[INFO] updating cached repository josler/checkdir
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/josler/checkdir
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/josler/checkdir" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/josler/checkdir"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/josler/checkdir'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/josler/checkdir" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/josler/checkdir"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/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#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of josler/checkdir on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-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-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/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-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/josler/checkdir/Cargo.toml
[INFO] crate josler/checkdir already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking josler/checkdir against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/josler/checkdir:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14541d8bb91348c4ba3c844c0d6b1897fced3eef307afb22bd8ba7cb710bc97f
[INFO] running `"docker" "start" "-a" "14541d8bb91348c4ba3c844c0d6b1897fced3eef307afb22bd8ba7cb710bc97f"`
[INFO] [stderr]    Compiling syn v0.14.9
[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 13.25s
[INFO] running `"docker" "inspect" "14541d8bb91348c4ba3c844c0d6b1897fced3eef307afb22bd8ba7cb710bc97f"`
[INFO] running `"docker" "rm" "-f" "14541d8bb91348c4ba3c844c0d6b1897fced3eef307afb22bd8ba7cb710bc97f"`
[INFO] [stdout] 14541d8bb91348c4ba3c844c0d6b1897fced3eef307afb22bd8ba7cb710bc97f