[INFO] cloning repository MartinHowarth/petals_around_the_rose
[INFO] running `"git" "clone" "--bare" "git://github.com/MartinHowarth/petals_around_the_rose.git" "work/cache/sources/gh/MartinHowarth/petals_around_the_rose"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/MartinHowarth/petals_around_the_rose'...
[INFO] running `"git" "clone" "work/cache/sources/gh/MartinHowarth/petals_around_the_rose" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MartinHowarth/petals_around_the_rose"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MartinHowarth/petals_around_the_rose'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MartinHowarth/petals_around_the_rose" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MartinHowarth/petals_around_the_rose"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MartinHowarth/petals_around_the_rose'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07c9f5fe1492656514dcbf1a0e874988007b0364
[INFO] sha for GitHub repo MartinHowarth/petals_around_the_rose: 07c9f5fe1492656514dcbf1a0e874988007b0364
[INFO] validating manifest of MartinHowarth/petals_around_the_rose on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MartinHowarth/petals_around_the_rose on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MartinHowarth/petals_around_the_rose
[INFO] finished frobbing MartinHowarth/petals_around_the_rose
[INFO] frobbed toml for MartinHowarth/petals_around_the_rose written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/MartinHowarth/petals_around_the_rose/Cargo.toml
[INFO] started frobbing MartinHowarth/petals_around_the_rose
[INFO] finished frobbing MartinHowarth/petals_around_the_rose
[INFO] frobbed toml for MartinHowarth/petals_around_the_rose written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MartinHowarth/petals_around_the_rose/Cargo.toml
[INFO] crate MartinHowarth/petals_around_the_rose already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking MartinHowarth/petals_around_the_rose against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/MartinHowarth/petals_around_the_rose:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fbc835a2050bea95df031a4ace8cb5c1c62e1a0e3bc2d445209a3db25d7b5b4b
[INFO] running `"docker" "start" "-a" "fbc835a2050bea95df031a4ace8cb5c1c62e1a0e3bc2d445209a3db25d7b5b4b"`
[INFO] [stderr]     Checking petals_around_the_rose v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut f: fn(&mut i32) = match die {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let mut f: fn(&mut i32) = match die {
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "fbc835a2050bea95df031a4ace8cb5c1c62e1a0e3bc2d445209a3db25d7b5b4b"`
[INFO] running `"docker" "rm" "-f" "fbc835a2050bea95df031a4ace8cb5c1c62e1a0e3bc2d445209a3db25d7b5b4b"`
[INFO] [stdout] fbc835a2050bea95df031a4ace8cb5c1c62e1a0e3bc2d445209a3db25d7b5b4b