[INFO] cloning repository beMang/guessing_game_in_rust
[INFO] running `"git" "clone" "--bare" "git://github.com/beMang/guessing_game_in_rust.git" "work/cache/sources/gh/beMang/guessing_game_in_rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/beMang/guessing_game_in_rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/beMang/guessing_game_in_rust" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/beMang/guessing_game_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/beMang/guessing_game_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/beMang/guessing_game_in_rust" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/beMang/guessing_game_in_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/beMang/guessing_game_in_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 310d0ace7494236a9d2f491cddadc7ca6317f9a0
[INFO] sha for GitHub repo beMang/guessing_game_in_rust: 310d0ace7494236a9d2f491cddadc7ca6317f9a0
[INFO] validating manifest of beMang/guessing_game_in_rust on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of beMang/guessing_game_in_rust on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing beMang/guessing_game_in_rust
[INFO] finished frobbing beMang/guessing_game_in_rust
[INFO] frobbed toml for beMang/guessing_game_in_rust written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/beMang/guessing_game_in_rust/Cargo.toml
[INFO] started frobbing beMang/guessing_game_in_rust
[INFO] finished frobbing beMang/guessing_game_in_rust
[INFO] frobbed toml for beMang/guessing_game_in_rust written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/beMang/guessing_game_in_rust/Cargo.toml
[INFO] crate beMang/guessing_game_in_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking beMang/guessing_game_in_rust against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/beMang/guessing_game_in_rust:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b950cb63c8eb85ae4823e288597a19564228e9f7a816ce96c84cbf413433a0bf
[INFO] running `"docker" "start" "-a" "b950cb63c8eb85ae4823e288597a19564228e9f7a816ce96c84cbf413433a0bf"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "b950cb63c8eb85ae4823e288597a19564228e9f7a816ce96c84cbf413433a0bf"`
[INFO] running `"docker" "rm" "-f" "b950cb63c8eb85ae4823e288597a19564228e9f7a816ce96c84cbf413433a0bf"`
[INFO] [stdout] b950cb63c8eb85ae4823e288597a19564228e9f7a816ce96c84cbf413433a0bf