[INFO] cloning repository CugeDe/-RUST-FFI
[INFO] running `"git" "clone" "--bare" "git://github.com/CugeDe/-RUST-FFI.git" "work/cache/sources/gh/CugeDe/-RUST-FFI"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/CugeDe/-RUST-FFI'...
[INFO] running `"git" "clone" "work/cache/sources/gh/CugeDe/-RUST-FFI" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CugeDe/-RUST-FFI"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/CugeDe/-RUST-FFI'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CugeDe/-RUST-FFI" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/CugeDe/-RUST-FFI"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CugeDe/-RUST-FFI on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing CugeDe/-RUST-FFI against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 6debd7a471ee2142ad02ccc5e0d42505210d505a94a3c5f8525e692be7049451
[INFO] running `"docker" "start" "-a" "6debd7a471ee2142ad02ccc5e0d42505210d505a94a3c5f8525e692be7049451"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "6debd7a471ee2142ad02ccc5e0d42505210d505a94a3c5f8525e692be7049451"`
[INFO] running `"docker" "rm" "-f" "6debd7a471ee2142ad02ccc5e0d42505210d505a94a3c5f8525e692be7049451"`
[INFO] [stdout] 6debd7a471ee2142ad02ccc5e0d42505210d505a94a3c5f8525e692be7049451
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47da339e2ff62988396d508ab154e67b613f5ce18feb21afe332bc79914054a8
[INFO] running `"docker" "start" "-a" "47da339e2ff62988396d508ab154e67b613f5ce18feb21afe332bc79914054a8"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "47da339e2ff62988396d508ab154e67b613f5ce18feb21afe332bc79914054a8"`
[INFO] running `"docker" "rm" "-f" "47da339e2ff62988396d508ab154e67b613f5ce18feb21afe332bc79914054a8"`
[INFO] [stdout] 47da339e2ff62988396d508ab154e67b613f5ce18feb21afe332bc79914054a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] f3015babd96a26ffa57cabf98c5458c5b675c9dea4a58d2690abb3e22bc157d6
[INFO] running `"docker" "start" "-a" "f3015babd96a26ffa57cabf98c5458c5b675c9dea4a58d2690abb3e22bc157d6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ffi-c6f4f06a4565ad01
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f3015babd96a26ffa57cabf98c5458c5b675c9dea4a58d2690abb3e22bc157d6"`
[INFO] running `"docker" "rm" "-f" "f3015babd96a26ffa57cabf98c5458c5b675c9dea4a58d2690abb3e22bc157d6"`
[INFO] [stdout] f3015babd96a26ffa57cabf98c5458c5b675c9dea4a58d2690abb3e22bc157d6