[INFO] updating cached repository vn971/rm_rf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vn971/rm_rf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vn971/rm_rf" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/vn971/rm_rf"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/vn971/rm_rf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vn971/rm_rf" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/vn971/rm_rf"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/vn971/rm_rf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed651cbd14f418831be6c5df7fff2864cbac84ab
[INFO] sha for GitHub repo vn971/rm_rf: ed651cbd14f418831be6c5df7fff2864cbac84ab
[INFO] validating manifest of vn971/rm_rf on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vn971/rm_rf on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vn971/rm_rf
[INFO] finished frobbing vn971/rm_rf
[INFO] frobbed toml for vn971/rm_rf written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/vn971/rm_rf/Cargo.toml
[INFO] started frobbing vn971/rm_rf
[INFO] finished frobbing vn971/rm_rf
[INFO] frobbed toml for vn971/rm_rf written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/vn971/rm_rf/Cargo.toml
[INFO] crate vn971/rm_rf already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking vn971/rm_rf against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-2/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/vn971/rm_rf:/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a7c6991e17bf699fbdb936029b8a7b1e8763392668e397415608886e8bea55c2
[INFO] running `"docker" "start" "-a" "a7c6991e17bf699fbdb936029b8a7b1e8763392668e397415608886e8bea55c2"`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling stacker v0.1.3
[INFO] [stderr]     Checking rm_rf v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.33s
[INFO] running `"docker" "inspect" "a7c6991e17bf699fbdb936029b8a7b1e8763392668e397415608886e8bea55c2"`
[INFO] running `"docker" "rm" "-f" "a7c6991e17bf699fbdb936029b8a7b1e8763392668e397415608886e8bea55c2"`
[INFO] [stdout] a7c6991e17bf699fbdb936029b8a7b1e8763392668e397415608886e8bea55c2