[INFO] updating cached repository statianzo/imposters
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/statianzo/imposters
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/statianzo/imposters" "work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/statianzo/imposters"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/statianzo/imposters'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/statianzo/imposters" "work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/statianzo/imposters"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/statianzo/imposters'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 344a5027ba57464a424c1906376445b6e208cb57
[INFO] sha for GitHub repo statianzo/imposters: 344a5027ba57464a424c1906376445b6e208cb57
[INFO] validating manifest of statianzo/imposters on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of statianzo/imposters on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing statianzo/imposters
[INFO] finished frobbing statianzo/imposters
[INFO] frobbed toml for statianzo/imposters written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/statianzo/imposters/Cargo.toml
[INFO] started frobbing statianzo/imposters
[INFO] finished frobbing statianzo/imposters
[INFO] frobbed toml for statianzo/imposters written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/statianzo/imposters/Cargo.toml
[INFO] crate statianzo/imposters already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking statianzo/imposters against try#424a4ae163d6517f301cd4048a4b5dd785be5b2f for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-7/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/statianzo/imposters:/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" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 349453e16b92de88f2a1492d5621c6355e88cfd1bcbb0ffd9ae550d1909a13e6
[INFO] running `"docker" "start" "-a" "349453e16b92de88f2a1492d5621c6355e88cfd1bcbb0ffd9ae550d1909a13e6"`
[INFO] [stderr]     Checking imposters v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `"docker" "inspect" "349453e16b92de88f2a1492d5621c6355e88cfd1bcbb0ffd9ae550d1909a13e6"`
[INFO] running `"docker" "rm" "-f" "349453e16b92de88f2a1492d5621c6355e88cfd1bcbb0ffd9ae550d1909a13e6"`
[INFO] [stdout] 349453e16b92de88f2a1492d5621c6355e88cfd1bcbb0ffd9ae550d1909a13e6