[INFO] updating cached repository CugeDe/-RUST-FFI
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CugeDe/-RUST-FFI
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CugeDe/-RUST-FFI" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CugeDe/-RUST-FFI"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CugeDe/-RUST-FFI'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CugeDe/-RUST-FFI" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CugeDe/-RUST-FFI"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CugeDe/-RUST-FFI'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1b48384db2696eceedf82a03f42bd7a563f6fcb3
[INFO] sha for GitHub repo CugeDe/-RUST-FFI: 1b48384db2696eceedf82a03f42bd7a563f6fcb3
[INFO] validating manifest of CugeDe/-RUST-FFI on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CugeDe/-RUST-FFI on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CugeDe/-RUST-FFI
[INFO] finished frobbing CugeDe/-RUST-FFI
[INFO] frobbed toml for CugeDe/-RUST-FFI written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CugeDe/-RUST-FFI/Cargo.toml
[INFO] started frobbing CugeDe/-RUST-FFI
[INFO] finished frobbing CugeDe/-RUST-FFI
[INFO] frobbed toml for CugeDe/-RUST-FFI written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/CugeDe/-RUST-FFI/Cargo.toml
[INFO] crate CugeDe/-RUST-FFI already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking CugeDe/-RUST-FFI against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/CugeDe/-RUST-FFI:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5ab05040e094ecd5b079a2f7d6e52cf119296eab8e8651f410cb64e96962ec6a
[INFO] running `"docker" "start" "-a" "5ab05040e094ecd5b079a2f7d6e52cf119296eab8e8651f410cb64e96962ec6a"`
[INFO] [stderr]     Checking ffi v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/lib.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |       for _ in (0..25_000_000)
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` head expression
[INFO] [stderr]   --> src/lib.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |       for _ in (0..25_000_000)
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "5ab05040e094ecd5b079a2f7d6e52cf119296eab8e8651f410cb64e96962ec6a"`
[INFO] running `"docker" "rm" "-f" "5ab05040e094ecd5b079a2f7d6e52cf119296eab8e8651f410cb64e96962ec6a"`
[INFO] [stdout] 5ab05040e094ecd5b079a2f7d6e52cf119296eab8e8651f410cb64e96962ec6a