[INFO] cloning repository josler/checkdir
[INFO] running `"git" "clone" "--bare" "git://github.com/josler/checkdir.git" "work/cache/sources/gh/josler/checkdir"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/josler/checkdir'...
[INFO] running `"git" "clone" "work/cache/sources/gh/josler/checkdir" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/josler/checkdir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/josler/checkdir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/josler/checkdir" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/josler/checkdir"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/josler/checkdir'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a7a5c3fd831c2d151d897a4b8743ef114050d846
[INFO] sha for GitHub repo josler/checkdir: a7a5c3fd831c2d151d897a4b8743ef114050d846
[INFO] validating manifest of josler/checkdir on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of josler/checkdir on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing josler/checkdir
[INFO] finished frobbing josler/checkdir
[INFO] frobbed toml for josler/checkdir written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/josler/checkdir/Cargo.toml
[INFO] started frobbing josler/checkdir
[INFO] finished frobbing josler/checkdir
[INFO] frobbed toml for josler/checkdir written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/josler/checkdir/Cargo.toml
[INFO] crate josler/checkdir already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking josler/checkdir against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-7/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/josler/checkdir:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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=forbid" "-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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5f084c60f4b4809f8c5055d746e0091cde63b75dc9243ffbb1b193414c053f76
[INFO] running `"docker" "start" "-a" "5f084c60f4b4809f8c5055d746e0091cde63b75dc9243ffbb1b193414c053f76"`
[INFO] [stderr]    Compiling gumdrop_derive v0.5.0
[INFO] [stderr]     Checking gumdrop v0.5.0
[INFO] [stderr]     Checking checkdir v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/main.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::errors::{ErrorKind, SyncError};
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ErrorKind`
[INFO] [stderr]  --> src/main.rs:5:21
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::errors::{ErrorKind, SyncError};
[INFO] [stderr]   |                     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_kind`
[INFO] [stderr]   --> src/errors.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn into_kind(self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `into_kind`
[INFO] [stderr]   --> src/errors.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn into_kind(self) -> ErrorKind {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `"docker" "inspect" "5f084c60f4b4809f8c5055d746e0091cde63b75dc9243ffbb1b193414c053f76"`
[INFO] running `"docker" "rm" "-f" "5f084c60f4b4809f8c5055d746e0091cde63b75dc9243ffbb1b193414c053f76"`
[INFO] [stdout] 5f084c60f4b4809f8c5055d746e0091cde63b75dc9243ffbb1b193414c053f76