[INFO] cloning repository steveklabnik/adventure2
[INFO] running `"git" "clone" "--bare" "git://github.com/steveklabnik/adventure2.git" "work/cache/sources/gh/steveklabnik/adventure2"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/steveklabnik/adventure2'...
[INFO] running `"git" "clone" "work/cache/sources/gh/steveklabnik/adventure2" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/steveklabnik/adventure2"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/steveklabnik/adventure2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/steveklabnik/adventure2" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/steveklabnik/adventure2"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/steveklabnik/adventure2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e58a2cc28150add31b8798229a685ffd50ad3fb
[INFO] sha for GitHub repo steveklabnik/adventure2: 5e58a2cc28150add31b8798229a685ffd50ad3fb
[INFO] validating manifest of steveklabnik/adventure2 on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of steveklabnik/adventure2 on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing steveklabnik/adventure2
[INFO] finished frobbing steveklabnik/adventure2
[INFO] frobbed toml for steveklabnik/adventure2 written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/steveklabnik/adventure2/Cargo.toml
[INFO] started frobbing steveklabnik/adventure2
[INFO] finished frobbing steveklabnik/adventure2
[INFO] frobbed toml for steveklabnik/adventure2 written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/steveklabnik/adventure2/Cargo.toml
[INFO] crate steveklabnik/adventure2 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking steveklabnik/adventure2 against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-4/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/steveklabnik/adventure2:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7b3d2b0a66cb5af0a96f7d4851eecf54f414c6e308efb5d544a2bf5a22229f33
[INFO] running `"docker" "start" "-a" "7b3d2b0a66cb5af0a96f7d4851eecf54f414c6e308efb5d544a2bf5a22229f33"`
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking adventure v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.59s
[INFO] running `"docker" "inspect" "7b3d2b0a66cb5af0a96f7d4851eecf54f414c6e308efb5d544a2bf5a22229f33"`
[INFO] running `"docker" "rm" "-f" "7b3d2b0a66cb5af0a96f7d4851eecf54f414c6e308efb5d544a2bf5a22229f33"`
[INFO] [stdout] 7b3d2b0a66cb5af0a96f7d4851eecf54f414c6e308efb5d544a2bf5a22229f33