[INFO] updating cached repository colt-browning/sandpile
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/colt-browning/sandpile
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/colt-browning/sandpile" "work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/colt-browning/sandpile"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/colt-browning/sandpile'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/colt-browning/sandpile" "work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/colt-browning/sandpile"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/colt-browning/sandpile'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20a15658880324e6022e8e15549d3fd7d231a307
[INFO] sha for GitHub repo colt-browning/sandpile: 20a15658880324e6022e8e15549d3fd7d231a307
[INFO] validating manifest of colt-browning/sandpile on toolchain master#efe2f32a6b8217425f361ec7c206910c611c03ee
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of colt-browning/sandpile on toolchain try#78b0bd8441ef961f6475e3d47fe3bca38cb83432
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing colt-browning/sandpile
[INFO] finished frobbing colt-browning/sandpile
[INFO] frobbed toml for colt-browning/sandpile written to work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/colt-browning/sandpile/Cargo.toml
[INFO] started frobbing colt-browning/sandpile
[INFO] finished frobbing colt-browning/sandpile
[INFO] frobbed toml for colt-browning/sandpile written to work/ex/pr-60039/sources/try#78b0bd8441ef961f6475e3d47fe3bca38cb83432/gh/colt-browning/sandpile/Cargo.toml
[INFO] crate colt-browning/sandpile already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78b0bd8441ef961f6475e3d47fe3bca38cb83432-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking colt-browning/sandpile against master#efe2f32a6b8217425f361ec7c206910c611c03ee for pr-60039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039/worker-3/master#efe2f32a6b8217425f361ec7c206910c611c03ee:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039/sources/master#efe2f32a6b8217425f361ec7c206910c611c03ee/gh/colt-browning/sandpile:/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" "+efe2f32a6b8217425f361ec7c206910c611c03ee-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dbb2aadb460fc8517354914e183739e3d3c99147eb0572a471f3a202d7a186b4
[INFO] running `"docker" "start" "-a" "dbb2aadb460fc8517354914e183739e3d3c99147eb0572a471f3a202d7a186b4"`
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking repng v0.2.2
[INFO] [stderr]     Checking sandpile v0.12.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.12s
[INFO] running `"docker" "inspect" "dbb2aadb460fc8517354914e183739e3d3c99147eb0572a471f3a202d7a186b4"`
[INFO] running `"docker" "rm" "-f" "dbb2aadb460fc8517354914e183739e3d3c99147eb0572a471f3a202d7a186b4"`
[INFO] [stdout] dbb2aadb460fc8517354914e183739e3d3c99147eb0572a471f3a202d7a186b4