[INFO] updating cached repository siddharthist/coq-imports
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/siddharthist/coq-imports
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/siddharthist/coq-imports" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/siddharthist/coq-imports"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/siddharthist/coq-imports'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/siddharthist/coq-imports" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/siddharthist/coq-imports"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/siddharthist/coq-imports'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce547cc0841eb5a64926f6b51a3b2df4de324ec3
[INFO] sha for GitHub repo siddharthist/coq-imports: ce547cc0841eb5a64926f6b51a3b2df4de324ec3
[INFO] validating manifest of siddharthist/coq-imports on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of siddharthist/coq-imports on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing siddharthist/coq-imports
[INFO] finished frobbing siddharthist/coq-imports
[INFO] frobbed toml for siddharthist/coq-imports written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/siddharthist/coq-imports/Cargo.toml
[INFO] started frobbing siddharthist/coq-imports
[INFO] finished frobbing siddharthist/coq-imports
[INFO] frobbed toml for siddharthist/coq-imports written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/siddharthist/coq-imports/Cargo.toml
[INFO] crate siddharthist/coq-imports already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking siddharthist/coq-imports against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-1/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/siddharthist/coq-imports:/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=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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 37aebe7c3498b84d69c79bac4e196a0642a1d4904522875bd635eea7f8477048
[INFO] running `"docker" "start" "-a" "37aebe7c3498b84d69c79bac4e196a0642a1d4904522875bd635eea7f8477048"`
[INFO] [stderr]     Checking env_logger v0.6.0
[INFO] [stderr]     Checking pretty_env_logger v0.3.0
[INFO] [stderr]     Checking coq-imports v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/lib.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn config_from_matches<'a>(matches: &'a clap::ArgMatches,
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/lib.rs:20:32
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn config_from_matches<'a>(matches: &'a clap::ArgMatches,
[INFO] [stderr]    |                                ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `"docker" "inspect" "37aebe7c3498b84d69c79bac4e196a0642a1d4904522875bd635eea7f8477048"`
[INFO] running `"docker" "rm" "-f" "37aebe7c3498b84d69c79bac4e196a0642a1d4904522875bd635eea7f8477048"`
[INFO] [stdout] 37aebe7c3498b84d69c79bac4e196a0642a1d4904522875bd635eea7f8477048