[INFO] updating cached repository velvetops/rust-game-of-life [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/velvetops/rust-game-of-life [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/velvetops/rust-game-of-life" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/velvetops/rust-game-of-life"` [INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/velvetops/rust-game-of-life'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/velvetops/rust-game-of-life" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/velvetops/rust-game-of-life"` [INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/velvetops/rust-game-of-life'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ea8996e25ca4275627a91ec5395f8db8a234fa94 [INFO] sha for GitHub repo velvetops/rust-game-of-life: ea8996e25ca4275627a91ec5395f8db8a234fa94 [INFO] validating manifest of velvetops/rust-game-of-life on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of velvetops/rust-game-of-life on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing velvetops/rust-game-of-life [INFO] finished frobbing velvetops/rust-game-of-life [INFO] frobbed toml for velvetops/rust-game-of-life written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/velvetops/rust-game-of-life/Cargo.toml [INFO] started frobbing velvetops/rust-game-of-life [INFO] finished frobbing velvetops/rust-game-of-life [INFO] frobbed toml for velvetops/rust-game-of-life written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/velvetops/rust-game-of-life/Cargo.toml [INFO] crate velvetops/rust-game-of-life has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking velvetops/rust-game-of-life against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-3/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/velvetops/rust-game-of-life:/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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] db4ee6564319af519edcfd06ecf1f6f7cef924744424a78397eaae57cf1cb6d1 [INFO] running `"docker" "start" "-a" "db4ee6564319af519edcfd06ecf1f6f7cef924744424a78397eaae57cf1cb6d1"` [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Checking rand_core v0.2.0 [INFO] [stderr] Checking rand v0.5.0 [INFO] [stderr] Checking my-game-of-life v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.70s [INFO] running `"docker" "inspect" "db4ee6564319af519edcfd06ecf1f6f7cef924744424a78397eaae57cf1cb6d1"` [INFO] running `"docker" "rm" "-f" "db4ee6564319af519edcfd06ecf1f6f7cef924744424a78397eaae57cf1cb6d1"` [INFO] [stdout] db4ee6564319af519edcfd06ecf1f6f7cef924744424a78397eaae57cf1cb6d1