[INFO] updating cached repository jasonwhite/git-subset
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jasonwhite/git-subset
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwhite/git-subset" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jasonwhite/git-subset"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jasonwhite/git-subset'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jasonwhite/git-subset" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jasonwhite/git-subset"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jasonwhite/git-subset'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b66617c2c49e5b5f6506c73acfce6e5f3f44104
[INFO] sha for GitHub repo jasonwhite/git-subset: 7b66617c2c49e5b5f6506c73acfce6e5f3f44104
[INFO] validating manifest of jasonwhite/git-subset 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 jasonwhite/git-subset 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 jasonwhite/git-subset
[INFO] finished frobbing jasonwhite/git-subset
[INFO] frobbed toml for jasonwhite/git-subset written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/jasonwhite/git-subset/Cargo.toml
[INFO] started frobbing jasonwhite/git-subset
[INFO] finished frobbing jasonwhite/git-subset
[INFO] frobbed toml for jasonwhite/git-subset written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jasonwhite/git-subset/Cargo.toml
[INFO] crate jasonwhite/git-subset 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] 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] checking jasonwhite/git-subset against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-0/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/jasonwhite/git-subset:/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 72046c868be98f52574066815bcb26c0c6e0d1913a15114db36732e48c333a19
[INFO] running `"docker" "start" "-a" "72046c868be98f52574066815bcb26c0c6e0d1913a15114db36732e48c333a19"`
[INFO] [stderr]    Compiling libz-sys v1.0.23
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling curl-sys v0.4.13
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking git-subset v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/filter.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut filter = self.filter
[INFO] [stderr]    |                     ----^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/filter.rs:72:21
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let mut filter = self.filter
[INFO] [stderr]    |                     ----^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.24s
[INFO] running `"docker" "inspect" "72046c868be98f52574066815bcb26c0c6e0d1913a15114db36732e48c333a19"`
[INFO] running `"docker" "rm" "-f" "72046c868be98f52574066815bcb26c0c6e0d1913a15114db36732e48c333a19"`
[INFO] [stdout] 72046c868be98f52574066815bcb26c0c6e0d1913a15114db36732e48c333a19