[INFO] cloning repository subnomo/MCC-Trainer
[INFO] running `"git" "clone" "--bare" "git://github.com/subnomo/MCC-Trainer.git" "work/cache/sources/gh/subnomo/MCC-Trainer"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/subnomo/MCC-Trainer'...
[INFO] running `"git" "clone" "work/cache/sources/gh/subnomo/MCC-Trainer" "work/ex/beta-1.37-6/sources/1.36.0/gh/subnomo/MCC-Trainer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/subnomo/MCC-Trainer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/subnomo/MCC-Trainer" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/subnomo/MCC-Trainer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/subnomo/MCC-Trainer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fb9c4c12be95dbbe1d4e53a7a12c2d446e0407f3
[INFO] sha for GitHub repo subnomo/MCC-Trainer: fb9c4c12be95dbbe1d4e53a7a12c2d446e0407f3
[INFO] validating manifest of subnomo/MCC-Trainer 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 subnomo/MCC-Trainer 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 subnomo/MCC-Trainer
[INFO] finished frobbing subnomo/MCC-Trainer
[INFO] frobbed toml for subnomo/MCC-Trainer written to work/ex/beta-1.37-6/sources/1.36.0/gh/subnomo/MCC-Trainer/Cargo.toml
[INFO] started frobbing subnomo/MCC-Trainer
[INFO] finished frobbing subnomo/MCC-Trainer
[INFO] frobbed toml for subnomo/MCC-Trainer written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/subnomo/MCC-Trainer/Cargo.toml
[INFO] crate subnomo/MCC-Trainer 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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing subnomo/MCC-Trainer against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/subnomo/MCC-Trainer:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4273b04a3fe0b8bafba2f9cbf5a023bb7e1e3bf8e6c22478d0fb4548208942e5
[INFO] running `"docker" "start" "-a" "4273b04a3fe0b8bafba2f9cbf5a023bb7e1e3bf8e6c22478d0fb4548208942e5"`
[INFO] [stderr]    Compiling mcc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `windows` in `os`
[INFO] [stderr]  --> src/ke_interface.rs:3:14
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os::windows::ffi::OsStrExt;
[INFO] [stderr]   |              ^^^^^^^ could not find `windows` in `os`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::os::windows::ffi::OsStrExt`
[INFO] [stderr]  --> src/ke_interface.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::os::windows::ffi::OsStrExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `encode_wide` found for type `&std::ffi::OsStr` in the current scope
[INFO] [stderr]   --> src/ke_interface.rs:61:14
[INFO] [stderr]    |
[INFO] [stderr] 61 |             .encode_wide()
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `encode_wide` found for type `&std::ffi::OsStr` in the current scope
[INFO] [stderr]   --> src/ke_interface.rs:95:14
[INFO] [stderr]    |
[INFO] [stderr] 95 |             .encode_wide()
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `mcc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4273b04a3fe0b8bafba2f9cbf5a023bb7e1e3bf8e6c22478d0fb4548208942e5"`
[INFO] running `"docker" "rm" "-f" "4273b04a3fe0b8bafba2f9cbf5a023bb7e1e3bf8e6c22478d0fb4548208942e5"`
[INFO] [stdout] 4273b04a3fe0b8bafba2f9cbf5a023bb7e1e3bf8e6c22478d0fb4548208942e5