[INFO] updating cached repository spacekookie/fool
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/spacekookie/fool
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/spacekookie/fool" "work/ex/beta-1.38-1/sources/1.37.0/gh/spacekookie/fool"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/spacekookie/fool'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/spacekookie/fool" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spacekookie/fool"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spacekookie/fool'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6635b445a76e4de85d497e5d73598a3c7aa556bd
[INFO] sha for GitHub repo spacekookie/fool: 6635b445a76e4de85d497e5d73598a3c7aa556bd
[INFO] validating manifest of spacekookie/fool 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 spacekookie/fool 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 spacekookie/fool
[INFO] finished frobbing spacekookie/fool
[INFO] frobbed toml for spacekookie/fool written to work/ex/beta-1.38-1/sources/1.37.0/gh/spacekookie/fool/Cargo.toml
[INFO] started frobbing spacekookie/fool
[INFO] finished frobbing spacekookie/fool
[INFO] frobbed toml for spacekookie/fool written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/spacekookie/fool/Cargo.toml
[INFO] crate spacekookie/fool 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 spacekookie/fool 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/spacekookie/fool:/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] ef1ac1843ce5c34a427c9a945e2261ff75ad3fdb205c8f33e51c8e31eccb0871
[INFO] running `"docker" "start" "-a" "ef1ac1843ce5c34a427c9a945e2261ff75ad3fdb205c8f33e51c8e31eccb0871"`
[INFO] [stderr]    Compiling array-macro v1.0.0
[INFO] [stderr]    Compiling ncurses v5.91.0
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling enum-map-derive v0.2.4
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling enum-map v0.2.24
[INFO] [stderr]    Compiling cursive v0.7.6-alpha.0 (https://github.com/gyscos/Cursive#f091cec8)
[INFO] [stderr]    Compiling fool v0.3.0-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `cursive::vec::Vec2`
[INFO] [stderr]   --> src/ui/workspace.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use cursive::vec::Vec2;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cursive::views::*`
[INFO] [stderr]  --> src/ui/input.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use cursive::views::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Buffer`, `ChangeType`, `Git`
[INFO] [stderr]   --> src/ui/input.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 | use state::{Buffer, ChangeType, Git};
[INFO] [stderr]    |             ^^^^^^  ^^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]   --> src/ui/workspace.rs:78:26
[INFO] [stderr]    |
[INFO] [stderr] 78 |                         .as_ref(),
[INFO] [stderr]    |                          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/ui/layout.rs:7:44
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fmt::{Display, Formatter, Result, Write};
[INFO] [stderr]   |                                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cursive::traits`
[INFO] [stderr]  --> src/ui/input.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use cursive::traits::*;
[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 E0283`.
[INFO] [stderr] error: Could not compile `fool`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ef1ac1843ce5c34a427c9a945e2261ff75ad3fdb205c8f33e51c8e31eccb0871"`
[INFO] running `"docker" "rm" "-f" "ef1ac1843ce5c34a427c9a945e2261ff75ad3fdb205c8f33e51c8e31eccb0871"`
[INFO] [stdout] ef1ac1843ce5c34a427c9a945e2261ff75ad3fdb205c8f33e51c8e31eccb0871