[INFO] updating cached repository niyas/learning-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/niyas/learning-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/niyas/learning-rust" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/niyas/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/niyas/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/niyas/learning-rust" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/niyas/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/niyas/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8c1510968f024d10aef3f719438b3285b437006
[INFO] sha for GitHub repo niyas/learning-rust: a8c1510968f024d10aef3f719438b3285b437006
[INFO] validating manifest of niyas/learning-rust on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of niyas/learning-rust on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing niyas/learning-rust
[INFO] finished frobbing niyas/learning-rust
[INFO] frobbed toml for niyas/learning-rust written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/niyas/learning-rust/Cargo.toml
[INFO] started frobbing niyas/learning-rust
[INFO] finished frobbing niyas/learning-rust
[INFO] frobbed toml for niyas/learning-rust written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/niyas/learning-rust/Cargo.toml
[INFO] crate niyas/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking niyas/learning-rust against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-5/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/niyas/learning-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2ca07ba05d628924ff529607ff206c5bde15f19804d05a9453380be246997be6
[INFO] running `"docker" "start" "-a" "2ca07ba05d628924ff529607ff206c5bde15f19804d05a9453380be246997be6"`
[INFO] [stderr]     Checking play_ground v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "2ca07ba05d628924ff529607ff206c5bde15f19804d05a9453380be246997be6"`
[INFO] running `"docker" "rm" "-f" "2ca07ba05d628924ff529607ff206c5bde15f19804d05a9453380be246997be6"`
[INFO] [stdout] 2ca07ba05d628924ff529607ff206c5bde15f19804d05a9453380be246997be6