[INFO] updating cached repository cmiles74/russian_roulette
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cmiles74/russian_roulette
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cmiles74/russian_roulette" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/cmiles74/russian_roulette"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/cmiles74/russian_roulette'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cmiles74/russian_roulette" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/cmiles74/russian_roulette"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/cmiles74/russian_roulette'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ac9a9a10d75abcf7626fa892e435a44c427a3dd0
[INFO] sha for GitHub repo cmiles74/russian_roulette: ac9a9a10d75abcf7626fa892e435a44c427a3dd0
[INFO] validating manifest of cmiles74/russian_roulette on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cmiles74/russian_roulette on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cmiles74/russian_roulette
[INFO] finished frobbing cmiles74/russian_roulette
[INFO] frobbed toml for cmiles74/russian_roulette written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/cmiles74/russian_roulette/Cargo.toml
[INFO] started frobbing cmiles74/russian_roulette
[INFO] finished frobbing cmiles74/russian_roulette
[INFO] frobbed toml for cmiles74/russian_roulette written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/cmiles74/russian_roulette/Cargo.toml
[INFO] crate cmiles74/russian_roulette already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cmiles74/russian_roulette against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-2/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/cmiles74/russian_roulette:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f19f3077bd4d6931f57ad39faa7f5612b9c8217c24bf9bb8f4f609a52e67e41e
[INFO] running `"docker" "start" "-a" "f19f3077bd4d6931f57ad39faa7f5612b9c8217c24bf9bb8f4f609a52e67e41e"`
[INFO] [stderr]     Checking russian_roulette v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "f19f3077bd4d6931f57ad39faa7f5612b9c8217c24bf9bb8f4f609a52e67e41e"`
[INFO] running `"docker" "rm" "-f" "f19f3077bd4d6931f57ad39faa7f5612b9c8217c24bf9bb8f4f609a52e67e41e"`
[INFO] [stdout] f19f3077bd4d6931f57ad39faa7f5612b9c8217c24bf9bb8f4f609a52e67e41e