[INFO] cloning repository DarrenTsung/rspec-timing-splitter [INFO] running `"git" "clone" "--bare" "git://github.com/DarrenTsung/rspec-timing-splitter.git" "work/cache/sources/gh/DarrenTsung/rspec-timing-splitter"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/DarrenTsung/rspec-timing-splitter'... [INFO] running `"git" "clone" "work/cache/sources/gh/DarrenTsung/rspec-timing-splitter" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/DarrenTsung/rspec-timing-splitter"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/DarrenTsung/rspec-timing-splitter'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DarrenTsung/rspec-timing-splitter" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/DarrenTsung/rspec-timing-splitter"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/DarrenTsung/rspec-timing-splitter'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 555e59251def38554548a9863872b05dd77997fa [INFO] sha for GitHub repo DarrenTsung/rspec-timing-splitter: 555e59251def38554548a9863872b05dd77997fa [INFO] validating manifest of DarrenTsung/rspec-timing-splitter 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 DarrenTsung/rspec-timing-splitter 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 DarrenTsung/rspec-timing-splitter [INFO] finished frobbing DarrenTsung/rspec-timing-splitter [INFO] frobbed toml for DarrenTsung/rspec-timing-splitter written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/DarrenTsung/rspec-timing-splitter/Cargo.toml [INFO] started frobbing DarrenTsung/rspec-timing-splitter [INFO] finished frobbing DarrenTsung/rspec-timing-splitter [INFO] frobbed toml for DarrenTsung/rspec-timing-splitter written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/DarrenTsung/rspec-timing-splitter/Cargo.toml [INFO] crate DarrenTsung/rspec-timing-splitter 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 DarrenTsung/rspec-timing-splitter against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/DarrenTsung/rspec-timing-splitter:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 26d47abb373152f100ac97a0e81010c1c57a0e84bdc61a2b240a4c9350857044 [INFO] running `"docker" "start" "-a" "26d47abb373152f100ac97a0e81010c1c57a0e84bdc61a2b240a4c9350857044"` [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling syn v0.15.25 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling rspec-timing-tool v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `"docker" "inspect" "26d47abb373152f100ac97a0e81010c1c57a0e84bdc61a2b240a4c9350857044"` [INFO] running `"docker" "rm" "-f" "26d47abb373152f100ac97a0e81010c1c57a0e84bdc61a2b240a4c9350857044"` [INFO] [stdout] 26d47abb373152f100ac97a0e81010c1c57a0e84bdc61a2b240a4c9350857044 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/DarrenTsung/rspec-timing-splitter:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] e4cab4b7ffe8d101600f5705b7a573ddddfd23860a61766f41757a8f8b60527e [INFO] running `"docker" "start" "-a" "e4cab4b7ffe8d101600f5705b7a573ddddfd23860a61766f41757a8f8b60527e"` [INFO] [stderr] Compiling rspec-timing-tool v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/timings/split.rs:63:42 [INFO] [stderr] | [INFO] [stderr] 63 | let first_result = split_timings(timings.clone(), total_splits); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected reference, found struct `std::vec::Vec` [INFO] [stderr] | help: consider borrowing here: `&timings.clone()` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&[timings::FileTiming]` [INFO] [stderr] found type `std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/timings/split.rs:65:52 [INFO] [stderr] | [INFO] [stderr] 65 | assert_eq!(first_result, split_timings(timings.clone(), total_splits)); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | expected reference, found struct `std::vec::Vec` [INFO] [stderr] | help: consider borrowing here: `&timings.clone()` [INFO] [stderr] | [INFO] [stderr] = note: expected type `&[timings::FileTiming]` [INFO] [stderr] found type `std::vec::Vec` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `rspec-timing-tool`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e4cab4b7ffe8d101600f5705b7a573ddddfd23860a61766f41757a8f8b60527e"` [INFO] running `"docker" "rm" "-f" "e4cab4b7ffe8d101600f5705b7a573ddddfd23860a61766f41757a8f8b60527e"` [INFO] [stdout] e4cab4b7ffe8d101600f5705b7a573ddddfd23860a61766f41757a8f8b60527e