[INFO] updating cached repository DaFox416/fortnights
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DaFox416/fortnights
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DaFox416/fortnights" "work/ex/beta-1.38-1/sources/1.37.0/gh/DaFox416/fortnights"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DaFox416/fortnights'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DaFox416/fortnights" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DaFox416/fortnights"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DaFox416/fortnights'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8269004de3e2c07c3eca6014fa1b9fae681fec4
[INFO] sha for GitHub repo DaFox416/fortnights: b8269004de3e2c07c3eca6014fa1b9fae681fec4
[INFO] validating manifest of DaFox416/fortnights 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 DaFox416/fortnights 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 DaFox416/fortnights
[INFO] finished frobbing DaFox416/fortnights
[INFO] frobbed toml for DaFox416/fortnights written to work/ex/beta-1.38-1/sources/1.37.0/gh/DaFox416/fortnights/Cargo.toml
[INFO] started frobbing DaFox416/fortnights
[INFO] finished frobbing DaFox416/fortnights
[INFO] frobbed toml for DaFox416/fortnights written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DaFox416/fortnights/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 DaFox416/fortnights 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/DaFox416/fortnights:/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] 3c4717e8652cf53cb37285332129295294d9ebe8ae113c5ca6c4efecd453851f
[INFO] running `"docker" "start" "-a" "3c4717e8652cf53cb37285332129295294d9ebe8ae113c5ca6c4efecd453851f"`
[INFO] [stderr]    Compiling read_input v0.8.1
[INFO] [stderr]    Compiling fortnights v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::From<&_>`
[INFO] [stderr]   --> src/main.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         String::from(files[0].as_ref())
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `std::convert::From::from`
[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 `fortnights`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3c4717e8652cf53cb37285332129295294d9ebe8ae113c5ca6c4efecd453851f"`
[INFO] running `"docker" "rm" "-f" "3c4717e8652cf53cb37285332129295294d9ebe8ae113c5ca6c4efecd453851f"`
[INFO] [stdout] 3c4717e8652cf53cb37285332129295294d9ebe8ae113c5ca6c4efecd453851f