | |         write!(io::stderr(), "{}\n\r", format!($fmt, $($args),*))
[INFO] [stderr] 27 | |             .expect("Failed to write to stderr")
[INFO] [stderr] 28 | |     };
[INFO] [stderr] 29 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[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 `tedwm`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ed0a712a9af89805a03a25118dcbb461067f4dc5415037f0d32ea9d1ebae942f"`
[INFO] running `"docker" "rm" "-f" "ed0a712a9af89805a03a25118dcbb461067f4dc5415037f0d32ea9d1ebae942f"`
[INFO] [stdout] ed0a712a9af89805a03a25118dcbb461067f4dc5415037f0d32ea9d1ebae942f