[INFO] updating cached repository hayatoito/icfp2017
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hayatoito/icfp2017
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hayatoito/icfp2017" "work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/icfp2017"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/icfp2017'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hayatoito/icfp2017" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/icfp2017"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/icfp2017'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4a702bc17c480a96cd8610cf1e3eccfa4925173a
[INFO] sha for GitHub repo hayatoito/icfp2017: 4a702bc17c480a96cd8610cf1e3eccfa4925173a
[INFO] validating manifest of hayatoito/icfp2017 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 hayatoito/icfp2017 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 hayatoito/icfp2017
[INFO] finished frobbing hayatoito/icfp2017
[INFO] frobbed toml for hayatoito/icfp2017 written to work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/icfp2017/Cargo.toml
[INFO] started frobbing hayatoito/icfp2017
[INFO] finished frobbing hayatoito/icfp2017
[INFO] frobbed toml for hayatoito/icfp2017 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hayatoito/icfp2017/Cargo.toml
[INFO] crate hayatoito/icfp2017 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 hayatoito/icfp2017 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hayatoito/icfp2017:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] fe664a65fdcee1abe3eec556fb9cfea59e241a07c76f40e0d8142b152180ce14
[INFO] running `"docker" "start" "-a" "fe664a65fdcee1abe3eec556fb9cfea59e241a07c76f40e0d8142b152180ce14"`
[INFO] [stderr]    Compiling futures v0.1.15
[INFO] [stderr]    Compiling quick-error v1.2.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling loggerv v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling pbr v1.0.0
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling logger v0.3.0
[INFO] [stderr]    Compiling icfp2017 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(custom_attribute)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/punter/bot.rs:15:31
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn make(&self) -> Box<Bot> {
[INFO] [stderr]    |                               ^^^ help: use `dyn`: `dyn Bot`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/punter/arena.rs:97:19
[INFO] [stderr]    |
[INFO] [stderr] 97 |     bots: Vec<Box<Bot>>,
[INFO] [stderr]    |                   ^^^ help: use `dyn`: `dyn Bot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/punter/arena.rs:102:60
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn new(map: Map, settings: Settings, bots: Vec<Box<Bot>>, listener: Option<Arc<Mutex<Listener>>>) -> Battle {
[INFO] [stderr]     |                                                            ^^^ help: use `dyn`: `dyn Bot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/punter/arena.rs:122:22
[INFO] [stderr]     |
[INFO] [stderr] 122 |             bot: Box<Bot>,
[INFO] [stderr]     |                      ^^^ help: use `dyn`: `dyn Bot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/punter/arena.rs:284:44
[INFO] [stderr]     |
[INFO] [stderr] 284 |                         .collect::<Vec<Box<Bot>>>();
[INFO] [stderr]     |                                            ^^^ help: use `dyn`: `dyn Bot`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/punter/arena.rs:359:23
[INFO] [stderr]     |
[INFO] [stderr] 359 |     let bots: Vec<Box<Bot>> = vec![
[INFO] [stderr]     |                       ^^^ help: use `dyn`: `dyn Bot`
[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 `icfp2017`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fe664a65fdcee1abe3eec556fb9cfea59e241a07c76f40e0d8142b152180ce14"`
[INFO] running `"docker" "rm" "-f" "fe664a65fdcee1abe3eec556fb9cfea59e241a07c76f40e0d8142b152180ce14"`
[INFO] [stdout] fe664a65fdcee1abe3eec556fb9cfea59e241a07c76f40e0d8142b152180ce14