[INFO] cloning repository dmitryvm/content-based-renamer
[INFO] running `"git" "clone" "--bare" "git://github.com/dmitryvm/content-based-renamer.git" "work/cache/sources/gh/dmitryvm/content-based-renamer"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/dmitryvm/content-based-renamer'...
[INFO] running `"git" "clone" "work/cache/sources/gh/dmitryvm/content-based-renamer" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dmitryvm/content-based-renamer"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dmitryvm/content-based-renamer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmitryvm/content-based-renamer" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dmitryvm/content-based-renamer"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dmitryvm/content-based-renamer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6862dd9c7b94fd6764ece49f575a09591937e065
[INFO] sha for GitHub repo dmitryvm/content-based-renamer: 6862dd9c7b94fd6764ece49f575a09591937e065
[INFO] validating manifest of dmitryvm/content-based-renamer on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dmitryvm/content-based-renamer on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dmitryvm/content-based-renamer
[INFO] finished frobbing dmitryvm/content-based-renamer
[INFO] frobbed toml for dmitryvm/content-based-renamer written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dmitryvm/content-based-renamer/Cargo.toml
[INFO] started frobbing dmitryvm/content-based-renamer
[INFO] finished frobbing dmitryvm/content-based-renamer
[INFO] frobbed toml for dmitryvm/content-based-renamer written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dmitryvm/content-based-renamer/Cargo.toml
[INFO] crate dmitryvm/content-based-renamer has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md5 v0.4.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dmitryvm/content-based-renamer against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-2/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dmitryvm/content-based-renamer:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 739bbe01b0901225c3b9185ec3a3cafcfc05051b79c9ead29ec3c54fb8d2963b
[INFO] running `"docker" "start" "-a" "739bbe01b0901225c3b9185ec3a3cafcfc05051b79c9ead29ec3c54fb8d2963b"`
[INFO] [stderr]     Checking md5 v0.4.0
[INFO] [stderr]     Checking md5-rename v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fs::rename(path, new_path.to_str().unwrap());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fs::rename(path, new_path.to_str().unwrap());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "739bbe01b0901225c3b9185ec3a3cafcfc05051b79c9ead29ec3c54fb8d2963b"`
[INFO] running `"docker" "rm" "-f" "739bbe01b0901225c3b9185ec3a3cafcfc05051b79c9ead29ec3c54fb8d2963b"`
[INFO] [stdout] 739bbe01b0901225c3b9185ec3a3cafcfc05051b79c9ead29ec3c54fb8d2963b