[INFO] updating cached repository Javyre/nv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Javyre/nv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Javyre/nv" "work/ex/beta-1.38-1/sources/1.37.0/gh/Javyre/nv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Javyre/nv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Javyre/nv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Javyre/nv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Javyre/nv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4845ecd4a0ac047625e0fbf7edc65d8cbe38cd88
[INFO] sha for GitHub repo Javyre/nv: 4845ecd4a0ac047625e0fbf7edc65d8cbe38cd88
[INFO] validating manifest of Javyre/nv 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 Javyre/nv 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 Javyre/nv
[INFO] finished frobbing Javyre/nv
[INFO] frobbed toml for Javyre/nv written to work/ex/beta-1.38-1/sources/1.37.0/gh/Javyre/nv/Cargo.toml
[INFO] started frobbing Javyre/nv
[INFO] finished frobbing Javyre/nv
[INFO] frobbed toml for Javyre/nv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Javyre/nv/Cargo.toml
[INFO] crate Javyre/nv 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 Javyre/nv 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-7/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/Javyre/nv:/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] c2736c5335a749b5f26d0f2b8111b65274d7d51f4786a66d90fec335d936080e
[INFO] running `"docker" "start" "-a" "c2736c5335a749b5f26d0f2b8111b65274d7d51f4786a66d90fec335d936080e"`
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling crossterm v0.5.4
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling enum_dispatch v0.1.2
[INFO] [stderr]    Compiling nv v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected one of `.`, `;`, `?`, or an operator, found `Self`
[INFO] [stderr]    --> src/main.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 481 |         let buffer = file.by_ref().take()
[INFO] [stderr]     |                                          - expected one of `.`, `;`, `?`, or an operator here
[INFO] [stderr] 482 | 
[INFO] [stderr] 483 |         Self {
[INFO] [stderr]     |         ^^^^ unexpected token
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::borrow::Cow`
[INFO] [stderr]   --> src/main.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 | use std::borrow::Cow;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `nv`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c2736c5335a749b5f26d0f2b8111b65274d7d51f4786a66d90fec335d936080e"`
[INFO] running `"docker" "rm" "-f" "c2736c5335a749b5f26d0f2b8111b65274d7d51f4786a66d90fec335d936080e"`
[INFO] [stdout] c2736c5335a749b5f26d0f2b8111b65274d7d51f4786a66d90fec335d936080e