[INFO] updating cached repository mendelt/rusty-cave
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mendelt/rusty-cave
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mendelt/rusty-cave" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/mendelt/rusty-cave"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/mendelt/rusty-cave'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mendelt/rusty-cave" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/mendelt/rusty-cave"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/mendelt/rusty-cave'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 133c50db1b5eeefac73f8e97804f938467165df9
[INFO] sha for GitHub repo mendelt/rusty-cave: 133c50db1b5eeefac73f8e97804f938467165df9
[INFO] validating manifest of mendelt/rusty-cave on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mendelt/rusty-cave on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mendelt/rusty-cave
[INFO] finished frobbing mendelt/rusty-cave
[INFO] frobbed toml for mendelt/rusty-cave written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/mendelt/rusty-cave/Cargo.toml
[INFO] started frobbing mendelt/rusty-cave
[INFO] finished frobbing mendelt/rusty-cave
[INFO] frobbed toml for mendelt/rusty-cave written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/mendelt/rusty-cave/Cargo.toml
[INFO] crate mendelt/rusty-cave already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mendelt/rusty-cave against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-5/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/mendelt/rusty-cave:/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d075e99261a915a01e37109ee0703ae554e6ed5f7f9c0b5b7c3f765aca29cfb6
[INFO] running `"docker" "start" "-a" "d075e99261a915a01e37109ee0703ae554e6ed5f7f9c0b5b7c3f765aca29cfb6"`
[INFO] [stderr]     Checking rustyline v3.0.0
[INFO] [stderr]    Compiling cmdr_macro v0.3.4
[INFO] [stderr]     Checking cmdr v0.3.4
[INFO] [stderr]     Checking rusty-cave v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `"docker" "inspect" "d075e99261a915a01e37109ee0703ae554e6ed5f7f9c0b5b7c3f765aca29cfb6"`
[INFO] running `"docker" "rm" "-f" "d075e99261a915a01e37109ee0703ae554e6ed5f7f9c0b5b7c3f765aca29cfb6"`
[INFO] [stdout] d075e99261a915a01e37109ee0703ae554e6ed5f7f9c0b5b7c3f765aca29cfb6